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Understanding the Latest Clinical Data to Optimize the Care of Patients With Multiple Myeloma Supported by educational grants from Amgen, Celgene Corporation,

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Presentation on theme: "Understanding the Latest Clinical Data to Optimize the Care of Patients With Multiple Myeloma Supported by educational grants from Amgen, Celgene Corporation,"— Presentation transcript:

1 Understanding the Latest Clinical Data to Optimize the Care of Patients With Multiple Myeloma
Supported by educational grants from Amgen, Celgene Corporation, and Takeda Oncology.

2 About These Slides Users are encouraged to use these slides in their own noncommercial presentations, but we ask that content and attribution not be changed. Users are asked to honor this intent These slides may not be published or posted online without permission from Clinical Care Options ( Disclaimer The materials published on the Clinical Care Options Web site reflect the views of the authors of the CCO material, not those of Clinical Care Options, LLC, the CME providers, or the companies providing educational grants. The materials may discuss uses and dosages for therapeutic products that have not been approved by the United States Food and Drug Administration. A qualified healthcare professional should be consulted before using any therapeutic product discussed. Readers should verify all information and data before treating patients or using any therapies described in these materials.

3 Core Faculty Carol Ann Huff, MD Medical Director, Department of Oncology Associate Professor of Medicine and Oncology Johns Hopkins University Baltimore, Maryland Shaji Kumar, MD Department of Hematology Mayo Clinic Rochester, Minnesota This slide lists the faculty who were involved in the production of these slides.

4 Agenda Diagnosis and Staging Selecting Appropriate Induction Therapy
Autologous Stem Cell Transplantation Duration of Therapy in Multiple Myeloma Optimal Therapy for Transplantation-Ineligible Patients Treatment Options in Relapsed/Refractory Multiple Myeloma

5 Diagnosis and Staging

6 Updated IMWG Criteria for Diagnosis of Multiple Myeloma
MGUS M protein < 3 g/dL Clonal plasma cells in BM < 10% No myeloma-defining events Smoldering Myeloma M protein ≥ 3 g/dL (serum) or ≥ 500 mg/24 hrs (urine) Clonal plasma cells in BM ≥ 10% to 60% Multiple Myeloma Underlying plasma cell proliferative disorder AND 1 or more myeloma- defining events ≥ 1 CRAB* feature Clonal plasma cells in BM ≥ 60% Serum free light-chain ratio ≥ 100 > 1 MRI focal lesion BM, bone marrow; CrCl, creatinine clearance; CT, computed tomography; Hb, hemoglobin; MGUS, monoclonal gammopathy of undetermined significance; M-protein, monoclonal protein; MRI, magnetic resonance imaging; PET-CT, positron-emission tomography / computed tomography; ULN, upper limit of normal. *C: Calcium elevation (> 11 mg/dL or > 1 mg/dL higher than ULN) R: Renal insufficiency (CrCl < 40 mL/min or serum creatinine > 2 mg/dL) A: Anemia (Hb < 10 g/dL or 2 g/dL < normal) B: Bone disease (≥ 1 lytic lesions on skeletal radiography, CT, or PET/CT) Slide credit: clinicaloptions.com Rajkumar SV, et al. Lancet Oncol. 2014;15:e538-e548.

7 Progression to Symptomatic MM
100 80 60 40 20 Smoldering MM MGUS 27% will convert in 15 years Roughly 2% per year 78 73 66 15% more will convert over next 5 yrs and then 1% per yr thereafter Progression (%) 51 51% will convert in first 5 yrs ~ 10% per yr MGUS; monoclonal gammopathy of unknown significance; MM, multiple myeloma. 21 16 4 10 5 10 15 20 25 Yrs Since Diagnosis Slide credit: clinicaloptions.com Kyle RA, et al. N Engl J Med. 2007;356:

8 Risk Factors for Progression
2-Yr Progression High levels of circulating plasma cells 80 High bone marrow plasma cell proliferative rate Evolution of smoldering multiple myeloma 65 Abnormal plasma cell immunophenotype ≥ 95% plus immunoparesis 50 Cytogenetic subtypes: t(4;14), 1q amp, or del(17p) Unexplained decrease in creatinine clearance by ≥ 25% accompanied by a rise in urinary monoclonal protein or serum free light-chain concentrations NA Slide credit: clinicaloptions.com Rajkumar SV, et al. Lancet Oncol. 2014;15:e538-e548.

9 MGUS-SMM: Management Observation is the standard of care
Regular follow-up MGUS Typically annual IgG, < 1 g/L can be followed every 2-3 yrs SMM Every 3-6 mos, depending on risk Consider bisphosphonates with decreased BMD BMD, bone mineral density; MGUS; monoclonal gammopathy of unknown significance; SMM, smoldering multiple myeloma. Slide credit: clinicaloptions.com

10 Newly Diagnosed MM: Why Risk Stratify?
2 important goals Counsel: Need to provide pt with realistic expectations based on currently available treatments Therapy: Choose specific therapies based on their differential effects on high-risk vs standard-risk disease Slide credit: clinicaloptions.com

11 Are There High-Risk Features?
International Staging System stage Cytogenetic abnormalities del(13), hypodiploidy t(4;14), t(14;16), or del(17p) (by FISH) Poor performance status Circulating myeloma cells High serum LDH FISH, fluorescent in-situ hybridization; LDH, lactate dehydrogenase. Slide credit: clinicaloptions.com

12 Revised ISS Staging System
1.0 Stage Definition 1 Serum albumin ≥ 3.5 g/dL AND β2-M ≤ 3.5 mg/L Normal LDH No t(4;14), t(14;16), or del(17p) 2 Not stage I or III 3 β2-M ≥ 5.5 mg/dL PLUS High LDH, OR t(4;14), t(14;16), or del(17p) 0.8 0.6 Probability of OS 0.4 Median OS, Mos 0.2 R-ISS I NR R-ISS II 83 R-ISS III 43 β2-M, beta2-microglobulin; LDH, lactate dehydrogenase; NR, no response; OS, overall survival; R-ISS, Revised International Staging System. 12 24 36 48 60 72 Mos Slide credit: clinicaloptions.com Palumbo A, et al. J Clin Oncol. 2015;33:

13 mSMART: Classification of Active MM
High Risk Intermediate Risk* Standard Risk*† FISH‡ del(17p) t(14;16) t(14;20) GEP High-risk signature FISH t(4;14)§ 1q gain Complex karyotype Metaphase del(13q) or hypodiploidy High PC S-phase¶ All others including: Trisomies t(11;14)ǁ t(6;14) FISH, fluorescent in-situ hybridization; GEP, gene-expression profiling; LDH, lactate dehydrogenase; MM, multiple myeloma. *A subset will be classified as high-risk by GEP. †LDH > ULN and β2-M > 5.5 mg/L may indicate worse prognosis. ‡Trisomies may ameliorate. §Prognosis is worse when associated with high β2-M and anemia. ǁt(11;14) may be associated with plasma cell leukemia. ¶Cutoffs vary. Dispenzieri A, et al. Mayo Clin Proc. 2007;82: Kumar SK, et al. Mayo Clin Proc. 2009;84: Mikhael JR, et al. Mayo Clin Proc. 2013;88: Slide credit: clinicaloptions.com

