Question

A 40-year-old woman with bipolar disorder is stable on lithium. She develops polyuria and polydipsia, with serum lithium 1.1 mmol/L (within therapeutic range). According to NICE, which initial measure can address her symptoms?

Accepted Answer

Check thyroid and renal function and consider reducing lithium dose

Answer

Increase lithium dose

Answer

Add loop diuretic

Answer

Advise fluid restriction

Answer

Switch to valproate immediately

Practice question

A 40-year-old woman with bipolar disorder is stable on lithium. She develops polyuria and polydipsia, with serum lithium 1.1 mmol/L (within therapeutic range). According to NICE, which initial measure can address her symptoms?