Antidepressants, Stimulants, Bipolar Drugs Flashcards
What class: Imipramine Amoxapine Nortiptyline Amitriptyline
Tricyclic Antidepressants
Treat major depression, affect noradrenergic and serotonergic synapses
Tricyclic Antidepressants
Side effects d/t blockage of muscarininc, adrenergic, histamine receptors
Tricyclic Antidepressants
Therapeutic activity begins in >2 weeks
Tricyclic Antidepressants, SSRIs
10-40 hour half life
Tricyclic Antidepressants
Metabolized by hepatic enzymes
Tricyclic Antidepressants
Eliminated by kidneys
Tricyclic Antidepressants, SSRIs, SNRIs, MAOIs, lithium salts
Antimuscarinic Effects
Blurred vision, dry mouth, urinary retention, constipation, glaucoma/epilepsy aggravation
Side effects include antimuscarinic effects
Tricyclic Antidepressants
Side effects: antimuscarinic, hypotension, tachycardia, sedation, weight gain, sexual dysfunction, seizures, psychiatric
Tricyclic Antidepressants
Fluoxetine, Citalopram, Escitalopram, Sertraline
Selective Serotonin Reuptake Inhibitors
Most widely prescribed antidepressants
SSRIs
1-3 day half life
SSRIs
High first pass hepatic metabolism
SSRIs
Block several liver enzymes
SSRIs
drug interaction potential
Demethylated to norfluozetine (has a 30 day half-life)
Fluoxetine
Early onset side effects: Nausea, Anxiety, Insomnia
SSRIs
Late onset side effects: Anorexia, Sexual Dysfunction, Mania if BPD
SSRIs
Drug Interactions d/t hepatic enzymes CYP2D6, CPY1A2, CYP3A4
TCAs, haloperidol, antiarrhythmics, beta-aderenergic antagonists
SSRIs
Venlafaxine
Duloxetine
SNRIs
Inhibit reuptake of 5-HT, NE
SNRIs
Treat patients refractory to SSRIs
SNRIs
11-12 hour half life
SNRIs
High binding to plasma proteins
duloxetine, SSRIs, TCAs