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Warren Capps November 29, 2021
By blocking the degradation of cGMP, sildenafil potentiates NO mediated relaxation of smooth muscle. Patients and methods: In all, 150 men with untreated LUTS/BPH with or without ED were randomised to receive sildenafil 25 mg once daily (OD) or placebo OD (night time) combined with tamsulosin 0.4 m...