14 Selecting Appropriate Induction Therapy

15 Goals of Induction Therapy
High response rate; rapid/deep response Improve performance status and quality of life Not limit PBSC mobilization (for younger pts) Current issues Optimal regimen Optimal duration of therapy Role of transplantation How deep of a response should we aim for? MRD, minimal residual disease; PBSC, peripheral blood stem cells. Slide credit: clinicaloptions.com

16 Achieving ≥ VGPR or CR Should Be the Goal of Therapy
Pts with sCR have a significantly better outcome: estimated 5-yr OS 80% with sCR vs 53% with CR or 47% with nCR Achieving CR[2] 1.00 0.75 0.50 0.25 1.00 0.8 0.6 Probability of OS Probability of OS P = .0017 0.4 CR + VGPR (n = 445) 0.2 CR or better PR PD PR (n = 288) VGPR SD 4 5 6 7 8 1 2 3 1 2 3 4 5 6 7 CR, complete response; nCR, near complete response; OS, overall survival; PD, progressive disease; PR, partial response; sCR, stringent complete response; SD, stable disease; VGPR, very good partial response Yrs Since Transplantation Yrs Since Transplantation 1. Harousseau JL, et al. J Clin Oncol. 2009;27: Kapoor P, et al. J Clin Oncol. 2013;31: Slide credit: clinicaloptions.com 16

17 Initial Management of MM in Transplantation-Eligible Pts
Adult with symptomatic MM Continue therapy and workup for SCT Yes Is this pt a transplantation candidate? ≥ PR after 4 cycles? Yes No Secondary induction therapy and discussion with a SCT specialist MM, multiple myeloma; PR, partial response; SCT, stem cell transplantation; VHA, Veterans Health Administration. Select treatment with considerations of comorbidities Start initial therapy VHA clinical guidance for the initial management of adults with multiple myeloma Slide credit: clinicaloptions.com

18 Factors Affecting Transplantation Eligibility
Age Older than 70 yrs of age may not be eligible Older pts more sensitive to toxicity; less physical reserve Performance status Comorbidities Renal impairment Cardiovascular disease Pulmonary disease Hepatic disease (chronic hepatitis or cirrhosis) Slide credit: clinicaloptions.com

19 Current Considerations for Initial Treatment of MM
Induction for younger pts 3-drug induction followed by autologous transplantation[1] Maintenance therapy post autologous transplantation[2] Maximize duration of first response[3,4] Assessing depth of response and understanding implications for pt outcome[5] 1. Cavo M, et al. Lancet. 2010;376: McCarthy PL, et al. Expert Rev Hematol. 2014;7: Palumbo A, et al. N Engl J Med. 2011;364: Lenhers N, et al. ASH Abstract Paiva B, et al. Blood. 2012;119: Slide credit: clinicaloptions.com

20 Induction Therapy for Pts With Transplantation-Eligible MM
Preferred Regimens Other Regimens Initial therapy (induction) for transplantation-eligible pts (response assessment after cycle 2) Category 1 Bort/dox/dex Rd RVd VD VTD Category 2A CyBorD IRd KRd Category 2B Dexamethasone Liposomal dox/vin/dex Thal/dex Bort, bortezomib; CyBorD, cyclophosphamide/bortezomib/dexamethasone; dex, dexamethasone; dox, doxorubicin; IRd, ixazomib, lenalidomide, dexamethasone; KRd, carfilzomib, lenalidomide, dexamethasone; len, lenalidomide; MM, multiple myeloma; pred, prednisone; Rd, lenalidomide/low-dose dexamethasone; RVd, bortezomib/lenalidomide/dexamethasone; thal, thalidomide; VD, bortezomib/dexamethasone; vin, vincristine; VP, bortezomib/prednisone; VT, bortezomib/thalidomide; VTD, bortezomib/thalidomide/dexamethasone. NCCN. Clinical practice guidelines in oncology: multiple myeloma. v Slide credit: clinicaloptions.com

21 Pts Achieving ≥ VGPR (%)
Earlier Phase Studies: Induction Regimens for Transplantation-Eligible Pts Regimen Median Total Cycles, n Survival, % RVd[1] 10* 18-mo PFS: 75 18-mo OS: 97 KRd[2,3] 12 12-mo PFS: 95 18-mo PFS: 92 3-yr PFS: 79 3-yr OS: 96 CyBorD[4] 4† 5-yr PFS: 42 5-yr OS: 70 IRd[5] 7 12-mo PFS: 88 12-mo OS: 94 100 80 60 40 20 89 67 60 58 Pts Achieving ≥ VGPR (%) RVd[1] KRd[2] *Induction and maintenance; any drug. †Median not reported; response after 4 cycles stated as primary goal of study. CyBorD, bortezomib/cyclophosphamide/dexamethasone; IRd, ixazomib/lenalidomide/dexamethasone; KRd, carfilzomib/lenalidomide/dexamethasone; MRD, minimal residual disease; OS, overall survival; PFS, progression-free survival; RVd, bortezomib/lenalidomide/dexamethasone; VGPR, very good partial response. IRd[5] CyBorD[4] 1. Richardson, PG et al. Blood. 2010;116: Jakubowiak A, et al. Blood. 2012;120: Jasielec J, et al. ASH Abstract Reeder CB, et al. Br J Haematol ; Kumar SK, et al. Lancet Oncol. 2014;15: Slide credit: clinicaloptions.com

22 Autologous Stem Cell Transplantation

23 Phase III Trial: High-Dose Mel + ASCT vs MPR in Newly Diagnosed MM
Randomized, controlled phase III trial exploring utility of high-dose melphalan + ASCT consolidation ± lenalidomide maintenance vs MPR consolidation ± lenalidomide maintenance in newly diagnosed MM PFS, OS From Time of Diagnosis (N = 273) Mel + ASCT + len maintenance Mel + ASCT with no maintenance 100 MPR + len maintenance MPR with no maintenance 100 75 75 PFS (%) 50 OS (%) 50 ASCT, autologous stem cell transplantation; Len, lenalidomide; MPR, melphalan, prednisone, lenalidomide; NDMM, newly diagnosed MM. 25 25 37.4 54.7 21.8 34.2 6 12 18 24 30 36 42 48 54 60 66 6 12 18 24 30 36 42 48 54 60 66 Mos Mos Slide credit: clinicaloptions.com Palumbo A, et al. N Engl J Med. 2014;371:

