Omeprazole Capsules

Some people feel relief within hours, but full effect builds over 2–3 days. Maximum benefit is typically seen within 2 weeks of daily use.

For uncomplicated dyspepsia/reflux, a 2–4 week course is typical. If symptoms persist or return soon after stopping, seek medical review rather than self‑continuing long term.

Yes. You can use an alginate or simple antacid for breakthrough symptoms. Take them separately (e.g. leave 2–3 hours from your omeprazole) to avoid interfering with the capsule’s release.

Most people tolerate PPIs well. Common: headache, abdominal pain, nausea, wind, diarrhoea or constipation. These are usually mild and settle. Seek urgent help for: severe stomach pain, persistent vomiting, vomiting blood, black stools, chest pain, severe allergic reactions, or severe/persistent diarrhoea (especially after antibiotics or hospitalisation).

Yes. Notable interactions include: clopidogrel (reduced effect), atazanavir/nelfinavir/rilpivirine (reduced levels – avoid), and potential effects with warfarin, digoxin, phenytoin, diazepam, methotrexate (high dose), tacrolimus, some antifungals (e.g. posaconazole/itraconazole) and erlotinib. Always list all medicines and supplements in your questionnaire.

With short-term courses, risks are low. With long-term use, possible issues include low magnesium or vitamin B12, bone fracture risk, infections (e.g. C. difficile), and kidney effects. If you need ongoing therapy, arrange a GP review to confirm the diagnosis and lowest effective dose.

Take it when you remember. If it’s close to your next dose, skip the missed capsule. Do not take a double dose.

Seek urgent care for severe chest/abdominal pain, vomiting blood, black stools, difficulty swallowing, persistent vomiting, or unintentional weight loss.

No. This information supports—but does not replace—advice from your GP or another qualified clinician. Follow your prescriber’s instructions and read the patient leaflet supplied with your medicine.