A patient on t/t for psychiatric disorder takes an overdose of a drug, develops bradycardia, hypotension, decreased sweating and salivation. The likely drug is -
TCAs can cause postural hypotension → Amitriptyline has maximum propensity.
Decreased sweating & salivation are due to anticholinergic side effects.
Amitryptilline
Lithium
Selegiline
Amphetamine