24 Phase III Trial: Rd Induction and ASCT vs Cyclophosphamide + Rd Consolidation
A randomized, controlled phase III trial comparing high-dose melphalan + ASCT vs cyclophosphamide + Rd consolidation in newly diagnosed MM Increased grade 3/4 AEs with ASCT vs CRd, but similar serious hematologic (0% vs 2%; P = .49) and nonhematologic (7% vs 10%; P = .393) AEs Median PFS, Mos ASCT (n = 127) CRd (n = 129) 100 80 60 40 20 100 80 60 40 20 HR: 0.40 (95% CI: ; P < .001) 4-Yr OS, % ASCT CRd PFS (%) OS (%) HR: 0.42 (95% CI: ; P < .004) Median f/u: 55 mos Median f/u: 55 mos ASCT, autologous stem cell transplantation; C, cyclophosphamide; D, dexamethasone; NDMM, newly diagnosed multiple myeloma; R, lenalidomide. 10 20 30 40 50 60 70 10 20 30 40 50 60 70 Mos Mos Slide credit: clinicaloptions.com Gay F, et al. Lancet Oncol. 2015;16:

25 Phase III IFM/DFCI 2009: Frontline RVd ± ASCT in Younger Pts (< 65 Yrs) With MM
N = 700 previously untreated patients younger than 65 yrs of age Outcome, % RVd + ASCT (n = 350) RVd Only HR (95% CI) 4-yr PFS 47 35 0.69 ( ; P < .001) 4-yr OS 81 83 1.2 ( ; P = NS) SPM 5 3 ORR 99 98 ≥ VGPR 88 78 P = .001 ASCT, autologous stem cell transplantation; ISS, International Staging System; MM, multiple myeloma; ORR, overall response rate; OS, overall survival; PFS, progression-free survival; RVd, lenalidomide, bortezomib, dexamethasone. PFS benefit in ASCT arm uniform across subgroups Age (≤ or > 60 yrs), sex, Ig isotype (IgG or others), ISS stage (I or II or III), cytogenetics (standard or high risk), and response after the 3 first cycles of RVd (CR or not) Slide credit: clinicaloptions.com Attal M, et al. ASH Abstract 391.

26 Phase III EMN02/HO95 Trial: Upfront ASCT vs VMP in Newly Diagnosed MM: Efficacy
Outcome VMP ASCT HR (95% CI; P Value) PFS Overall population, n Median, mos 3 yr, % 497 44 57.5 695 NR 66.1 0.73 ( ; .003) Standard-risk cytogenetics, n 220 46 69.6 290 76.6 0.68 ( ; .034) High-risk cytogenetics, n 181 32 43.2 292 42 55.2 0.69 ( ; .010) Response (n = 451) (n = 641) -- VGPR or better, % 73.8 85.5 < .001 ASCT, autologous stem cell transplantation; MM, multiple myeloma; NR, not reached; VGPR, very good partial response; VMP, bortezomib/melphalan/prednisone. Median follow-up: 26 mos (range: mos) Slide credit: clinicaloptions.com Cavo M, et al. ASCO Abstract 8000.

27 MMRC: Extended KRd Treatment With ASCT in NDMM
An open-label, single-arm phase II trial exploring utility of extended KRd treatment with transplantation in NDMM (N = 62) Treatment: KRd induction (4 cycles) → ASCT and KRd consolidation and maintenance (cycles 5-18); further R maintenance off protocol KRd + ASCT produced higher sCR rate at 8 cycles vs historical controls without ASCT (71% vs 30%); AEs similar to historical controls 100 80 60 40 20 97 100 100 100 85 87 87 87 ≥ VGPR ≥ nCR ≥ CR sCR 75 71 Response (%) 32 21 24 22 AE, adverse event; ASCT, autologous stem cell transplantation; CR, complete response; KRd, carfilzomib, lenalidomide, dexamethasone; nCR, near complete response; NDMM, newly diagnosed multiple myeloma; R, lenalidomide; sCR, serum complete response; VGPR, very good partial response. 12 8 Induction (n = 48) ASCT (n = 37) Consolidation (n = 24) End of KRd (n = 8) Slide credit: clinicaloptions.com Zimmerman TM, et al. ASCO Abstract 8510.

28 Duration of Therapy in Multiple Myeloma

29 Maintenance Therapy for Pts With Transplantation-Eligible MM
Preferred Regimens Other Regimens Maintenance therapy Category 1 Lenalidomide Thalidomide Category 2A Bortezomib Category 2B VP VT Interferon Steroids Thal + pred CyBorD, cyclophosphamide/bortezomib/dexamethasone; dex, dexamethasone; dox, doxorubicin; len, lenalidomide; MM, multiple myeloma; pred, prednisone; Rd, lenalidomide/low-dose dexamethasone; RVd, bortezomib/lenalidomide/dexamethasone; thal, thalidomide; VD, bortezomib/dexamethasone; vin, vincristine; VP, bortezomib/prednisone; VT, bortezomib/thalidomide; VTD, bortezomib/thalidomide/dexamethasone. NCCN. Clinical practice guidelines in oncology: multiple myeloma. v Slide credit: clinicaloptions.com

30 IFM 2005-02: Lenalidomide vs Placebo Maintenance After ASCT for Myeloma
Phase III study in pts < 65 yrs of age after ASCT in first line (N = 459)* Consolidation: Len 25 mg/day PO Days 1-21 every 28 days for 2 mos; maintenance: randomize to Len mg/day or placebo until relapse PFS 5-yr PFS (primary endpoint) superior with Len vs placebo: 42% vs 18%, respectively (P < .0001) PFS benefit independent of subgroup (eg, β2-M, ORR) Median EFS: 40 mos with Len vs 23 mos for placebo Median OS: similar (> 80 mos) Grade 3/4 PN: similar in both groups 100 75 50 20 Len Placebo Pts (%) ASCT, autologous stem cell transplantation; β2-M, beta2-microglobulin; EFS, event-free survival; Len, lenalidomide; ORR, overall response rate; OS, overall survival; PFS, progression-free survival; PN, peripheral neuropathy. HR Len vs placebo: 0.50; P < .001 6 18 12 30 24 42 36 48 60 54 Mos *Induction with VD or VAD; consolidation with lenalidomide. Slide credit: clinicaloptions.com Attal M, et al. ASH Abstract 406.

