Evidence Grade

B

Linked Papers

40

Participants

2,620

Average Efficacy

20.2 hairs/cm2

Summary

40 linked papers with evidence grade B. Best indexed study enrolled 466 participants.

Best indexed study: Efficacy and safety of combinational therapy using topical minoxidil and microneedling for the treatment of androgenetic alopecia: a systematic review and meta-analysis. (2024)

Side Effects

Biotin supplementation may cause diagnostic test interference1 study
oral dutasteride may cause several severe sexual and neurological side effects1 study
minimal side effects1 study
No scarring reported1 study
No serious adverse events reported1 study
sexual adverse effects (finasteride/dutasteride)1 study

Linked studies

Papers behind Minoxidil

A Canadian Consensus on Androgenetic Alopecia: Approach and Management.

Journal of cutaneous medicine and surgery · 2025 · Landells I, Chow E, Gupta AK, Jasso Olivares JC, Thuraisingam T, Ahluwalia R, Tan JKL, Pratt M, Yadav G, Chivers Q, Vezina N, Laforest T, Raad E, Owen J, Dayeh NR

Confidence

moderate

A consensus of experts identified seven recommended interventions for AGA, including oral and topical finasteride, dutasteride, and minoxidil, while identifying 17 interventions that are not recommended.

Extracted key result

7 interventions

Sample size not extracted

Addressing the Root Causes of Female Hair Loss and Non-Pharmaceutical Interventions.

Journal of drugs in dermatology : JDD · 2025 · Leavitt A, Hawkins SD, Kindred C, Frey C, Gainers M, Grekin SK, Leavitt M

Confidence

moderate

The review highlights that while FDA-approved treatments are limited, natural supplements like saw palmetto and pumpkin seed oil show promise in inhibiting 5-alpha-reductase and promoting hair density.

Extracted key result

inhibits 5-alpha-reductase n/a

Sample size not extracted

Topical dutasteride for androgenic alopecia: current state and prospects.

Therapeutic delivery · 2025 · Andrade JFM, Verbinnen A, Bakst A, Cunha-Filho M, Gelfuso GM, Gratieri T

Confidence

high

The review discusses the potential of topical dutasteride and nanocarrier delivery systems to provide an effective alternative to oral treatments while minimizing systemic absorption.

Extracted key result

Pending structured analysis

Sample size not extracted

Androgenetic Alopecia: An Update on Pathogenesis and Pharmacological Treatment.

Drug design, development and therapy · 2025 · Chen S, Li L, Ding W, Zhu Y, Zhou N

Confidence

high

The review summarizes that finasteride and minoxidil are the primary approved treatments, while noting ongoing development of drugs targeting inflammation, fibrosis, and energy metabolism.

Extracted key result

Pending structured analysis

Sample size not extracted

The study investigates the comparative efficacy of topical minoxidil, oral biotin, and their combination on hair growth in men, but specific numeric results are not provided in the abstract.

Extracted key result

Pending structured analysis

Sample size not extracted

Rosemary and neem: an insight into their combined anti-dandruff and anti-hair loss efficacy.

Scientific reports · 2024 · Hashem MM, Attia D, Hashem YA, Hendy MS, AbdelBasset S, Adel F, Salama MM

Confidence

moderate

A combined rosemary and neem extract (2:1) demonstrated superior antifungal activity against dandruff-causing agents compared to ketoconazole and outperformed minoxidil in hair growth trials.

Extracted key result

superior efficacy against Malassezia furfur and Trichophyton rubrum

Sample size not extracted

Efficacy and safety of combinational therapy using topical minoxidil and microneedling for the treatment of androgenetic alopecia: a systematic review and meta-analysis.

Archives of dermatological research · 2024 · Abdi P, Awad C, Anthony MR, Farkouh C, Kenny B, Maibach HI, Ogunyemi B

Confidence

high

Combination therapy of topical minoxidil and microneedling significantly increases total hair count compared to minoxidil alone, though it did not show a statistically significant increase in hair diameter.

Extracted key result

1.76 SMD

466 participants

Management of androgenic alopecia: a systematic review of the literature.

Journal of cosmetic and laser therapy : official publication of the European Society for Laser Dermatology · 2024 · Rosenthal A, Conde G, Greco JF, Gharavi NM

Confidence

high

Various over-the-counter, prescription, and procedural treatments successfully promote hair growth, suggesting that a multifaceted, individualized approach is most effective.

Extracted key result

Pending structured analysis

Sample size not extracted

Hair Loss: Diagnosis and Treatment.

American family physician · 2024 · Dakkak M, Forde KM, Lanney H

Confidence

high

The paper outlines standard treatments for different alopecia types, noting minoxidil as first-line for androgenetic alopecia and various therapies for focal hair loss.

Extracted key result

80 million people

Sample size not extracted

What's New in Therapy for Male Androgenetic Alopecia?

American journal of clinical dermatology · 2023 · Saceda-Corralo D, Domínguez-Santas M, Vañó-Galván S, Grimalt R

Confidence

moderate

Various treatments including 5-alpha reductase inhibitors, oral minoxidil, and PRP show efficacy, though evidence for some newer or non-pharmacological methods remains limited.

