Given as a slow intravenous injection
Treatment of hypocalcaemic tetany.
Adult: 500–1000 mg (5–10 ml) at intervals of
1–3 days
Child:20 mg/kg (0.2 ml/kg); max 10 ml/day
Adjunctive therapy in severe hyperkalaemia
Adult: 500–1000 mg (5–10 ml) at intervals of
1–3 days
Child: 0.2 ml/kg (max 10 ml/day)
Depression in magnesium sulphate overdose
Adult: 500 mg (5 ml) administered promptly