First of all, atropine is an anticholinergic drug that blocks M-cholinergic receptor, which is proposed from Belladonna, Datura flower or scopolamine.

It is used for relaxing smooth muscle spasm, inhibiting gland secretion, dilating pupils, resisting shock, relieving organophosphorus poisoning, etc.

Clinical applications include the treatment of visceral colic, preoperative medication to inhibit respiratory secretion, treatment of iridocyclitis, fundus examination and optometry.

Secondly, atropine sulfate means that atropine sulfate monohydrate is basically the same as atropine.