31 CALGB 100104: Lenalidomide vs Placebo Maintenance Following ASCT for Myeloma
Phase III trial with D-S stage I-III pts; < 71 yrs of age and > 2 cycles of induction with SD or better (N = 460) PFS: ITT analysis with median follow-up from transplant of 34 mos Estimated HR: 0.48 (95% CI: ); median TTP: 46 vs 27 mos OS: 35 deaths with lenalidomide and deaths with placebo 3-yr OS: 88% vs 80%; HR: 0.62 or a 38% reduction in death with the cross over 1.0 0.8 0.6 0.4 0.2 1.0 0.8 0.6 0.4 0.2 2-sided P < .001 Lenalidomide Lenalidomide Placebo Probability of PFS ASCT, autologous stem cell transplantation; D-S, Durie-Salmon; HSCT, hematopoietic stem cell transplantation; ITT, intent to treat; OS overall survival; PFS, progression-free survival; SD, stable disease; TTP, time to progression. Probability of OS 2-sided P = .03 Placebo 86 of 128 placebo pts crossed over to lenalidomide Median follow-up: 45 mos 10 20 30 40 50 60 70 10 20 30 40 50 60 70 Mos Since ASCT Mos Since ASCT Slide credit: clinicaloptions.com McCarthy PL, et al. N Engl J Med. 2012;366:

32 Cumulative Incidence of Second Primary Malignancies by Treatment
Solid SPMs Hematological SPMs Len + mel Len + cyclo Len + dex No len (mel regimens) Len + mel Len + cyclo Len + dex No len (mel regimens) 10 10 1 2 3 4 5 6 1 2 3 4 5 6 7 Cumulative incidence (%) 5 Cumulative incidence (%) 5 7 Cum Incidence, % Solids SPM Hematological SPM 3 Yrs 5 Yrs Len + mel 2.7 4.4 1.8 3.9 Len + cyclo 3.5 NE 0.3 Len + dex 2.2 2.6 1.3 No len 2.9 3.4 0.4 1.4 Cyclo, cyclophosphamide; Dex, dexamethasone; Len, lenalidomide; Mel, melphalan; SPM, second primary malignancy. Slide credit: clinicaloptions.com Palumbo A, et al. Lancet Oncol. 2014;15:

33 Lenalidomide Maintenance After ASCT in MM: Overall Survival
Lenalidomide maintenance significantly improved survival after ASCT from pooled data analysis 7-yr OS: 62% vs 50% in the control arm Median OS: not estimable* vs 86.0 mos in control arm (median follow-up: 80 mos) Overall HR: 0.74 (95% CI: ; P = .001) All studies showed lenalidomide benefit, but results were heterogeneous (P = .047) CALGB HR: 0.56 (95% CI: ) IFM HR: 0.91 (95% CI: ) GIMEMA HR: 0.66 (95% CI: ) ASCT, autologous stem cell transplantation; MM, multiple myeloma. *Median OS for lenalidomide arm extrapolated to be 116 mos based on median of control arm and HR of 0.74. Slide credit: clinicaloptions.com Attal M, et al. ASCO Abstract 8001.

34 Lenalidomide Maintenance After ASCT in MM: Other Outcomes
Lenalidomide maintenance benefit seen in most subgroups except high-risk cytogenetics HR: 1.18 (95% CI: ) Mean duration of maintenance treatment: 25 mos in IFM trial, 30 mos in CALGB trial Incidence of second primary malignancies significantly higher with lenalidomide maintenance Hematologic: HR: 2.03 (95% CI: ; P = .015) Solid tumor: HR: 1.71 (95% CI: ; P = .032) ASCT, autologous stem cell transplantation; MM, multiple myeloma. Slide credit: clinicaloptions.com Attal M, et al. ASCO Abstract 8001.

35 Lenalidomide Maintenance Therapy: Meta-analysis of Randomized Trials
In a study of 4 RCTs (N = 1935), lenalidomide maintenance vs no maintenance or placebo associated with: Improved PFS (overall HR: 0.49; P < .001) Trend toward improved OS (overall HR: 0.77; P = .071) Significantly higher risk of grade 3/4 neutropenia, VTE, thrombocytopenia, fatigue Significantly higher risk of second primary malignancies (OR: 1.62; P = .006) OR, overall response; OS, overall survival; PFS, progression-free survival; RCTs, randomized controlled trials; VTE, venous thromboembolism. Slide credit: clinicaloptions.com Singh PP, et al. ASH Abstract 407.

36 PFS, Censored at AlloSCT Cumulative Percentage Cumulative Percentage
HOVON-65: Bortezomib in Induction and Maintenance for Newly Diagnosed MM CR/nCR superior with PAD induction (30% vs 15% with VAD) and by best response (35% vs 49% with VAD) (P < .001 for both)[1] PFS and OS superior with bortezomib-based treatment regimen[1] Bortezomib significantly improved OS for pts presenting with renal failure (P < .001)[2] PFS, Censored at AlloSCT OS 100 75 50 25 100 75 50 25 HR: 0.78 (95% CI: ; P = .01) HR: 0.76 (95% CI: ; P = .001) Cumulative Percentage Cumulative Percentage N F VAD PAD Cox LR stratified P = .002 N D VAD PAD Cox LR stratified P = .05 Allo, allogeneic; D, number of patient deaths; F, number of treatment failures; LR, likelihood ratio; N, number of patients; nCR, near complete response; PAD, bortezomib/doxorubicin/dexamethasone; SCT, stem cell transplantation; VAD, vincristine/doxorubicin/dexamethasone. 12 24 36 48 60 72 84 12 24 36 48 60 72 84 Mos Mos 1. Sonneveld P, et al. ASH Abstract Sonneveld P, et al. J Clin Oncol. 2012;24: Slide credit: clinicaloptions.com 36 36

37 Maintenance in Myeloma
PFS advantage[1-3] OS improvements?[2] Toxicities of treatment Myelosuppression[3] Second primary malignancies[3,4] Quality of life Unclear whether all pts benefit from maintenance Unclear which agent(s) and duration of therapy PFS, progression-free survival. 1. Attal M, et al. ASH Abstract McCarthy PL, et al. N Engl J Med. 2012;366: 3. Attal M, et al. N Engl J Med. 2012;366: Palumbo A, et al. Lancet Oncol. 2014;15: Slide credit: clinicaloptions.com

38 Optimal Therapy for Transplantation-Ineligible Patients

39 Myeloma in the Elderly: Considerations
Is the disease different? Comorbidities raise risk of toxicity Frailty score (from 0-5)—based on age, comorbidities, and cognitive and physical conditions—can predict mortality and the risk of toxicity[1] What are the goals of therapy? 2-drug vs 3-drug induction: patient preference? Duration of therapy important even in elderly Slide credit: clinicaloptions.com Palumbo A, et al. Blood. 2015;125:

40 Effect of Pt Fitness on Myeloma Treatment Outcomes
Pooled analysis of data on 869 newly diagnosed elderly pts from 3 trials 3-Yr OS Discontinuation at 12 Mos 1.00 1.00 Fit Intermediate fitness Frail 0.75 0.75 0.50 0.50 OS (%) Discontinuation (%) Fit Intermediate fitness Frail 0.25 0.25 6 12 18 24 30 36 6 12 18 24 Mos Mos OS: fit (0) 84%, intermediate (1) 76% (HR: 1.61; P = .42), frail (≥ 2) 57% (HR: 3.57; P < .001) Fit 17%, intermediate 21% (HR: 1.41; P = .052), frail (≥ 2) 31% (HR: 2.21; P < .001) Slide credit: clinicaloptions.com Palumbo A, et al. Blood. 2015;125:

41 Myeloma in Octogenarians: The Era of Modern Myeloma Therapy
More moderate to severe renal impairment Worsening PS (≥ 2) More frequent ISS 3 disease Cytogenetics different; less frequently del(17p) and t(4;14) Efficacy comparisons between those < 65 vs ≥ 80 yrs of age Outcome Pts < 65 Yrs of Age Pts ≥ 80 Yrs of Age Response to therapy, % 85 63 Median PFS, mos 31 11 OS 66% at 5 yrs Median 19.5 mos Early mortality at 2 mos, % 3 14 ISS, International Staging System; OS< overall survival; PFS, progression-free survival. Slide credit: clinicaloptions.com Dimopoulos M, et al. ASH Abstract 4738.

