Tag: antihistamines
Understanding Anticholinergic Side Effects of Antihistamines: Dry Mouth, Constipation, and Urinary Issues
Anticholinergic effects from antihistamines cause dry mouth, constipation, and urinary issues. Learn why first-generation drugs like Benadryl pose serious risks, especially for seniors, and safer alternatives like Zyrtec and Claritin.
Read More- February 5, 2026
- Neil Hirsch
- 14 Comments
H1 vs H2 Blockers: Side Effects and When to Use Each
H1 and H2 blockers treat different conditions: H1 for allergies, H2 for acid reflux. Learn which one to use, their side effects, and why mixing them up can be risky - especially for older adults.
Read More- December 25, 2025
- Neil Hirsch
- 10 Comments