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Adverse Effects of Antipsychotics in Elderly Patients
Sandra A. Jacobson, M.D. Research Associate Professor University of Arizona College of Medicine Phoenix
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Antipsychotics: “big guns” among psychotropics
Huybrechts KF, Gerhard T, Crystal S, et al.: Differential risk of death in older residents in nursing homes prescribed specific antipsychotic drugs: population based cohort study. BMJ 344:e977, 2012
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Antipsychotics: “big guns” among psychotropics
Significant morbidity and mortality Fully informed consent is essential Huybrechts KF, Gerhard T, Crystal S, et al.: Differential risk of death in older residents in nursing homes prescribed specific antipsychotic drugs: population based cohort study. BMJ 344:e977, 2012
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Antipsychotics: “big guns” among psychotropics
Significant morbidity and mortality Fully informed consent is essential Mortality risk Greatest when: drug is initiated dose is increased Huybrechts KF, Gerhard T, Crystal S, et al.: Differential risk of death in older residents in nursing homes prescribed specific antipsychotic drugs: population based cohort study. BMJ 344:e977, 2012
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QTc prolongation, sedation
Orthostatic hypotension Anticholinergic effects Metabolic effects Extrapyramidal effects
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Dose and level dependent
Increased risk of sudden death Females: QTc > 470 msec Males: QTc > 450 msec QTc prolongation Washington NB: Which psychotropics carry the greatest risk of QTc prolongation? Curr Psychiatry 11:36-39, 2012
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Dose and level dependent
Increased risk of sudden death Females: QTc > 470 msec Males: QTc > 450 msec Aripiprazole: the least QTc prolonging Mesoridazine and thioridazine: the most QTc prolonging QTc prolongation Washington NB: Which psychotropics carry the greatest risk of QTc prolongation? Curr Psychiatry 11:36-39, 2012
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Orthostatic hypotension
Risk of falling, myocardial infarction and stroke Develops early in treatment Patients don’t become tolerant Orthostatic hypotension Jacobson SA. Clinical Manual of Geriatric Psychopharmacology, 2nd Ed. Washington, DC: American Psychiatric Publishing, Inc., 2014.
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Orthostatic hypotension
Risk of falling, myocardial infarction and stroke Develops early in treatment Patients don’t become tolerant If baseline orthostasis Drugs with low affinity for the alpha-1 receptor Aripiprazole, lurasidone or ziprasidone Orthostatic hypotension Jacobson SA. Clinical Manual of Geriatric Psychopharmacology, 2nd Ed. Washington, DC: American Psychiatric Publishing, Inc., 2014.
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Orthostatic hypotension
Risk of falling, myocardial infarction and stroke Develops early in treatment Patients don’t become tolerant If baseline orthostasis Drugs with low affinity for the alpha-1 receptor Aripiprazole, lurasidone or ziprasidone Can be minimized: Small, divided oral doses and slow titration Orthostatic hypotension Jacobson SA. Clinical Manual of Geriatric Psychopharmacology, 2nd Ed. Washington, DC: American Psychiatric Publishing, Inc., 2014.