42 Pts Older Than 75 Yrs of Age
CR Correlates With Long-term Survival in Elderly Pts Treated With Novel Agents Retrospective analysis: 3 randomized trials of GIMEMA and HOVON (N = 1175) First-line treatment: MP (n = 332), MPT (n = 332), VMP (n = 257), VMPT-VT (n = 254) 1.0 PFS 1.0 OS CR VGPR PR CR VGPR PR 0.8 0.8 Probability of PFS 0.6 All Pts Probability of OS 0.6 0.4 0.4 0.2 0.2 P < .001 P < .001 24 48 72 24 48 72 1.0 1.0 CR, complete response; MP, melphalan, prednisone; MPT, melphalan, prednisone, thalidomide; OS, overall survival; PFS, progression-free survival; PR, partial response; VGPR, very good partial response; VMP, bortezomib, myeloma, prednisone; VMPT-VT, bortezomib, melphalan, prednisone, thalidomide plus maintenance bortezomib/thalidomide. CR VGPR PR CR VGPR PR 0.8 0.8 Pts Older Than 75 Yrs of Age Probability of PFS 0.6 Probability of OS 0.6 0.4 0.4 0.2 0.2 P = .001 P = .004 24 48 72 24 48 72 Mos Mos Slide credit: clinicaloptions.com Gay F, et al. Blood. 2011;117:

43 Induction and Maintenance Therapy for Pts With Transplantation-Ineligible MM
Preferred Regimens Other Regimens Initial therapy (induction) for transplantation-ineligible pts (response assessment after cycle 2) Category 1 Rd RVd MPR MPT MPV Category 2A VD CyBorD IRd MP Category 2B Dexamethasone Liposomal dox/vin/dex Thal/dex Vin/dox/dex Maintenance therapy Lenalidomide Thalidomide Bortezomib VP VT Interferon Steroids Thalidomide + prednisone CyBorD, cyclophosphamide/bortezomib/dexamethasone; dex, dexamethasone; dox, doxorubicin; IRd, ixazomib, lenalidomide, dexamethasone; MP, melphalan/prednisone; MPR, melphalan/prednisone/lenalidomide; MPT, melphalan/prednisone/thalidomide; MPV, melphalan/prednisone/bortezomib; Rd, lenalidomide/low-dose dexamethasone; RVd, bortezomib/lenalidomide/dexamethasone; thal/dex, thalidomide/dexamethasone; vin, vincristine; VD, bortezomib/dexamethasone; VP, bortezomib/prednisone; VT, bortezomib/thalidomide. NCCN. Clinical practice guidelines in oncology: multiple myeloma. v Slide credit: clinicaloptions.com

44 FIRST Trial: Efficacy Analysis of Len/Dex vs MPT in SCT-Ineligible Pts With MM
Median PFS, Mos Rd (n = 535) 25.5 Rd18 (n = 541) 20.7 MPT (n = 547) 21.2 HR (P Value) Rd vs MPT: 0.72 (.00006) Rd vs Rd18: 0.70 (.00001) Rd18 vs MPT: 1.03 (.70349) 4-Yr OS, % Rd (n = 535) 59.4 Rd18 (n = 541) 55.7 MPT (n = 547) 51.4 HR (P Value) Rd vs MPT: 0.78 (.0168) Rd vs Rd18: 0.90 (.307) Rd18 vs MPT: 0.88 (.184) 100 80 60 40 20 100 80 60 40 20 PFS (%) OS (%) 72 wks Len/Dex, lenalidomide, dexamethasone; MM, multiple myeloma; MPT, melphalan, prednisone, thalidomide; OS, overall survival; PFS, progression-free survival; Rd, continuous lenalidomide, low-dose dexamethasone; Rd18, 18 weeks of lenalidomide, low-dose dexamethasone; SCT, stem cell transplantation. 6 12 18 24 30 36 42 48 54 60 6 12 18 24 30 36 42 48 54 60 Mos Mos Overall response (continuous Rd vs MPT): 75% vs 62% (P < ) Similar, tolerable safety profiles between treatment groups Incidence of second primary malignancies: 3% with continuous Rd vs 6% with Rd18 vs 5% with MPT Slide credit: clinicaloptions.com Benboubker L, et al. N Engl J Med. 2014;371:

45 SWOG S0777: RVd vs Rd in Pts With Newly Diagnosed MM
Confirmed Response, % RVd (n = 216*) Rd (n = 214*) ORR (PR or better) 81.5 71.5 CR 15.7 8.4 VGPR 27.8 23.4 PR 38.0 39.7 SD or better 97.2 95.8 SD 24.3 PD or death 2.8 4.2 Survival, Mos RVd (n = 242) Rd (n = 229) HR P Value Median PFS 43 30 0.712 ( ) .0018 Median OS 75 64 0.709 ( ) .025 CR, complete response; ORR, overall response rate; PD, progressive disease; PR, partial response; Rd, lenalidomide, dexamethasone; SD, stable disease; VGPR, very good partial response; RVd, bortezomib, lenalidomide, dexamethasone. *Assessable. Slide credit: clinicaloptions.com Durie B, et al. ASH Abstract 25.

46 Modified Lenalidomide, Bortezomib, and Dexamethasone in ASCT-Ineligible Pts
Phase II trial exploring utility of modified RVd (RVd lite); N = 53 Lenalidomide: single daily oral dose of 15 mg on Days 1-21 Bortezomib: 1.3 mg/m2 SC once weekly on Days 1, 8, 15, 22 Dexamethasone: 20 mg twice weekly if ≤ 75 yrs or once weekly if > 75 yrs RVd lite resulted in 90% ORR (≥ PR), ≥ VGPR: 43% 5 pts discontinued study after < 4 cycles; reasons included worsening adrenal insufficiency, rash attributed to lenalidomide, travel distance AEs manageable and well tolerated in an older population Grade ≥ 3 AEs: hypophosphatemia (31%), rash (10%) AEs, adverse events; ASCT, autologous stem cell transplantation; ORR, overall response rate; PR, partial response; RVd, lenalidomide/bortezomib/dexamethasone; SC, subcutaneous; VGPR, very good partial response. Slide credit: clinicaloptions.com O’Donnell E, et al. ASH Abstract 4217.

