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A 55-year-old female asked:

How long does your blood pressure medicine work?

1 doctor answer2 doctors weighed in
Dr. Amrit Singh
Cardiology 51 years experience
Varies: depends on which medicine Last from 6 hrs Hydralazin, clonidine 8 hrs, Labetalol to 12 hrs. ace-I, Lopressor 24 hrs amlodipine, minoxidil, ARBs

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Similar questions

A 36-year-old member asked:

How long does it take blood pressure medicine to start working?

1 doctor answer1 doctor weighed in
Dr. Calvin Weisberger
Cardiology 51 years experience
Blood pressure: There are many blood pressure medicines, some take weeks to reach their peak effect, some will begin to lower pressure within hours.
A 40-year-old member asked:

Why could my blood pressure medicine not be working?

1 doctor answer2 doctors weighed in
Dr. (Liz)Phuong Tran
Family Medicine 35 years experience
Adjustment, time: Depends on how long you have been on this medication. You need to go back to dopctor for adjustment of dosage or even change to combination med.Furthermore your doctor can order blood test as well as x-ray to find out other cause of your blood pressure

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Last updated May 22, 2019

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