Prospective, Randomized, Double-blind, Comparison of Ciprofloxacin Extended-release 1000 mg Tablets Given as Two Different Prophylactic Dosing Regimens (Regimen I - Single-dose Ciprofloxacin MR 1000 mg or Regimen II - Multiple-dose Ciprofloxacin MR 1000 mg Once Daily for 3 Days) for the Prevention of Post-operative Infectious Complications in Patients Undergoing Transrectal Needle Biopsy of the Prostate - ICH GCP - Clinical Trials Registry