antidepressants Flashcards
TCAs (drugs)
amitriptyline, nortriptyline, clomipramine, desipramine, doxepin, imapramine, protriptyline, trimipramine
TCA moa
inhibit the repute of 5-HT and NE, potentiating/prolonging their effects; also block mACh, alpha-adrenergic, and histamine receptors
TCA adverse effects
anti-alpha adrenergic effects: orthostatic hypotension
anti-muscarinic effects: burred vision, worsening of glaucoma, dry mouth, constipation, urinary retention, tachycardia, confusion
histamine block: sedation
weight gain and sexual disturbances
TCA overdose
low therapeutic index
CV effects - arrhythmias, myocardial depression, worsening of CHF,
acidosis, delerium, seizures
serotonin syndrome
hyperpyrexia, hyperreflexia, tremor shivering, myoclonus, seizure, confusion, delerium, CV collapse, coma; can be fatal
SSRIs recommended for breastfeeding
paroxetine and sertraline
meds for OCD
SSRIs
SSRI overdose
serotonin syndrome
SSRIs adverse effects
nausea, decreased libido, sexual dysfunction, low incidence of CV and anti-ACh effects
paroxetine in pregnancy
increased risk of birth defects; category D
SSRIs with most CYP interactions
fluoxetine, paroxetine, fluroxamine
trazadone moa
moderate inhibition of 5-HT repute; primarily acts as a 5-HT2a antagonist and a 5-HT1a partial agonist
trazodone use
depression characterized by anxiety and sleep disturbances
vilazodone moa
potent 5HT1a partial agonist and SSRI
vortioxetine moa
potent blocker of SERT and high efficacy partial 5-HT1a and 1b agonist and 5-HT1d, 3a, and 7 antagonist; weak NET and beta1-AR blocker
venlafaxine and duloxetine moa
inhibit 5-HT and NE reuptake (SNRI), without having anti-cholinergic, histaminergic, or dopaminergic properties
most potent SNRI
duloxetine