Atropine is a parasympatholytic derivative of belladona plants (e.g., deadly nightshade). Chemically Atropine (Sulphate) is identified as 1aH, 5aH-Tropan-3a-ol (+/-)-tropate (ester) sulfate. Atropine (Sulphate) is a cholinergic antagonist. It relaxes muscles in the eye causing the pupil to dilate. Atropine (Sulphate) is a both central and peripheral muscarinic blocking agent.Atropine (Sulphate) is used intravenously in the treatment of bradycardia and anticholinesterase poisoning. its most common adverse effects include dry mouth, blurred vision, glaucoma and retention of urine