Seizures, may unmask diabetes mellitus. Hyponatraemia and idiosyncratic, hypersensitivity reactions.
Interactions
Symptomatic hyponatraemia when combined with carbamazepine. Predisposes to allopurinol sensitivity reactions and impaired renal function. Potentiates hypotensive effect of beta blockers and ACE inhibitors; these also reduce diuretic-induced hypokalaemia.
