U.S. doctors online nowAsk doctors free
A 59-year-old male asked:

Hypertension: how long does it usually take for clonidine to have an effect on blood pressure? days or weeks?

1 doctor answer1 doctor weighed in
Dr. Calvin Weisberger
53 years experience
Clonidine: Clonidine will usually have some effect within days, sometimes within hours.
Created for people with ongoing healthcare needs but benefits everyone.
Last updated Jan 17, 2019


Content on HealthTap (including answers) should not be used for medical advice, diagnosis, or treatment, and interactions on HealthTap do not create a doctor-patient relationship. Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency.