A member asked:

Does mepergan make one sleepy?

A doctor has provided 1 answer
Dr. James Marx answered

Specializes in Pain Management

Yes: Mepergan is a combination of phenergan(an antihistamine) and Meperidine (demorol). Either one can make you sleepy. Demerol (meperidine hydrochloride) should not be used for chronic pain on a regular basis because of the accumulation of harmful metabolites (products of breakdown in the body).

Answered 10/24/2017

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