Can you take Benadryl with blood pressure medicine? Answer. According to the drug interaction checker, Benadryl can increase the effects of diltiazem, which could cause your blood pressure to drop too much. It advises close monitoring of blood pressure if they are taken together. Ideally, I would say to check with your doctor before taking the Benadryl.
Does Benadryl affect heart patients? “In general, antihistamines are safe in patients with high blood pressure and other forms of heart disease,” explains Richard Krasuski, MD, director of adult congenital heart disease services at the Cleveland Clinic in Ohio, but an antihistamine may elevate blood pressure or increase heart rate, according to the U.S.
What medications can you not take with Benadryl?
Examples of medications that may interact with Benadryl include:
- stomach ulcer medicine.
- cough and cold medicine.
- other antihistamines.
- diazepam (Valium)
What antihistamine can I take with heart medication? Therefore, advertised medicines such as Allegra, Zyrtec, or Claritin should be safe for most patients with heart disease and allergies; however, Allegra-D, Zyrtec-D, Claritin-D could cause problems for patients with allergies and heart disease.