IRCT20120215009014N340 IRCT 2020-02-19 Hamedan University of Medical Sciences Effect of tamsulosin versus pumpkin seed oil on clinical symptoms in patients with benign prostatic hyperplasia Effect of tamsulosin versus pumpkin seed oil on clinical symptoms in patients with benign prostatic hyperplasia: a single-blind randomized controlled trial 2019-08-23 anticipated 80 Complete https://irct.ir/trial/45335 interventional Randomization: Randomized, Blinding: Single blinded, Placebo: Not used, Assignment: Parallel, Purpose: Treatment, Randomization description: Random assignment of the patients to the intervention and control groups through the drawing of lots. To do this, we prepare two sheets and write "tamsulosin group" on one sheet and "pumpkin group" on another. Then, by referring each patient, one of the sheets will be randomly taken and the patient will be assigned to the intervention or control group, Blinding description: The physician who will examine the patients will not be aware of the intervention. Thus, the trial will be run as single-blind. 2 Benign prostatic hypertrophy. Intervention 1: Control group: Tamsulosin capsule 0.4 mg (manufactured by Tasnim Pharmaceutical Co.) once every night for 3 months. Intervention 2: Control group: Tamsulosin capsule 0.4 mg (manufactured by Tasnim Pharmaceutical Co.) once every night for 3 months. Undecided - It is not yet known if there will be a plan to make this available Justification or reason for indecision in sharing IPD is It depends on the situations and the results of the study as well as the approval of the financial supporting organization.