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Anticholinergic effects
Constipation, urinary retention, glaucoma exacerbation, disorientation, memory impairment and increased postural sway Anticholinergic effects
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Anticholinergic effects
Constipation, urinary retention, glaucoma exacerbation, disorientation, memory impairment and increased postural sway Higher risk Low baseline cholinergic function Alzheimer’s disease Lewy body dementia Carriers of apolipoprotein E4 allele Anticholinergic effects
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Weight gain, glucose dysregulation, dyslipidemia
Metabolic effects Hasnain M, RV WV, Hollett B: Weight gain and glucose dysregulation with second-generation antipsychotics and antidepressants: a review for primary care physicians. Postgrad Med 124: , 2012
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Weight gain, glucose dysregulation, dyslipidemia
Some patients meet criteria for metabolic syndrome. Clozapine and olanzapine Greatest risk of weight gain and glucose dysregulation Aripiprazole, asenapine, lurasidone, paliperidone and ziprasidone Metabolic effects Lowest risk. Hasnain M, RV WV, Hollett B: Weight gain and glucose dysregulation with second-generation antipsychotics and antidepressants: a review for primary care physicians. Postgrad Med 124: , 2012
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Weight gain, glucose dysregulation, dyslipidemia
Some patients meet criteria for metabolic syndrome. Clozapine and olanzapine Greatest risk of weight gain and glucose dysregulation Aripiprazole, asenapine, lurasidone, paliperidone and ziprasidone Lowest risk. Implement: pre-screening, monitoring and intervention protocols for metabolic syndrome Metabolic effects Hasnain M, RV WV, Hollett B: Weight gain and glucose dysregulation with second-generation antipsychotics and antidepressants: a review for primary care physicians. Postgrad Med 124: , 2012
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Extrapyramidal effects
Prominent bradykinesia, rigidity, impaired righting reflex, dysphagia, autonomic instability, drooling and seborrhea Extrapyramidal effects
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Extrapyramidal effects
Prominent bradykinesia, rigidity, impaired righting reflex, dysphagia, autonomic instability, drooling and seborrhea Usually after a week of treatment Extrapyramidal effects
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Extrapyramidal effects
Prominent bradykinesia, rigidity, impaired righting reflex, dysphagia, autonomic instability, drooling and seborrhea Usually after a week of treatment Clozapine: devoid of EPS Extrapyramidal effects
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Extrapyramidal effects
Prominent bradykinesia, rigidity, impaired righting reflex, dysphagia, autonomic instability, drooling and seborrhea Usually after a week of treatment Clozapine: devoid of EPS Iloperidone and quetiapine: low risk Extrapyramidal effects
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Extrapyramidal effects
Prominent bradykinesia, rigidity, impaired righting reflex, dysphagia, autonomic instability, drooling and seborrhea Usually after a week of treatment Clozapine: devoid of EPS Iloperidone and quetiapine: low risk Dose-dependent Extrapyramidal effects Lower dose or stop
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Extrapyramidal effects
Prominent bradykinesia, rigidity, impaired righting reflex, dysphagia, autonomic instability, drooling and seborrhea Usually after a week of treatment Clozapine: devoid of EPS Iloperidone and quetiapine: low risk Dose-dependent Lower dose or stop Routine prophylaxis with anticholinergic drugs: not recommended Extrapyramidal effects Jacobson SA. Clinical Manual of Geriatric Psychopharmacology, 2nd Ed. Washington, DC: American Psychiatric Publishing, Inc., 2014.
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Clozapine
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Agranulocytosis also can be seen
Hypotension Sedation Aspiration Agranulocytosis also can be seen Clozapine Jacobson SA. Clinical Manual of Geriatric Psychopharmacology, 2nd Ed. Washington, DC: American Psychiatric Publishing, Inc., 2014.
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Antipsychotics in geriatrics
Jacobson SA. Clinical Manual of Geriatric Psychopharmacology, 2nd Ed. Washington, DC: American Psychiatric Publishing, Inc., 2014.
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Antipsychotics in geriatrics
Condition being treated Comorbidities (e.g. diabetes or obesity) Prior response to treatment Non-adherence: might be an indication for a long-acting injectable drug Antipsychotics in geriatrics Jacobson SA. Clinical Manual of Geriatric Psychopharmacology, 2nd Ed. Washington, DC: American Psychiatric Publishing, Inc., 2014.
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Key Points Orthostatic hypotension
Aripiprazole, lurasidone and ziprasidone have low affinity for alpha-1 receptors
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Key Points Orthostatic hypotension
Aripiprazole, lurasidone and ziprasidone have low affinity for alpha-1 receptors Can be minimized using small, divided oral doses and titrating slowly
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Key Points Orthostatic hypotension Metabolic effects
Aripiprazole, lurasidone and ziprasidone have low affinity for alpha-1 receptors Can be minimized using small, divided oral doses and titrating slowly Metabolic effects Aripiprazole, asenapine, lurasidone, paliperidone and ziprasidone confer the least risk
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Key Points Orthostatic hypotension Metabolic effects
Aripiprazole, lurasidone and ziprasidone have low affinity for alpha-1 receptors Can be minimized using small, divided oral doses and titrating slowly Metabolic effects Aripiprazole, asenapine, lurasidone, paliperidone and ziprasidone confer the least risk Extrapyramidal effects Quetiapine and iloperidone confer a low risk Clozapine is devoid of EPS
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