This is a summary only and does not list all possible side effects. Please check with your doctor or read the information sheet provided with your medicine if you are concerned about your health.
Remember - only take medicines as prescribed by your GP, doctor or clinical specialist.
Omeprazole reduces the amount of acid the stomach produces. Abdominal pain may occur when the barriers of the stomach to acid are reduced (eg. gastritis) and so omeprazole can help prevent this pain.
Ibuprofen (and similar drugs) and steroids may reduce the barriers of the stomach which is why omeprazole or lansoprazole may be prescribed at the same time.
How is it given?
Omeprazole may be given as a capsule, tablet or dispersible tablet (10mg, 20mg or 40mg).
What dose is given?
|Weight of Patient
|Less than 20kg
||10 or 20mg once daily.
|More than 20kg
||20mg once daily; increased to 40mg once daily if needed.
What side effects may occur?
Omeprazole itself may cause stomach upset with:
Less often it may affect sleep, or cause a dry mouth or itch.
Provides up-to-date and reliable information about individual medicines. General statements throughout the site aim to help patients prioritise and use the detailed information. But the format can appear overwhelming. Identifying the true risks against potential benefits can be difficult.
British Society Paediatric and Adolescent Rheumatology (BSPAR) Clinical Guidlines
This site is directed at health professionals, but has some useful clinical guidelines.
Back to A-Z