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Prilosec Side Effects Center
Medically reviewed by Min Clinic Staff | Updated: January 2026
- Generic Name: omeprazole
- Brand Name: Prilosec
Prilosec (Omeprazole) side effects drug center
Prilosec Side Effects Center
What Is Prilosec?
Prilosec (omeprazole) is a proton pump inhibitor (PPI) used for the treatment of conditions such as ulcers, gastroesophageal reflux disease (GERD), and Zollinger-Ellison syndrome, which are all caused by stomach acid. Prilosec is available in generic form.
What Are Side Effects of Prilosec?
Side effects of Prilosec include:
- headache,
- nausea,
