Efficacy and tolerability of combination therapy with alpha-blockers and phosphodiesterase-5 inhibitors compared with monotherapy for lower urinary tract symptoms: Protocol for a systematic review and network meta-analysis.
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ABSTRACT: PURPOSE:This study aimed to compare the efficacy and safety of combination therapy consisting of ?-blockers and different phosphodiesterase type 5 inhibitors for lower urinary tract symptoms (LUTS) by performing a network meta-analysis. METHOD:Relevant articles were retrieved from the Cochrane Library, PubMed, and EMBASE databases. Bayesian network meta-analyses were performed with a random-effect model to compare the efficacy and safety of combination therapy with ?-blockers and phosphodiesterase-5 inhibitors for LUTS. The odds ratio (OR), mean difference (MD) and surface under the cumulative ranking curve (SUCRA) were calculated with the GeMTC R package. RESULTS:Twenty randomized trials with 4131 patients were included in this network meta-analysis. Based on the SUCRA values, vardenafil (10?mg) combined with ?-blockers ranked first, first and sixth; sildenafil (25?mg) combined with ?-blockers ranked second, third and first; and tadalafil (20?mg) combined with ?-blockers ranked third, second and fourth in IPSS, post void residual, and maximum flow rate, respectively. CONCLUSIONS:Combination therapy with ?-blockers and phosphodiesterase-5 inhibitors was effective and well tolerated for LUTS. For men who prioritize high efficacy, vardenafil (10?mg) combined with ?-blockers seems to be the treatment of choice. For men wishing to optimize minimally invasive treatment, sildenafil (25?mg) and tadalafil (20?mg) combined with ?-blockers appears to have a possible advantage in terms of avoiding adverse effects.
SUBMITTER: Qiangzhao L
PROVIDER: S-EPMC7581165 | biostudies-literature | 2020 Oct
REPOSITORIES: biostudies-literature
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