On call: How urinary drugs affect blood pressure
The effect varies according to the drug you take. The alpha blockers tamsulosin (Flomax) and silodosin (Rapaflo) affect blood pressure very little, although a few men still say they feel dizzy. Older alpha blockers, such as terazosin (Hytrin) and doxazosin (Cardura), can have a more pronounced effect and may cause fainting, although this happens to only about 1% of men. The effect on blood pressure of the alpha blocker Alfuzosin (Uroxatral) lies somewhere between the two extremes.
To continue reading this article, you must log in.
Source matters. Subscribe to HarvardHealthOnline+ FREE for 30 days for unlimited access to the site – where all content is reviewed by an HMS physician or faculty expert.
With HHO+ you get these exclusive benefits:
- Unlimited access to all Harvard Health Online content
- 4 expertly curated newsletters delivered monthly
- Customized website experience aligned to your health goals
- In-depth health guides on topics like sleep, exercise, and more
- Interactive features like videos and quizzes
- Members-only access to exclusive articles and resources
SPECIAL OFFER! UNLOCK EXPERT ACCESS for 30 days FREE!
Sign Me UpAlready a member? Login ».
Disclaimer:
As a service to our readers, Harvard Health Publishing provides access to our library of archived content. Please note the date of last review or update on all articles.
No content on this site, regardless of date, should ever be used as a substitute for direct medical advice from your doctor or other qualified clinician.