47 Suggested Empiric Age-Adjusted Dose Reduction in Pts With Myeloma
Agent Younger Than 65 Yrs 65-75 Yrs Older Than 75 Yrs Dexamethasone 40 mg/day on Days 1-4, q4w or Days 1, 8, 15, 22 q4w 40 mg/day on Days 1, 8,1 5, 22 q4w 20 mg/day on Days 1, 8, 15, 22 q4w Melphalan 0.25 mg/kg on Days 1-4 q6w 0.25 mg/kg on Days 1-4 q6w or 0.18 mg/kg on Days 1-4 q4w 0.18 mg/kg on Days 1-4 q6w or 0.13 mg/kg on Days 1-4 q4w Cyclophosphamide 300 mg/day on Days 1, 8, 15, 22 q4w 300 mg/day on Days 1, 8, 15 q4w or 50 mg/day on Days 1-21 q4w 50 mg/day on Days 1-21 q4w or 50 mg/day QOD on Days 1-21 q4w Thalidomide 200 mg/day 100 mg/day or 200 mg/day 50 mg/day to 100 mg/day Lenalidomide 25 mg/day on Days 1-21 q4w 15-25 mg/day on Days 1-21 q4w 10-25 mg/day on Days 1-21 q4w Bortezomib 1.3 mg/m2 bolus on Days 1, 4, 8, 11 q3w 1.3 mg/m2 bolus on Days 1, 4, 8, 11 q3w or on Days 1, 8, 15, 22 q5w mg/m2 bolus on Days 1, 8, 15, 22 q5w Slide credit: clinicaloptions.com Palumbo A, et al. N Engl J Med. 2011;364:

48 Induction Therapy in Myeloma: Summary
Melphalan therapy a less frequent choice Novel therapies and 3-drug regimens increasingly preferred treatment approach in newly diagnosed pts with myeloma Treatment regimens of longer duration may yield greater efficacy than shorter treatment regimens In general, deeper responses to treatment translate to longer response duration Slide credit: clinicaloptions.com

49 Treatment Options in Relapsed/Refractory Multiple Myeloma

50 Definition of Relapsed and Refractory Myeloma
Meets IMWG criteria for PD[2] RR MM: progression on therapy in pts who obtain ≥ minor response or progress within 60 days of most recent therapy Primary refractory MM: progression on therapy without having achieved at least minor response Relapsed MM: meets IMWG criteria for PD but does not fit definition of RR or primary refractory MM[3] IMWG Criteria for PD ≥ 25% increase in serum or urine paraprotein from nadir (absolute increase ≥ 0.5 g/dL and ≥ 200 mg/ 24 hrs, respectively), or Involved-to-uninvolved serum FLC ratio > 100 mg/L, or ≥ 10% increase in bone marrow plasma cells, or New bone or soft tissue lesions, or Increasing size of existing bone or soft tissue lesions, or Serum calcium > 11.5 mg/dL FLC, free light chain; IMWG, International Myeloma Working Group; PD, progressive disease; RR, relapsed/refractory; RRMM, relapsed/refractory multiple myeloma. 1. Nooka AK, et al. Blood. 2015;125: Durie BG, et al. Leukemia. 2006;20: Rajkumar SV, et al. Blood. 2011;117: Slide credit: clinicaloptions.com

51 Myeloma: Scope of the Problem
Median time to first relapse with current therapies: 3-4 yrs 1.0 0.9 0.8 0.7 0.6 OS (%) > 100,000 pts living with myeloma 0.5 0.4 0.3 0.2 0.1 1 2 3 4 5 6 Yrs Slide credit: clinicaloptions.com Kumar SK, et al. Leukemia. 2014;28: 51 51

52 Confronting Disease Relapse in Myeloma
Median, Mos (Range) 9 (7-11) 5 (4-6) Events, n/N 170/ /286 12 100 OS EFS 10 80 8 60 Median Response Duration (Mos) 6 Pts (%) 40 4 20 2 EFS, event-free survival. First Second Third Fourth Fifth Sixth 12 24 36 48 60 Treatment Regimen Mos Kumar SK, et al. Mayo Clin Proc. 2004;79: Kumar SK, et al. Leukemia. 2012;26: Slide credit: clinicaloptions.com

53 Questions to Ask Do I really need to treat this pt?
Does the pt have new high-risk features? What drugs have been used so far? Response to previous treatments (eg, efficacy, duration of response, toxicity)? How well is the pt (PS, marrow reserve)? What are the pt’s goals/preferences? PS, performance status. Slide credit: clinicaloptions.com

54 Recommended Regimens for Pts With Relapsed/Refractory MM
Preferred Regimens Other Regimens Category 1 Bortezomib Bortezomib/liposomal doxorubicin Elotuzumab/len/dex Ixazomib/len/dex KRd Rd Pan/bort/dex Pom/dex Category 2A CyBorD, RVd, VD, VCD, VTD Carfilzomib, KD Cyclo/len/dex Daratumumab DCEP DT-PACE ± bortezomib High-dose cyclophosphamide Thalidomide/dexamethasone Repeat primary induction Tx if relapse at > 6 mos Bendamustine Bortezomib/vorinostat Bendamustine/len/dex CyBorD, cyclophosphamide/bortezomib/dexamethasone; Cyclo, cyclophosphamide; DCEP, dexamethasone, cyclophosphamide, etoposide, and cisplatin; dex, dexamethasone; DT-PACE, dexamethasone, thalidomide, cisplatin, doxorubicin, cyclophosphamide, and etoposide; KD, carfilzomib/dexamethasone; KRd, carfilzomib/lenalidomide/dexamethasone; len, lenalidomide; pan/bort/dex, panobinostat/bortezomib/dexamethasone; Pom/dex, pomalidomide/dexamethasone; Rd, lenalidomide/low-dose dexamethasone; Tx, treatment; VD, bortezomib/dexamethasone; RVd, bortezomib/lenalidomide/dexamethasone; VTD, bortezomib, dexamethasone, thalidomide; VTD-PACE, bortezomib, dexamethasone, thalidomide, cisplatin, doxorubicin, cyclophosphamide, and etoposide. NCCN. Clinical practice guidelines in oncology: multiple myeloma. v Slide credit: clinicaloptions.com

55 Five New Approvals for RRMM in 2015
Panobinostat (HDAC inhibitor) + bort/dex Carfilzomib (proteasome inhibitor) + len/dex Daratumumab (CD38-targeted monoclonal antibody) as single agent Ixazomib (oral proteasome inhibitor) + len/dex Elotuzumab (anti-SLAMF7 monoclonal antibody) + len/dex Bort/dex, bortezomib plus dexamethasone; HDAC, histone deacetylase; Len/dex, lenalidomide plus dexamethasone; Slide credit: clinicaloptions.com

