Randomized Trial Comparing Terazosin 5 mg Daily and Doxazosin GITS 4 mg Daily for Trial Without Catheter in Acute Urinary Retention With Long Term Follow up

Randomized Trial Comparing Terazosin 5 mg Daily and Doxazosin GITS 4 mg Daily in the Successful Rate of Trial Without Catheter in Acute Urinary Retention With Long Term Follow up

The purpose of the study is to compare two alpha blockers, terazosin and doxazosin GITS, in achieving a successful TWOC after AUR due to BPH, among Chinese males in Hong Kong, and in delaying or avoiding a TURP.

Inclusion Criteria:

• Aged 50 or above
• Admitted for AUR due to BPH with PVR of 500 ml or more

Exclusion Criteria:

• Previous history of TURP
• Use of alpha blockers within recent 8 months
• Renal impairment (serum creatinine >140 umol/l)
• Poor premorbid state