Metabolism and nutrition disorders: Uncommon: Hypercalcaemia and hypercalciuria.
Very rare: Milk-alkali syndrome (frequent urge to urinate; continuing headache; continuing loss of appetite; nausea or vomiting; unusual tiredness or weakness; hypercalcaemia, alkalosis and renal impairment). Seen usually only in overdose.
Gastrointestinal disorders: Rare: Constipation, dyspepsia, flatulence, nausea, abdominal pain and diarrhoea.
Skin and subcutaneous disorders: Very rare: Pruritus, rash and urticaria.
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