A member asked:

How long do omeprazole take to work ?? stomach so sore just below ribs :(

A doctor has provided 1 answer
Dr. Melissa Gowans answered

Specializes in Pediatrics

Ouch: Omeprazole works fairly quickly. About an hour to effect acid secretions, 2 hours for peak effect. If you are still having pain - are you sure it's "heart burn". Severe pain really needs to be evaluated by a physician and a hands-on assessment.

Answered 2/4/2018

3.7k views

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