October 2024 in “International Journal of Dermatology” In this meta-analysis, researchers found that oral and topical minoxidil treatments for androgenetic alopecia had similar efficacy in improving hair density and diameter, but oral minoxidil resulted in a higher incidence of hypertrichosis compared to topical use.
June 2025 in “Frontiers in Pharmacology” This systematic review and meta-analysis found that oral minoxidil improved hair loss symptoms in many patients, with significant improvement in 35%, but 27% experienced adverse events, highlighting the need for further research to confirm its safety and efficacy.
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October 2012 in “Indian Journal of Dermatology, Venereology and Leprology” This study found that using topical minoxidil did not affect the percentage of hair survival after transplantation for androgenetic alopecia, but did reduce initial postoperative hair shedding in 60% of grafts.
July 2026 in “Mendeley Data” June 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” This systematic review and meta-analysis found that oral minoxidil may improve hair loss symptoms, with 35% of patients experiencing significant symptom improvement, but further research is needed to confirm its efficacy and safety, especially at doses exceeding 1 mg.