Final answer:
Atropine is a drug used in medicine for various purposes such as reversing the effects of nondepolarizing neuromuscular blocking drugs and treating severe overdoses of tricyclic antidepressants. It is also used as an antidote after toxic exposure to nondrug anticholinergic agents.
Step-by-step explanation:
The subject of this question is medicine. The question is asking about the uses of a specific drug called atropine. Atropine is used for reversing the effects of nondepolarizing neuromuscular blocking drugs, treating severe overdoses of tricyclic antidepressants, and as an antidote after toxic exposure to nondrug anticholinergic agents, including those used in chemical warfare.