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CI-1 CRESTOR ® (rosuvastatin calcium) Tablets Endocrinologic and Metabolic Drugs Advisory Committee Bethesda, Maryland July 9, 2003 C.

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Presentation on theme: "CI-1 CRESTOR ® (rosuvastatin calcium) Tablets Endocrinologic and Metabolic Drugs Advisory Committee Bethesda, Maryland July 9, 2003 C."— Presentation transcript:

1 CI-1 CRESTOR ® (rosuvastatin calcium) Tablets Endocrinologic and Metabolic Drugs Advisory Committee Bethesda, Maryland July 9, 2003 C

2 CI-2 CRESTOR ® Introduction and Regulatory Overview Mark S. Eliason, MSc Director, Regulatory Affairs C

3 CI-3 Objectives of the Rosuvastatin Clinical Development Program Provide an overall benefit-risk profile demonstrating –Greater beneficial effects on key lipid parameters at both the start dose and across the dose-range compared with marketed statins –A similar safety profile compared with approved drugs in the statin class –A low potential for significant drug-drug interactions

4 CI-4 Rosuvastatin Is a Hydrophilic Statin Statin pharmacophore OO N N S N OH OH O O CH 3 CH 3 CH 3 F CH 3 Ca (3R, 5S) Lipophilicity (log D at pH 7.4) -0.5 0.0 0.5 1.0 1.5 2.0 Rosuvastatin Cerivastatin Simvastatin Fluvastatin Atorvastatin Pravastatin McTaggart F, et al. Am J Cardiol. 2001;87:28B-32B.

5 CI-5 Rosuvastatin Human Pharmacokinetics Absorption –Absolute bioavailability = 20.1% –T max = 3 to 5 hr Distribution –V ss = 134.0 L –Plasma protein binding = 88% Metabolism –Not extensively metabolized Elimination –t ½ = 16 to 20 hr –90% in feces, 10% in urine

6 CI-6 The NDA Clinical Program Large international clinical trial program 33 phase I trials 27 phase II/III trials –Doses of 5 to 80 mg studied in phase III –12,569 patients in safety database Phase III trial designs –Comparisons with placebo, atorvastatin, simvastatin, pravastatin, niacin, fenofibrate –Combinations with niacin, fenofibrate, and cholestyramine –Open-label extension trials

7 CI-7 Important Features of the Rosuvastatin Clinical Development Program All clinical laboratory samples analyzed at 1 central laboratory in the phase III program Trials were designed to be inclusive –No upper age limit for trials –For most trials, the upper limit for creatinine was 2.5 mg/dL –Women of childbearing potential participated –Patients with comorbidities were included provided they were stable

8 CI-8 US Regulatory History (1) Initial NDA submission (June 2001) –Proposed dose range of 10 to 80 mg In March 2002 AstraZeneca and Division agreed to –Suspend 80-mg development –Back-titrate 80-mg dose to 40 mg

9 CI-9 US Regulatory History (2) NDA Action Letter (May 2002) –10-mg, 20-mg, and 40-mg doses approvable –Data requested on 600 patients for 20-mg and 40-mg doses each for 24 wk –Additional information on renal effects NDA amendment submitted (February 2003) –12,569 patients in final phase II/III integrated database

10 CI-10 Proposed Indications Primary hypercholesterolemia and mixed dyslipidemia Hypertriglyceridemia Homozygous familial hypercholesterolemia

11 CI-11 Recommended Dosing of CRESTOR ® The recommended starting dose of CRESTOR is 10 mg once daily, with a maximum recommended daily dose of 40 mg A 20-mg start dose is optional for patients with LDL-C > 190 mg/dL and aggressive lipid goals For homozygous familial hypercholesterolemia, the recommended starting dose of CRESTOR is 20 mg once daily A 5-mg dose will be made available for patients receiving cyclosporine

12 CI-12 Current Status of CRESTOR ® Program Market approvals currently in 24 countries –EU, Asia, and the Americas –10- to 40-mg dose range Ongoing trials program –~24,000 patients currently on rosuvastatin in ongoing trials in US and ROW –Clinical outcomes trials (18,000 patients) initiated in May 2003

13 CI-13 Agenda for Presentation Introduction and Regulatory Overview Mark S. Eliason, MSc Director, Regulatory Affairs AstraZeneca Clinical Development: Efficacy Overview James W. Blasetto, MD, MPH Senior Director, Clinical Research AstraZeneca Clinical Development: Safety Overview Howard G. Hutchinson, MD Vice President, Clinical Research AstraZeneca The Role of Rosuvastatin in Treatment of Hyperlipidemia Daniel J. Rader, MD Associate Professor of Medicine University of Pennsylvania

14 CI-14 Consultant Representatives Daniel J. Rader, MD Associate Professor of Medicine University of Pennsylvania Christie M. Ballantyne, MD Professor of Medicine Baylor College of Medicine Donald B. Hunninghake, MD Professor Department of Pharmacology and Medicine (Cardiovascular) University of Minnesota Edmund J. Lewis, MD Director, Nephrology Professor of Medicine Rush-Presbyterian-St. Luke’s Medical Center Thomas Pearson, MD, PhD, MPH Professor/Chair/Associate Dean University of Rochester Medical Center Evan Stein, MD, PhD President and CEO Medical Research Laboratories International


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