August 2018 in “Reactions Weekly” A woman had an allergic skin reaction to a hair loss treatment called minoxidil.
15 citations
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July 1997 in “Clinics in Dermatology” Traditional Chinese medications can cause skin reactions, and better testing and reporting are needed to identify allergens.
5 citations
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January 2017 in “Skin appendage disorders” A man developed an allergic skin reaction from a therapy cap used for hair loss treatment.
3 citations
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January 2018 A woman had an unusual allergic reaction to a hair loss treatment, which cleared up after stopping the treatment and using a different medication.
March 2026 in “Indian Dermatology Online Journal” Hair dye ingredient PPD can cause severe allergic reactions, including facial swelling.
A man got an allergic skin reaction after using a 5% minoxidil solution for hair growth, suggesting it's important to check the ingredients of such solutions.
Hair care products often cause allergic skin reactions, so testing and new treatments are important.
4 citations
,
January 2007 in “Australian Veterinary Journal” A horse's sudden hair loss was caused by an allergic reaction to a coat conditioning powder.
3 citations
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September 2017 in “Pediatric Dermatology” Avoiding allergens can improve skin and hair conditions in adults with allergic reactions.
14 citations
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July 1987 in “Contact Dermatitis” A small percentage of minoxidil users may develop an allergic skin reaction.
November 2013 in “Annales de Dermatologie et de Vénéréologie” Cinnamon essential oil can cause severe or unusual skin reactions, with cinnamaldehyde being the main allergen.
20 citations
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June 2011 in “ISRN Dermatology (Print)” A woman lost most of her hair due to an allergic reaction to a hair dye ingredient.
March 2002 in “Clin-Alert” In 2002, various drugs caused serious side effects, including vitamin B12 deficiency, heart issues, blindness, hypersexuality, allergic reactions, blood clotting problems, pupil dilation, capillary leak syndrome, muscle breakdown, hepatitis, skin reactions, and lupus.
63 citations
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October 1989 in “Journal of The American Academy of Dermatology” Red, swollen skin patches are a common allergic reaction to heparin injections, and testing with different heparin types can help find a suitable treatment.
3 citations
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April 1981 in “PubMed” Hair implants can cause infections, allergic reactions, itching, and scarring.
10 citations
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October 2017 in “Archivos Argentinos De Pediatria” Most hospitalized children with skin issues were boys, with allergic skin diseases like atopic dermatitis being most common, and treatments were usually topical.
October 2015 in “Elsevier eBooks” Chewing betel nut may increase the risk of type 2 diabetes, and saw palmetto can improve urinary symptoms in BPH with fewer side effects but may cause bleeding and allergic reactions.
October 2022 in “Journal of the American Academy of Dermatology” "Clean" shampoos use fewer allergenic preservatives than traditional ones but still contain fragrances, and their actual risk of causing skin reactions is unclear.
January 2004 in “Journal of Clinical Dermatology” A man got a skin allergy from using a hair growth product called minoxidil.
January 2003 in “American Journal of Clinical Dermatology” In 2002, various skin reactions were reported due to different drugs, including allergies, hair loss, skin lesions, and other skin conditions.
January 2010 in “Actas Dermo-Sifiliográficas” A woman was allergic to quinine in her anti-hair loss lotion.
1 citations
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January 2010 in “Elsevier eBooks” Any drug can cause skin reactions, but antibiotics, NSAIDs, and psychotropic drugs are more common, with some reactions being life-threatening.
Oral contraceptives can affect skin and hair, improve acne, but may cause pigmentation, dermatitis, and other conditions.
14 citations
,
January 2015 in “Skin Appendage Disorders” Brazilian keratin treatment can cause severe skin reactions.
20 citations
,
July 1990 in “Journal of the American Academy of Dermatology” Captopril may cause hair loss, as shown by a woman's hair regrowing after stopping the medication.
April 2003 in “Reactions Weekly” A woman developed skin irritation from treatments for hair loss, showing allergies to both minoxidil and saw palmetto solutions.
June 1992 in “Inpharma Weekly” Patch testing with different solvents helps find the right minoxidil formulation for those with scalp allergies.
January 2009 in “Reactions Weekly” A man had an allergic skin reaction on his penis from a hair loss medication, which improved after stopping the medication.
20 citations
,
August 2008 in “Journal of Medical Case Reports” Ondansetron can cause serious allergic reactions, so use it carefully.
5 citations
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January 2007 in “Immunopharmacology and Immunotoxicology” 17β-Estradiol boosts allergic reactions and slows thymus aging in mice.