Tricyclic antidepressants

Uses: depression (as the name suggests), chronic pain...
Mechanism of action inhibits reuptake of noradrenaline and 5HT → antidepressant effect
Na channel blocker → analgesic effect
Pharmacokinetics Absorption p450
Distribution plasma t½ 12-24h
Metabolism
Elimination
Adverse effects anticholinergic effects, alpha antagonist effects = postural hypotension

amitriptyline neuron action.jpg

#pharmacology
that one anaesthetist who made a thing about this: see below
tricyclic.jpg