This text is for informational purposes only. Please consult a doctor or pharmacist before using any medication. 

Read the information leaflet that comes with the medication.

If after taking Protonix, a sudden allergic reaction (anaphylaxis) occurs, with symptoms like swelling of the face, tongue, or throat making it difficult to breathe or swallow, or there is wheezing, hives, rash, blistering, or peeling of the skin, call a doctor or 911 right away, or go to an emergency room immediately.

Most people who use Protonix do not experience any negative side effects. Doctors prescribe this medication because they assess that the benefits that such treatment yields outweigh any likely unwanted effects.

Some of the side effects that have been reported include headaches, dizziness, diarrhea, nausea, vomiting, bloating, constipation, dry mouth, abdominal discomfort, rash, itching, fatigue, sleep problems.

Not all side effects are listed here. If these or other unlisted symptoms persist or worsen, consult a healthcare provider or pharmacist.

Protonix 20 mg:

• Treats reflux esophagitis
• Relieves symptoms like heartburn, acid regurgitation, and side effects of some pain medications
• Meant for long-term management to prevent the condition from recurring
• Helps prevent duodenal and stomach ulcers caused by non-selective, nonsteroidal anti-inflammatory drugs (NSAIDs), a class of medications used to reduce inflammation, relieve pain, and lower fever.

Protonix 40 mg:

• For short-term treatment of stomach ulcers and moderate to severe reflux esophagitis
• Used to eradicate Helicobacter pylori bacteria in the digestive system when combined with specific antibiotics
• Aims to reduce the recurrence of duodenal and gastric ulcers associated with this bacteria
• Prescribed for managing Zollinger-Ellison Syndrome