The modified-release tablet should be swallowed whole. Do not chew or crush or divide the modified-release tablet since this may cause inappropriate release and absorption of the drug that may lead to early adverse reactions.
Usual Dose for BPH: Orally, 10 mg (1 tablet) once daily immediately after the same meal every day.
Acute Urinary Retention: Orally, 10 mg (1 tablet) once daily immediately after a meal to be taken on the first day of catheterization and continued beyond catheter removal unless there is a relapse of acute urinary retention or disease progression.
Or, as prescribed by a physician