Hypertrichosis Induced by Minoxidil: A Case of Systemic Absorption from Scalp Occlusion

This case report describes a rare instance of generalized hypertrichosis in a 1-year-old boy linked to secondary exposure to topical minoxidil, highlighting the need for a broad differential diagnosis.

This study reported that while topical minoxidil exhibits hair regrowth in androgenetic alopecia, oral minoxidil 5 mg/day was more effective than topical forms after six months, with low doses also potentially effective for women and other hair loss types.

This case study describes severe hypertrichosis in a 3-year-old with alopecia areata after unsupervised use of high-dose topical minoxidil, highlighting the need to avoid such practices in children.

This study found that platelet-rich plasma significantly increased hair density and anagen hair proportions in androgenetic alopecia patients, suggesting potential as an adjuvant therapy.

This review describes minoxidil's hair regrowth mechanism and discusses dermatological applications, but reports no new clinical results, emphasizing the need for regular use and addressing allergic reactions.

This study found that human hair follicles express ATP-sensitive potassium channels, suggesting that minoxidil acts on these channels and that drugs targeting them may treat hair disorders.

This review discusses the complexities of diagnosing and treating iron deficiency related to nutritional anemia and hair loss, concluding that routine screening and supplementation for hair loss are not yet supported by sufficient evidence.

This article reviews the mechanisms by which minoxidil stimulates hair growth and reports no new clinical findings.

This article reviews androgenetic alopecia in women, highlighting diagnosis criteria and noting that topical minoxidil is currently the only proven treatment for hair growth; it reports no clinical trial findings.

This study found that minoxidil topical solution was associated with a dose-related occurrence of hypertrichosis, especially facial hair, in women treated for androgenetic alopecia.

This narrative review describes various types of alopecia in women and their diagnostic and treatment approaches but presents no new clinical findings.