A member asked:

How long does benicar (olmesartan) 20 milgram takes to lower blood pressure when u take it the first day..

A doctor has provided 1 answer
Dr. Tso Chen answered

About an hour: It takes time for the medicine to be absorbed from the GI tract. Generally, you can expect to start seeing the effect after an hour. However, you will need to take the medicine daily for the medicine to reach its maximum effect after about 2 weeks.

Answered 6/10/2014

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Which blood pressure medicine is better Benicar (olmesartan) or losartan?

2 doctors weighed in across 2 answers