From the FDA Drug Label
The FDA drug label does not answer the question.
From the Research
Omeprazole can occasionally cause ocular symptoms such as blurred vision, dry eyes, or eye pain in some patients, and if you've developed eye symptoms after starting omeprazole, you should contact your healthcare provider to discuss these side effects. While rare, these symptoms may indicate an adverse reaction to the medication. The exact mechanism behind omeprazole-related eye symptoms isn't fully understood but may involve changes in intraocular pressure or inflammatory responses 1. Most ocular side effects resolve after discontinuation of the medication.
Some studies have reported various side effects of omeprazole, including gastrointestinal and dermatological effects, but there is limited information on ocular symptoms specifically related to omeprazole therapy 2, 3. However, a study on the efficacy and safety of omeprazole for over-the-counter treatment of heartburn and acid regurgitation found that adverse events were rare and in accordance with previous experiences, but it did not specifically mention ocular symptoms 4. Another study reported a case of erythema nodosum caused by omeprazole, which highlights the importance of monitoring for potential side effects 5.
If you experience any eye symptoms while taking omeprazole, it's essential to consult your healthcare provider to determine the best course of action. Your doctor may recommend switching to a different proton pump inhibitor (PPI) such as pantoprazole or lansoprazole, or trying an H2 blocker like famotidine as an alternative. During your appointment, be prepared to describe exactly when the symptoms started, their severity, and any other medications you're taking, as this will help your doctor determine the best course of action.
In general, it's crucial to weigh the benefits and risks of omeprazole therapy and to monitor patients for potential side effects, including ocular symptoms. If you're experiencing any concerns or side effects while taking omeprazole, don't hesitate to reach out to your healthcare provider for guidance.