June 2026 in “Dermatology and Therapy” In this retrospective analysis, patients with trichodynia who were unresponsive to standard treatments showed significant symptom improvement after receiving intradermal botulinum toxin type A, with nearly all patients benefiting, particularly those with scarring alopecia.
10 citations
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October 2014 in “Plastic & Reconstructive Surgery Global Open” In this case study, Botulinum toxin type A injections were associated with improved hair growth and scalp condition in a patient with radiation-induced alopecia, though the mechanisms remain speculative.
1 citations
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January 2024 in “Surgical & Cosmetic Dermatology” In this study, complete recovery from folliculitis dissecans was observed after intradermal botulinum toxin A injections, with the effect attributed to the host response rather than direct bacterial action.
12 citations
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January 2016 in “Skin appendage disorders” This study reports that women receiving periodic injections of botulinum toxin type A for forehead wrinkles may experience frontal alopecia, with progressive hairline recession observed in the cases studied.
January 2018 in “프로그램북(구 초록집)” In this study, intradermal injection of botulinum toxin type A significantly increased hair count and improved physician-assessed hair condition in men with male pattern baldness after 24 weeks, with no serious adverse events reported beyond temporary local pain and redness.