Dexlansoprazole
Dexlansoprazole is a proton pump inhibitor (PPI) that reduces stomach acid to treat GERD and erosive esophagitis by inhibiting acid production in the stomach.
Dexlansoprazole is a proton pump inhibitor that reduces stomach acid production to treat GERD and related conditions.
Key facts at a glance
- ATC
- A02BC06
- RxNorm
- 816346
- Generic
- Dexlansoprazole
- Class
- atc-a02
- Brands
- Dexilant
- Availability
- rx
- Lactation
- unknown
- Routes
- oral
- Forms
- capsule
- Regions
- US, EU, CN, JP
- Monitoring
- —
This page is for informational purposes only.
Do not use this information to diagnose yourself or to replace a physician's advice. Always consult a qualified healthcare provider before starting, stopping, or changing any medication. If you believe you are experiencing a medical emergency, call your local emergency number immediately.
Treatment and maintenance of erosive esophagitis, healing of GERD-related erosive esophagitis, and relief of heartburn symptoms associated with non-erosive GERD.
Dexlansoprazole inhibits the (H+, K+)-ATPase enzyme (the proton pump) on the surface of gastric parietal cells, blocking the final step of acid production and thereby reducing gastric acid secretion.
Should be taken before a meal, typically breakfast. May take several days to achieve full effect. Long-term use may increase risk of bone fractures, vitamin B12 deficiency, and certain infections. Inform your doctor if you have liver problems or are taking other medications.
Official drug label
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This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed July 26, 2026. · Read our editorial policy