Omeprazole (Systemic)

Brand Names : Prilosec, Losec

Side Effects of This Medicine

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor as soon as possible if any of the following side effects occur:

Rare

Back, leg, or stomach pain; bleeding or crusting sores on lips; blisters; bloody or cloudy urine; chills; continuing ulcers or sores in mouth; difficult, burning, or painful urination; fever; frequent urge to urinate; general feeling of discomfort or illness; joint pain; loss of appetite; muscle aches or cramps; pain; red or irritated eyes; redness, tenderness, itching, burning, or peeling of skin; skin rash or itching; sore throat ; sores, ulcers, or white spots on lips, in mouth, or on genitals; unusual bleeding or bruising; unusual tiredness or weakness

Symptoms of overdose

Other side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. However, check with your doctor if any of the following side effects continue or are bothersome:

More common

Abdominal or stomach pain

Less common

Back pain; chest pain; constipation; diarrhea or loose stools; dizziness; gas; headache; heartburn; muscle pain; nausea and vomiting; skin rash or itching; unusual drowsiness; unusual tiredness

Other side effects not listed above may also occur in some patients. If you notice any other effects, check with your doctor.