See also: Research: adverse effects on breasts

All papers are case reports or case series.

Al Hammadi A, Asai Y, Patt ML, Sasseville D. Erythema annulare centrifugum secondary to treatment with finasteride. J Drugs Dermatol. 2007;6(4):460-463. Journal site • PubMed

Famenini S, Gharavi NM, Beynet DP. Finasteride associated melasma in a Caucasian male. J Drugs Dermatol. 2014. Journal site • PubMed

Gupta AK, Sharma N, Shukla P. Atypical post-finasteride syndrome: a pharmacological riddle. Indian J Pharmacol. 2016. doi:10.4103/0253-7613.182898 • PubMedPMC full text [Generalized itching, burning micturition, abdominal discomfort, seborrhea, low testosterone and semen abnormalities]

Jia H, Ran L. Maculopapular drug eruption caused by finasteride: a case report. Clin Cosmet Investig Dermatol. 2023. doi:10.2147/CCID.S426747PubMedPMC full text

Lear JT, Byrne JP. Finasteride-related cutaneous vasculitis. Postgraduate Medical Journal 1996. doi:10.1136/pgmj.72.844.127-a • PubMedPMC full text

Magdaleno-Tapial J, Valenzuela-Oñate C, García-Legaz-Martínez M, et al. Angioedema-like contact dermatitis caused by mesotherapy with dutasteride. Contact Dermatitis. 2020. doi:10.1111/cod.13585 • PubMed

Melo DF, Saceda-Corralo D, Tosti A 💊 [COIs], et al. Frontal edema due to mesotherapy for androgenetic alopecia: a case series. Dermatol Ther. 2022 Feb. doi:10.1111/dth.15247 • PubMed

Moreno-Fernandez A, Mira Laguarda JM, Ruiz-Hornillos FJ, Rubio Sotes M. Urticarial rush due to finasteride. Allergy. 2010. doi:10.1111/j.1398-9995.2009.02165.xPubMed

Motofei IG, Rowland DL, Georgescu SR, et al. Post-finasteride adverse effects in male androgenic alopecia: a case report of vitiligo. Skin Pharmacol Physiol. 2017. doi:10.1159/000455972PubMed

Muddebihal A, Khurana A, Kulhari A, Ahuja A. Psoriasiform drug eruption to finasteride: uncommon side effect of a commonly used drug. Int J Trichology. 2022. doi:10.4103/ijt.ijt_42_21 • PubMed • PMC full text

Oyama N, Kaneko F. Solitary fixed drug eruption caused by finasteride. J Am Acad Dermatol. 2009. doi:10.1016/j.jaad.2008.07.037 • PubMed

Persey M, Payne L, Webley M. Finasteride: a steroid-unsparing drug? Rheumatology (Oxford). 1999. doi:10.1093/rheumatology/38.3.285 • PubMed [Polymyalgia rheumatica and eczema]

Reguero Del Cura L, De Quintana Sancho A, Rubio Lombraña M, López Sundh AE, González López MA. Two cases of paradoxical nonscarring alopecia after mesotherapy with dutasteride. Skin Appendage Disord. 2022. doi:10.1159/000518043 • PubMed

Tresch S, Cozzio A, Kamarashev J, et al. T cell-mediated acute localized exanthematous pustulosis caused by finasteride. J Allergy Clin Immunol. 2012. doi:10.1016/j.jaci.2011.07.033PubMed


Espasandín-Arias M, García-Rodiño S, Suárez-Peñaranda JM, Rodríguez-Granados MT. Photosensitivity associated with dutasteride therapy. J Dtsch Dermatol Ges. 2020 Apr. doi:10.1111/ddg.14062PubMed

Santo Domingo D, Stevenson ML, Auerbach J, Lerman J. Finasteride-induced pseudoporphyriaArch Dermatol. 2011. doi:10.1001/archdermatol.2011.144 • PubMed

Yamada T. Photosensitivity reaction induced by finasteride. J Gen Fam Med. 2021 Nov 5. doi:10.1002/jgf2.510 • PubMedPMC full text

Saw palmetto

Gammoudi R, Ameur K, Ouni B, et al. Fixed drug eruption to Serenoa repens: First case report and consideration of the use of herbal medicine. Dermatol Ther. 2020. doi:10.1111/dth.14247 • PubMed

Sinclair RD, Mallari RS, Tate B. Sensitization to saw palmetto and minoxidil in separate topical extemporaneous treatments for androgenetic alopecia. Australas J Dermatol. 2002 Nov. doi:10.1046/j.1440-0960.2002.00620.x • PubMed