36 citations
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November 2016 in “European journal of dermatology/EJD. European journal of dermatology” This review examines systemic drugs that can cause changes in hair color and emphasizes the importance of reporting these adverse events, but it does not include new clinical outcomes.
June 2021 in “Clinical neuropsychopharmacology and therapeutics” This paper reviews the hair color changes associated with valproic acid treatment, noting only a few reported instances of bleaching or darkening, and reports no new findings.
1 citations
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October 2013 in “BMJ” This case study reports a man with rapid hair thinning, whitening, and sparse beard, linked to an increased proportion of hair follicles in catagen or telogen phase and peribulbar lymphocytic infiltrate.
October 1890 in “Science” Pilocarpin can cause hair regrowth and color change in some cases but not in others, and it may have side effects in animals.
62 citations
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December 1966 in “Endocrinology” This study observed that injecting mice with α-MSH resulted in black hair regrowth in shaved and plucked areas, suggesting a potential link to the agent darkening hair in animals with a specific pituitary tumor.