This article reviews the synthesis and properties of isotretinoin, tazarotene, minoxidil, and finasteride, and reports no new findings.
September 2010 in “Reactions weekly” The combination of tretinoin, minoxidil, and betamethasone valerate may cause severe scalp inflammation.
8 citations
,
April 2019 in “Dermatologic Therapy” This study found that applying topical tretinoin can influence follicular sulfotransferase expression, enabling 43% of predicted nonresponders to minoxidil to respond positively in the context of androgenetic alopecia.
February 2025 in “Clinical & Experimental Dermatology and Therapies” In this randomized trial, oral supplementation with Serenoa repens, pumpkin seed extracts, and cysteine significantly improved the clinical effectiveness of topical 5% minoxidil lotion for treating androgenic alopecia in men and women compared to minoxidil alone, with both treatments being well tolerated.
June 2026 in “Skin Appendage Disorders” This source reviews the use of topical tretinoin with minoxidil for androgenetic alopecia, indicating that while combined use may convert some minoxidil nonresponders to responders, clinical evidence is limited and increased absorption may lead to irritation concerns.
October 2024 in “Asian Journal of Pharmaceutical and Clinical Research” This study at Gajra Raja Medical College found that topical methotrexate with tretinoin was more effective but not significantly better than betamethasone with tretinoin for treating alopecia areata over six months, with similar safety profiles between the treatments.