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A member asked:

How many days or weeks should procardia (nifedipine) 30mg er take to lower blood pressure?

A doctor has provided 1 answer
Dr. Bennett Werner answered

Variable: It will take at least 5 days to reach a steady state blood level, but it could take several weeks to have a maximal biologic effect.

Dr Kuitems and 2 doctors agreed

Answered 12/31/2022

2.9k views

Thank

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I'm a 62 yr old female on BP meds for 20 yrs . I've been on Nifedipine 30mg for 1 yr. For the past 10 days my pressure has been normal without it, and had dropped so low a few times that I almost fainted. Should I take half the amt as recommended?

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