Tag: first-generation antihistamines
Anticholinergic Effects of Antihistamines: Dry Mouth, Constipation, and Urinary Issues
- By : Archer Hamilton
- Date : Jun 4 2026
Explore the anticholinergic effects of antihistamines, including dry mouth, constipation, and urinary retention. Learn why first-generation drugs like Benadryl cause these issues and how switching to second-generation options can help.