Extracted key result

0.25 %

Sample size not extracted

Treatment of Androgenetic Alopecia: Current Guidance and Unmet Needs.

Clinical, cosmetic and investigational dermatology · 2023 · Kaiser M, Abdin R, Gaumond SI, Issa NT, Jimenez JJ

Confidence

low

Standard treatments like topical minoxidil and oral finasteride are established, while newer modalities like PRP, LLLT, and oral minoxidil show encouraging results but lack standardized protocols.

Extracted key result

Pending structured analysis

Sample size not extracted

Androgenetic Alopecia: Therapy Update.

Drugs · 2023 · Devjani S, Ezemma O, Kelley KJ, Stratton E, Senna M

Confidence

high

The review provides an update on FDA-approved treatments (minoxidil and finasteride) as well as various non-FDA-approved, emerging, and alternative therapies for AGA.

Extracted key result

Pending structured analysis

Sample size not extracted

Female-pattern hair loss: therapeutic update.

Anais brasileiros de dermatologia · 2023 · Müller Ramos P, Melo DF, Radwanski H, de Almeida RFC, Miot HA

Confidence

high

Topical minoxidil remains the first-choice treatment with high evidence, though approximately 40% of patients do not respond to it.

Extracted key result

40 %

Sample size not extracted

Lasers, lights, and compounds for hair loss in aesthetics.

Clinics in dermatology · 2022 · Ring CM, Finney R, Avram M

Confidence

moderate

The review discusses various promising topical, oral, and energy-based therapies, noting growing evidence for their efficacy in treating hair loss.

Extracted key result

Pending structured analysis

Sample size not extracted

Natural products for male androgenetic alopecia.

Dermatologic therapy · 2022 · Gupta AK, Talukder M, Bamimore MA

Confidence

moderate

Natural products such as saw palmetto, caffeine, and rosemary oil may serve as alternatives or adjuncts to conventional minoxidil and finasteride treatments for male AGA.

Extracted key result

Pending structured analysis

Sample size not extracted

Advances in hair growth.

Faculty reviews · 2022 · Wall D, Meah N, Fagan N, York K, Sinclair R

Confidence

low

The review outlines various current and emerging therapies for hair loss, including pharmacological agents, devices, and cellular therapies.

Extracted key result

Pending structured analysis

Sample size not extracted

Microneedling and Its Use in Hair Loss Disorders: A Systematic Review.

Dermatology and therapy · 2022 · English RS, Ruiz S, DoAmaral P

Confidence

low

Microneedling serves as an effective adjunct therapy for androgenic alopecia when paired with minoxidil, growth factors, or PRP, and shows promise as a standalone therapy for alopecia areata.

Extracted key result

0.50-2.50 mm

1127 participants

Alopecia Areata: an Update on Etiopathogenesis, Diagnosis, and Management.

Clinical reviews in allergy & immunology · 2022 · Zhou C, Li X, Wang C, Zhang J

Confidence

high

Traditional treatments like corticosteroids and minoxidil have limited efficacy and high recurrence rates, while new strategies like JAK inhibitors and biologics are emerging.

Extracted key result

up to 2 %

Sample size not extracted

Minoxidil: a comprehensive review.

The Journal of dermatological treatment · 2022 · Gupta AK, Talukder M, Venkataraman M, Bamimore MA

Confidence

high

Topical minoxidil is effective for AGA in both sexes, with 2% showing peak growth at one year. Oral minoxidil (5 mg/day) is significantly more effective than topical formulations in males after 6 months.

Extracted key result

1.4 %

Sample size not extracted

Comparison of oral minoxidil, finasteride, and dutasteride for treating androgenetic alopecia.

The Journal of dermatological treatment · 2022 · Gupta AK, Talukder M, Williams G

Confidence

moderate

Dutasteride 0.5 mg/d is ranked as the most effective treatment, followed by higher doses of finasteride and minoxidil.

Extracted key result

dutasteride 0.5 mg/d > finasteride 5 mg/d > minoxidil 5 mg/d > finasteride 1 mg/d > minoxidil 0.25 mg/d efficacy ranking

Sample size not extracted

Topical Antiandrogen Therapies for Androgenetic Alopecia and Acne Vulgaris.

American journal of clinical dermatology · 2021 · Marks DH, Prasad S, De Souza B, Burns LJ, Senna MM

Confidence

moderate

Topical finasteride, ketoconazole, and C17P show promise for male pattern hair loss, with topical finasteride particularly effective when combined with minoxidil. C17P shows potential for acne vulgaris.

Extracted key result

promising qualitative assessment

Sample size not extracted

Microneedling for Hair Loss.

Journal of cosmetic dermatology · 2021 · Gupta AK, Quinlan EM, Venkataraman M, Bamimore MA

Confidence

moderate

Microneedling monotherapy is more effective than 5% topical minoxidil alone, and combining microneedling with 5% minoxidil provides a significant additional increase in total hair count compared to microneedling monotherapy.

Extracted key result

12.29 β

Sample size not extracted

Oral minoxidil treatment for hair loss: A review of efficacy and safety.

