2 citations
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January 2023 in “Sexual Medicine” This study found that the MTCK, a masturbation aid, significantly improved intravaginal ejaculation latency time and some related sexual function scores in men with premature ejaculation after 8 weeks of use.
74 citations
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July 1991 in “The Journal of Urology” This study found that topically applied minoxidil was more effective than nitroglycerin and placebo in enhancing penile diameter, rigidity, and arterial flow, with the most pronounced effects in patients with neurogenic impotence.
15 citations
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June 1995 in “The Journal of Clinical Endocrinology and Metabolism” This study found that finasteride significantly reduced dihydrotestosterone levels but did not provide clear evidence of impaired libido or erectile function compared to placebo in men.
14 citations
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June 1995 in “The Journal of Clinical Endocrinology and Metabolism” October 2022 in “Zenodo (CERN European Organization for Nuclear Research)” This piece describes the EndoPump Male Enhancement supplement, which claims to enhance erections and libido, but notes that there is insufficient medical evidence supporting the efficacy of its ingredients for sexual health.