This study has 4 phases: screening phase (visit 1), treatment phase (visit 2 - 6 mths after treatment initiation), and end of treatment phase (visit 3 - end of year 1). Only in the case a serious adverse event (SAE) arises, will there be a follow up phase
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Read the complete post at http://www.clinicaltrials.gov/ct2/show/NCT00593593?term=Benign prostatic hyperplasia&rank=31