56 PANORAMA 1: Bort/Dex ± Panobinostat in R/R Myeloma
Subgroup analysis of phase III trial of pts who received ≥ 2 previous treatments, including bortezomib and an IMiD FDA approved indication based on subgroup analysis Outcome Pan/Bort/Dex (n = 73) Bort/Dex (n = 74) Significance ORR, %[1] 58.9 39.2 P = .017 Median PFS, mo[1] 12.5 4.7 HR: 0.47 Median OS, mo[2] 25.5 19.5 Not significant Bort/dex, bortezomib, dexamethasone; IMiD, immunomodulatory agent; Pan, panobinostat; RR, relapsed/refractory. 1. Richardson PG, et al. Blood. 2016;127: San Miguel J, et al. ASH Abstract 3026. Slide credit: clinicaloptions.com

57 ASPIRE: KRd vs Rd in R/R Myeloma
Phase III trial Outcome KRd (n = 396) Rd (n = 396) Significance ORR, % 87.1 66.7 P < .001 Median PFS, mo 26.3 17.6 HR: 0.69; P = .0001 2-yr OS, % 73.3 65.0 HR: 0.79; P = .04 Interim OS results did not meet prespecified statistical boundary (P = .005) AEs consistent with previous studies; no unexpected toxicities observed Grade ≥ 3 cardiac failure and ischemic heart disease: 3.8% and 3.3% in KRd arm vs 1.8% and 2.1% in Rd arm, respectively KRd, carfilzomib/lenalidomide/low-dose dexamethasone; NR, not reached; Rd, lenalidomide/low-dose dexamethasone; R/R, relapsed/refractory. Slide credit: clinicaloptions.com Stewart AK, et al. N Engl J Med. 2015;372:

58 Carfilzomib/Pomalidomide/ Dexamethasone in R/R MM: Response
Phase I/II trial ITT Response, % All Evaluable Pts Primary Study Population* After 4 KPd cycles CR/nCR ≥ VGPR ≥ PR ≥ MR (n = 54) 4 30 72 80 (n = 44) 2 23 73 82 Best response (n = 55) 16 47 84 93 (n = 45) 13 44 96 KPd, carfilzomib/pomalidomide/dexamethasone; MM, multiple myeloma; MR, minimal response; nCR, near CR; PI, proteasome inhibitor; R/R, relapsed/refractory; VGPR, very good partial response. *PI sensitive/naive and lenalidomide refractory (second line) and/or prior lenalidomide (third+ line). ≥ PR after 1 treatment cycle 65% among all evaluable pts (n = 54) 61% among primary study population (n = 44) Slide credit: clinicaloptions.com Rosenbaum CA, et al. ASCO Abstract 8007.

59 SIRIUS: Daratumumab in R/R Myeloma
Phase II trial; patients were heavily pretreated Reductions in paraprotein occurred in majority of pts Responses observed across subgroups Deepening of responses with continued treatment Median time to response: 1 mo Outcome Daratumumab (n = 106) 95% CI ORR, % 29.2 20.8 – 38.9 Median PFS, mo 3.7 1-year* OS, % 65 Median DoR, mo 7.4 5.5 - NE CBR, clinical benefit rate; DoR, duration of response; MR, minor response; NE, not estimable; ORR, overall response rate; OS, overall survival; PFS, progression-free survival; PR, partial response; RR, relapsed/refractory; sCR, stringent complete response; VGPR, very good partial response. *Median OS not reached Slide credit: clinicaloptions.com Lonial S, et al. Lancet. 2016;Jan 6:[E-pub ahead of print].

60 CASTOR: Daratumumab/Bortezomib/ Dexamethasone in R/R MM: Efficacy
Time to PR occurred early in pts (~2 mos), but CR took longer to develop in many pts (≥ 8 mos) Efficacy Outcome DVd (n = 251) Vd (n = 247) HR (95% CI) P Value Median PFS following 1 prior treatment, mos 1-yr PFS, % NR 77.5 7.5 29.4 0.31 ( ) < .0001 Median TTP, mos 65.4 7.3 28.8 0.30 ( ) ORR, % ≥ VGPR ≥ CR 83 59 19 63 29 9 .0012 MRD negative, % 14 3 DVd, daratumumab/bortezomib/dexamethasone; MRD, minimal residual disease; NR, not reached; TTP, time to progression; Vd, bortezomib/dexamethasone; VGPR, very good PR. Slide credit: clinicaloptions.com Palumbo A, et al. ASCO Abstract LBA4.

61 TOURMALINE-MM1: Ixazomib Efficacy
Characteristic Ixazomib + Rd (n = 360) Placebo + Rd (n = 362) P Value Median PFS, mos 20.6 14.7 .012* ORR, % CR VGPR PR 78.3 11.7 36.4 66.7 71.5 6.6 32.3 64.9 .035 .019 Median time to response, mos 1.1 1.9 Median DoR, mos 20.5 15.0 Median TTP, mos 21.4 15.7 .007† DoR, duration of response; IMiD, immunomodulatory drug; PI, proteasome inhibitor; Rd, dexamethasone/lenalidomide; TTP, time to progression; VGPR, very good PR. *HR: †HR: PFS benefit with ixazomib seen in all prespecified subgroups, including cytogenetic high risk, PI and IMiD exposed Slide credit: clinicaloptions.com Moreau P, et al. ASH Abstract 727.

62 ELOQUENT-2: Anti-SLAMF7 Monoclonal Antibody Elotuzumab + Rd vs Rd—Efficacy
Outcome Elotuzumab + Rd (n = 321) Rd (n = 325) HR (95% CI) PFS Median, mos 1 yr, % 2 yrs, % 3 yrs, % 19.4 68 41 26 14.9 57 27 18 0.73 ( ; P = .0014) Median time to next treatment, mos 33 21 0.62 ( ) ORR, % 79 66 Interim OS, mos 43.7 39.6 0.77 ( ; P = .0257) Rd, lenalidomide plus low-dose dexamethasone. PFS benefit seen with elotuzumab in all predefined subgroups Slide credit: clinicaloptions.com Dimopoulos MA, et al. ASH Abstract 28.

63 KEYNOTE-023: Pembrolizumab/ Lenalidomide/Dexamethasone: Response
88% of pts showed some decrease in M protein or free light chains from baseline Best Overall Response, % Efficacy Population (n = 40) Len-Refractory Population (n = 29) ORR Stringent CR VGPR PR 50 3 13 35 38 10 24 SD 48 59 Disease control rate (CR + PR + SD) 98 97 PD Len, lenalidomide; PD, progressive disease; SD, stable disease; VGPR, very good PR. Slide credit: clinicaloptions.com Mateos MV, et al. ASCO Abstract 8010.

