Diphenhydramine CAS:58-73-1 is key intermediate of Dimenhydrinate and Diphenhydramine hydrochloride, an antihistamine that reduces the effects of natural chemical histamine in the body. Histamine can produce symptoms of sneezing, itching, watery eyes, and runny nose. It is used to treat sneezing, runny nose, watery eyes, hives, skin rash, itching, and other cold or allergy symptoms.
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