March 2023 in “JAAD case reports” In this study, researchers reported that conventional treatments for folliculitis decalvans, which include steroids and antibiotics, are often ineffective, with many patients experiencing frequent recurrences of this scarring scalp disorder.
April 2025 in “Revista de Ciências da Saúde Nova Esperança” This review discusses the various therapeutic uses of Botulinum Toxin Type A and reports high levels of patient satisfaction with minimal adverse effects across several conditions, emphasizing its potential therapeutic importance.
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.
June 2024 in “Skin Research and Technology” In this study, patients with androgenetic alopecia who received type A botulinum toxin treatment showed increased follicle width and length at the vertex and left frontal area over three months, but no significant changes in follicle or hair count compared to the control group.
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January 2020 in “BioMed Research International” In this study of patients with androgenetic alopecia, botulinum toxin type A was found to significantly increase hair counts and improve hair density and coverage, with enhanced results observed when combined with oral finasteride, revealing a safe and effective treatment approach without adverse effects.