Esomeprazole – chemical name
Pronunciation – ess-oh-MEP-ra-zole
Nexium – brand name

Like any medication, Nexium may cause side effects in some people. Side effects that do occur are usually mild and go away a short time after starting Nexium.

• Headache
• Diarrhea
• Constipation
• Nausea
• Gas
• Dry mouth
• Stomach pain
• Cough may occur

If any of these side effects continue or worsen, notify your doctor.

Serioius Side Effects

Tell your doctor IMMEDIATELY if any of these serioius side effects occur:

• Throat pain
• Chest pain
• Severe stomach pain
• Coffee ground vomit

Allergic Reaction

An allergic reaction to Nexium is unlikely, but seek immediate medical attention if it occurs. Symptoms of an allergic reaction include:

• Rash
• Itching
• Swelling
• Dizziness
• Trouble breathing

If you notice other side effects not listed above, contact your doctor, nurse, or pharmacist.