Perepanova 2001.

Methods	Prospective, randomised, controlled trial.
Participants	Patients admitted on an emergency basis with AUR due to benign prostatic hyperplasia.
Interventions	Group A: Doxazosin 4 mg Group B: Placebo Catheters removed after 12 hours.
Outcomes	Number with successful TWOC: A 19/30, B 1/6 Need for further surgery: A10/30, B 5/6
Notes	Paper translated from Russian. Method of randomisation and allocation concealment unclear: 30 patients in Group A, 6 patients in Group B. Which patient received which surgery unclear. No statistical analysis was performed on outcomes.

AUR = acute urinary retention
 TWOC = trial without catheter