64 Promising Agents in Clinical Trial
Proteasome inhibitors Marizomib (NPI0052): orally available, irreversible nonpeptide PI Oprozomib (ONX0912): orally available, irreversible carfilzomib derivative HDAC inhibitors Vorinostat + bortezomib Rocilinostat (ACY1215): selective HDAC-6 inhibitor KSP inhibitors Filanesib (ARRY-520): inhibits spindle formation during mitosis, inducing cell death Monoclonal antibodies Isatuximab (SAR650984): humanized anti-CD38 antibody HDAC, histone deacetylase; KSP, kinesin spindle protein; PI, proteasome inhibitor; RRMM, relapsed/refractory multiple myeloma. Slide credit: clinicaloptions.com Nooka AK, et al. Blood. 2015;125:

65 Salvage ASCT in the Relapsed Setting: Reasonable Option?
Data from Mayo Clinic Transplant Center suggests that ASCT2 appears safe and effective treatment for relapsed MM (N = 98) ORR: 86%; median PFS: 10.3 mos; median OS: 33 mos Rate of TRM: 4%, suggesting a favorable benefit-to-risk ratio Shorter TTP after ASCT1 predicts shorter OS post–ASCT2 TTP After ASCT1 Median From ASCT2, Mos (Range) PFS OS < 12 mos 5.6 (3-8) 12.6 (4-23) < 18 mos 7.1 (6-8) 19.4 (10-42) < 24 mos 7.3 (6-10) 22.7 (13-62) < 36 mos 7.6 (7-12) 30.5 (19-62) ASCT, autologous stem cell transplantation; TRM, treatment-related mortality; TTP, time to progression. Slide credit: clinicaloptions.com Gonsalves WI, et al. Bone Marrow Transplant. 2013;48:

66 ASCT: Timing of Transplantation
100 80 60 40 20 Survival (%) Delayed ASCT (n = 118) Early ASCT (n = 174) ASCT, autologous stem cell transplantation; NR, no response. 20 40 60 80 100 120 Mos From Diagnosis Median OS not significantly different at 4 yrs (P = .3) Early ASCT: 86 mos (95% CI: 80-98); delayed ASCT: NR (95% CI: 54-NR) Slide credit: clinicaloptions.com Kumar S, et al. Cancer. 2012;118:

67 Allogeneic SCT Graft-vs-myeloma effect
Can potentially provide sustained disease control (aka, cure) High treatment-related mortality Morbidity from GVHD No definite OS advantage vs autologous SCT Should be offered to high-risk pts in trials GVHD, graft-vs-host disease; SCT, stem cell transplantation. Slide credit: clinicaloptions.com

68 Adverse Event Management

69 Peripheral Neuropathy: Risk Factors and General Considerations
Endocrine disorders Hypothyroidism Diabetes Nutritional disease Connective tissue disease Vascular disease Medications Herpes zoster Most common symptoms Sensory deficits Neuropathic pain Disease- and Treatment-Related Factors Hyperviscosity syndrome Hypergammaglobulinemia Incidence of peripheral neuropathy in untreated pts: 39% Incidence of grade 3/4 CIPN with novel agents Bortezomib: 6% to 22% ↓ with wkly vs twice-weekly dosing ↓ with SC administration Thalidomide: 3% to 23% ↑ with higher doses and prolonged therapy Carfilzomib: < 2% CIPN, chemotherapy-induced peripheral neuropathy. Gleason C, et al. J Natl Compr Cancer Netw. 2009;7: Palumbo A, et al. J Clin Oncol. 2014;32: Kurtin S, et al. J Adv Pract Oncol. 2013;4: Siegel D, et al. Haematologica. 2013;98: Slide credit: clinicaloptions.com

70 Risk Assessment for VTEs in Pts Receiving IMiD-based Therapy
VTE prophylaxis for individual risk factors (eg, age or obesity) or myeloma-related risk factors (eg, immobilization or hyperviscosity) If ≤ 1 risk factor present, aspirin mg/day If ≥ 2 risk factors present, LMWH (equivalent to enoxaparin mg/day) or full-dose warfarin (target INR: 2-3) VTE prophylaxis for myeloma therapy–related risk factors (eg, high-dose dexamethasone, IMiDs, doxorubicin, multiagent chemotherapy) LMWH (equivalent to enoxaparin 40 mg/day) or full-dose warfarin (target INR: 2-3) IMiD, immunomodulatory agent; INR, international normalized ratio; LMWH, low-molecular-weight heparin; VTE, venous thromboembolism. Palumbo A, et al J Clin Oncol. 2014;32: Palumbo A, et al. Leukemia. 2008;22: Slide credit: clinicaloptions.com

71 Myelosuppression and Infection
Myelosuppression is associated with myeloma and the drugs used to treat it Increased risk of infection due to hypogammaglobulinemia Dose-modification guidelines are available in package inserts Infection prophylaxis Pts should remain up to date on appropriate vaccinations VZV prophylaxis when receiving PIs Use of IVIG or prophylactic antibiotics is controversial and should only be used when warranted Pt education emphasizing importance of alerting treating clinicians of potential infection can reduce unnecessary antibiotics Slide credit: clinicaloptions.com

72 Current Management of Bone Disease
Effective antimyeloma therapy Novel therapies have benefits Direct effect on inflammatory cytokines Inhibition of bone resorption Osteoclast stimulation Bisphosphonates Pamidronate Zoledronic acid Supplement with calcium and vitamin D3 to maintain calcium homeostasis Radiotherapy (low dose) Impending fracture Cord compression Plasmacytomas Vertebroplasty/kyphoplasty Orthopedic consultation Impending or actual long-bone fractures Bony compression of spinal cord Vertebral column instability Niesvizky R, et al. J Natl Compr Canc Netw. 2010;8(suppl 1):S13-S20. Christoulas D, et al. Expert Rev Hematol. 2009;2: Drake MT. Oncology (Williston Park). 2009;23(14 suppl 5): Terpos E, et al. J Clin Oncol. 2013;31: Webb SL, et al. Br J Pharmacol. 2014;171: Slide credit: clinicaloptions.com

73 Conclusions: Myeloma Treatment
Approaches that have worked before, to which pts were not refractory, should be tried Since no therapy is curative, all options need to be tried sequentially No good data on optimum sequence or regimen Encourage pts to participate in ongoing clinical trials New challenges in relapsed disease Nonsecretory disease, extramedullary relapses, poor marrow reserve limiting drug therapy Slide credit: clinicaloptions.com

74 Conclusions, cont’d In general, deeper responses translate to longer response duration Treat to maximum response, balancing toxicity Even minor responses have clinical value in relapsed disease Duration of therapy not clear, but “drug holidays” help with toxicity, quality of life Slide credit: clinicaloptions.com

75 Future of Myeloma Therapy
New drugs with different mechanisms of action Heterogeneous disease: have to match the mechanism with the biologic abnormality Combination regimens may provide possible cure Combinations of agents effective against myeloma in general with targeted agent for the specific subtype Effective combinations have to move to upfront setting Early intervention may be the key for cure Slide credit: clinicaloptions.com

76 Go Online for More CCO Coverage of Multiple Myeloma!
ClinicalQuiz™ testing your knowledge of multiple myeloma Journal Club slidesets and modules of key myeloma articles Interactive case studies of myeloma management Additional CME-certified slidesets on multiple myeloma with expert faculty commentary on all the key studies clinicaloptions.com/oncology


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