February 2013 in “Journal of The American Academy of Dermatology” Using hair loss drugs finasteride and dutasteride may cause sexual side effects.
March 2023 in “Revista Chilena de Urología” This review discusses post-finasteride syndrome, highlighting occasional adverse sexual and systemic effects in men and women, but reports no new research findings while emphasizing the need for better education about the drug's risks.
June 2018 in “Evidence-Based Practice” This study found that patients using finasteride were up to twice as likely to experience sexual dysfunction, including ejaculation disorder, decreased libido, and impotence, compared to those not using the drug.
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November 2012 in “PubMed” This study found that in men with sexual dysfunction, use of 5ARI may reduce sexual drive and spontaneous erections without worsening pre-existing erectile or ejaculatory issues.
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May 2018 in “International journal of risk & safety in medicine” This study observed enduring sexual dysfunction reported in 300 cases globally following the use of SSRIs, finasteride, and isotretinoin, with common symptoms like genital anaesthesia and loss of libido.