The table as follows lists adverse reactions reported with pantoprazole, ranked under the following frequency classification: Very common; Common; Uncommon; Rare; Very Rare; not known (cannot be estimated from the available data).
For all adverse reactions reported from post-marketing experience, it is not possible to apply any Adverse Reaction frequency and therefore they are mentioned with a "not known" frequency.
Within each frequency grouping, adverse reactions are presented in order of decreasing seriousness. (See table.)

Subacute Cutaneous Lupus Erythematosus (SCLE): Skin and subcutaneous tissue disorders: Frequency "not known": Subacute cutaneous lupus erythematosus.
Interstitial Nephritis: Renal and urinary disorders: Interstitial nephritis.
Hypomagnesaemia: Metabolism and nutritional disorders: Frequency "not known": hypomagnesaemia.
Fracture: Musculoskeletal disorders: Frequency: "uncommon": Fracture of the hip, wrist or spine.
Clostridium difficile Diarrhoea: Infections & infestations: Clostridium difficile associated diarrhoea.
Fundic Gland Polyps (Benign): Gastrointestinal disorders: Frequency "common": Fundic gland polyps (benign).
Vitamin B12 Deficiency: Metabolic/Nutritional: Vitamin B12 deficiency.
Reporting of suspected adverse reactions: Reporting suspected adverse reactions after authorisation of the medicinal product is important. It allows continued monitoring of the benefit/risk balance of the medicinal product. Healthcare professionals are asked to report any suspected adverse reactions.