Study of botulinum toxin type A for the treatment of ultraviolet B-induced hyperpigmentation: A prospective, randomized, controlled trial.
Natthachat JurairattanapornPasita PalakornkittiTanaporn AnuntrangseeVasanop VachiramonPublished in: Journal of cosmetic dermatology (2022)
Intradermal BTX-A injection had no therapeutic effect on UVB-induced hyperpigmentation. However, the role of BTX-A injections in the treatment of other hyperpigmentary conditions requires further elucidation.