Complete adverse effect profile including incidence rates and management
Important Safety Information
This is not a complete list of all possible side effects. Contact your healthcare provider if you experience any unexpected symptoms. For serious or life-threatening side effects, seek emergency medical attention immediately.
Headache (12%)
Diarrhea (9%)
Nausea (7%)
Abdominal pain (6%)
Flatulence (4%)
Injection site reaction (IV use)
Clostridium difficile-associated diarrhea (acid suppression alters gut flora)
Hypomagnesemia (with long-term use >3 months — can be severe)
Bone fractures (hip, wrist, spine — associated with long-term PPI use)
Acute interstitial nephritis (rare but documented)
Fundic gland polyps (long-term use — usually benign)
Cutaneous/systemic lupus erythematosus (on FDA label — rare)
Severe skin reactions (Stevens-Johnson syndrome — very rare)
Vitamin B12 deficiency (long-term use impairs absorption)
Hyponatremia
Like all medications, Pantoprazole can cause side effects. However, not everyone who takes this medication will experience them. Many side effects are dose-dependent and may improve as your body adjusts to the medication. Others may require dose adjustment or medical attention.
Contact your healthcare provider promptly if you experience:
Seek immediate emergency medical care if you experience signs of: