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A member asked:

Taking higher doses of antihistamines for few weeks for bad hives. (40mg day) reactine. can this cause constipation?

A doctor has provided 1 answer
Dr. Qura Rashid answered

Specializes in Allergy and Immunology

Yes: All antihistamines have anti-cholinergic properties and can cause constipation. Hope this helps!

Dr Poinsett and another doctor agreed

Answered 6/1/2017

674 views

Thank

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