An over-the-counter version is also available to treat frequent
heartburns. Non-prescription omeprazole comes in a 20 mg tablet strength.
Prescription omeprazole comes in capsule form and is available in three strengths, including:
- Omeprazole 10 mg capsules
- Omeprazole 20 mg capsules
- Omeprazole 40 mg capsules.
For the treatment of gastric ulcers, it is generally recommended to take omeprazole 40 mg capsules for four to eight weeks (one tablet, once a day). For duodenal ulcers, the recommended dosage is 20 mg for four to eight weeks.
The recommended omeprazole dose for GERD is 20 mg once daily for up to four weeks. People with pathological hypersecretory conditions usually require higher omeprazole dosages (such as 60 mg once daily).
(Click Omeprazole Dosing to learn about dosing for children and to find out dosing recommendations for other conditions as well, such as for the treatment of erosive esophagitis and H. pylori infections.)
