Low-Dose Oral Minoxidil and Topical Minoxidil: Consensus Recommendations for Managing Male and Female Pattern Hair Loss in Hair Transplant Patients Using a Modified Delphi Process

    February 2026 in “ Expert Opinion on Pharmacotherapy
    Aditya K. Gupta, Mesbah Talukder, Greg Williams, Haitham Abdelhamid, Yagiz Matthew Akiska, David M. Alpeter, Scott A. Boden, Randa Erfan, Bessam Farjo, Nilofer Farjo, Steven Gabel, James A. Harris, Karl Hekimian, Sharon A. Keene, Jennifer Krejci-Manwaring, Robert T. Leonard, Luis A. Nader, Damkerng Pathomvanich, David Perez-Meza, Nicole E. Rogers, Paul T. Rose, Marie A. Schambach, Ronald Shapiro, Mayank Singh, Dow B. Stough, Robert H. True, Sara M. Wasserbauer, Ryan J. Welter
    From the encyclopedia
    Hair Transplant →

    Hair transplantation moves DHT-resistant follicles from a donor area (back and sides of the scalp) into thinning or bald areas. The transplanted hair is generally permanent, though surrounding native hair can keep thinning.

    Minoxidil →

    An essential vasodilator with some anti-androgenic effects

    Studysummary This study established consensus-based guidelines for using low-dose oral and topical minoxidil in managing pattern hair loss for patients undergoing hair transplant surgery, recommending specific dosages, monitoring procedures, and timing for initiation post-surgery. Our plain-language summary of this paper — not a Tressless recommendation.
    This study provides consensus-based recommendations for the use of low-dose oral minoxidil (LDOM) and topical minoxidil in managing male and female pattern hair loss, particularly in hair transplant patients. An international panel of hair transplant surgeons used a modified Delphi process to reach consensus on 47 items related to assessment, dosing, monitoring, and safety. Key recommendations include starting LDOM at 1.25–2.5 mg/day for men and 0.625–1.25 mg/day for women, with maximum doses of 5 mg and 2.5 mg, respectively. Clinical improvement is expected within 4–6 months, and treatment can be continued long-term if effective. LDOM can be resumed 1–3 days post-surgery, while topical minoxidil can be applied 7–14 days after transplant. Side effects of LDOM include tachycardia, headache, peripheral edema, and hypertrichosis, which are dose-related and manageable. Topical minoxidil 5% is effective on the frontal scalp and vertex but should be avoided during pregnancy and breastfeeding.
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