Journal of the American Academy of Dermatology · 2021 · Randolph M, Tosti A

Confidence

moderate

Oral minoxidil at low doses is an effective alternative to topical formulations, particularly for patients with compliance issues.

Extracted key result

effective and well-tolerated qualitative assessment

634 participants

Confidence

moderate

Combined finasteride and topical minoxidil therapy yields better overall photographic assessment and more marked improvement compared with either monotherapy, while showing similar rates of moderate/mild improvement, hair density change, and adverse events.

Extracted key result

Pending structured analysis

Sample size not extracted

Female Androgenetic Alopecia: An Update on Diagnosis and Management.

American journal of clinical dermatology · 2020 · Starace M, Orlando G, Alessandrini A, Piraccini BM

Confidence

moderate

Topical minoxidil and oral anti-androgens are the primary treatments aimed at halting progression and promoting cosmetically acceptable hair regrowth in female pattern hair loss.

Extracted key result

33.3 %

Sample size not extracted

A review of the treatment of male pattern hair loss.

Expert opinion on pharmacotherapy · 2020 · York K, Meah N, Bhoyrul B, Sinclair R

Confidence

moderate

Finasteride and minoxidil can halt disease progression but only yield partial hair regrowth; early initiation improves outcomes, and PRP may be considered for patients unresponsive to medical therapy.

Extracted key result

Pending structured analysis

Sample size not extracted

An overview of herbal alternatives in androgenetic alopecia.

Journal of cosmetic dermatology · 2019 · Dhariwala MY, Ravikumar P

Confidence

low

Herbal drugs may reduce hair loss by inhibiting the 5-alpha-reductase enzyme with potentially fewer side effects than conventional pharmacological treatments.

Extracted key result

53 minutes

Sample size not extracted

Effectiveness and safety of low-dose oral minoxidil in male androgenetic alopecia.

Journal of the American Academy of Dermatology · 2019 · Jimenez-Cauhe J, Saceda-Corralo D, Rodrigues-Barata R, Hermosa-Gelbard A, Moreno-Arrones OM, Fernandez-Nieto D, Vaño-Galvan S

Confidence

low

The study investigated low-dose oral minoxidil for treating male pattern hair loss; specific efficacy results are not available from the abstract.

Extracted key result

Pending structured analysis

Sample size not extracted

Guidelines for the diagnosis and treatment of male-pattern and female-pattern hair loss, 2017 version.

The Journal of dermatology · 2018 · Manabe M, Tsuboi R, Itami S, Osada SI, Amoh Y, Ito T, Inui S, Ueki R, Ohyama M, Kurata S, Kono T, Saito N, Sato A, Shimomura Y, Nakamura M, Narusawa H, Yamazaki M

Confidence

moderate

First-line therapies recommended include oral finasteride 1 mg daily, oral dutasteride 0.5 mg daily, topical 5% minoxidil twice daily for MPHL and topical 1% minoxidil twice daily for FPHL, along with low-level laser therapy and hair transplantation.

Extracted key result

Pending structured analysis

Sample size not extracted

New Treatments for Hair Loss.

Actas dermo-sifiliograficas · 2018 · Vañó-Galván S, Camacho F

Confidence

moderate

The review highlights several emerging therapies, including novel excipients for oral minoxidil, dutasteride, and finasteride; topical prostaglandin modulators; low-level laser therapy; Wnt pathway activators and stem cell treatments for androgenetic alopecia; JAK inhibitors for alopecia areata; antiandrogens and pioglitazone for frontal fibrosing alopecia; and robotic-assisted follicular unit extraction for hair transplantation.

Extracted key result

Pending structured analysis

Sample size not extracted

Androgenetic alopecia.

Giornale italiano di dermatologia e venereologia : organo ufficiale, Societa italiana di dermatologia e sifilografia · 2014 · Piraccini BM, Alessandrini A

Confidence

moderate

Treatments such as topical minoxidil and 5‑alpha reductase inhibitors (finasteride, dutasteride) can slow hair loss progression and promote regrowth, but continuous use is required to maintain benefit.

Extracted key result

Pending structured analysis

Sample size not extracted

A randomized clinical trial of 5% topical minoxidil versus 2% topical minoxidil and placebo in the treatment of androgenetic alopecia in men.

Journal of the American Academy of Dermatology · 2002 · Olsen EA, Dunlap FE, Funicella T, Koperski JA, Swinehart JM, Tschen EH, Trancik RJ

Confidence

high

5% topical minoxidil produced significantly greater hair regrowth than 2% minoxidil and placebo, with 45% more regrowth versus 2% at week 48, earlier onset of response, and improved psychosocial perceptions of hair loss.

Extracted key result

45 %

393 participants

Ketoconazole shampoo: effect of long-term use in androgenic alopecia.

Dermatology (Basel, Switzerland) · 1998 · Piérard-Franchimont C, De Doncker P, Cauwenbergh G, Piérard GE

Confidence

low

Both ketoconazole shampoo and minoxidil produced similar improvements in hair density, follicle size, and proportion of anagen follicles in patients with androgenic alopecia.

Extracted key result

Pending structured analysis

Sample size not extracted