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Drug Class Description
Sulphonylureas (long-acting).Generic Name
GenericDrug Description
Tablets.Presentation
Tablets, chlorpropamide 100mg , 250mg . Available from Regent.Indications
Diabetes mellitus. Diabetes insipidus.
Adult Dosage
Diabetes Mellitus: initially 250mg daily, adjusted according to response. Maximum daily dose, 500mg. Diabetes Insipidus: up to 350mg daily, taking care to avoid hypoglycaemia.
Child Dosage
Diabetes Insipidus: up to 200mg daily, taking care to avoid hypoglycaemia.Elderly Dosage
Diabetes Mellitus: initially 100 - 125mg daily, adjusted according to response. Maximum daily dose, 500mg.Contra Indications
Pregnancy.Special Precautions
Frequent monitoring of hepatic function recommended during initial therapy.Interactions
Oral anticoagulants, hydantoins, salicylates, non-steroidal anti- inflammatory drugs, sulphonamides, thiazide diuretics. Alcohol.Adverse Reactions
GI disturbances (eg, anorexia, vomiting, epigastric discomfort, constipation), neurological effects (eg, paraesthesia). Hypersensitivity reactions - occur. Cholestatic jaundice. Occasionally, blood dyscrasias. Hypoglycaemia. Rarely, photosensitivity.
Drug Availability
(POM)Updated
30 June 2009