4 citations
,
July 2023 in “Nature Medicine” The FDA approved a new Pfizer drug for hair loss in teens.
28 citations
,
September 2021 in “JAAD Case Reports” The Pfizer COVID-19 vaccine may rarely trigger nail psoriasis.
9 citations
,
January 2023 in “Journal of Cutaneous Immunology and Allergy” A woman's hair mostly regrew after hair loss from the COVID-19 vaccine with treatment.
8 citations
,
July 2024 in “European journal of medical research” Alopecia areata after COVID-19 vaccination is rare but important to recognize for timely treatment.
3 citations
,
January 2023 in “Skin appendage disorders” Some people with a history of autoimmune hair loss experienced worsening symptoms after COVID-19 vaccination.
3 citations
,
May 2022 in “JAAD case reports” A woman developed alopecia after her second Pfizer vaccine but regrew her hair with treatment and had no issues after a booster shot.
2 citations
,
February 2023 in “Vaccines” Some people experienced hair loss after COVID-19 vaccination, but it's very rare and vaccines' benefits are greater than this risk.
1 citations
,
September 2023 in “Journal of the American Academy of Dermatology” COVID-19 vaccines have been linked to an increase in hair loss conditions.
1 citations
,
June 2023 in “British Journal of Dermatology” Alopecia areata causes significant financial strain, especially for women and those with severe symptoms.
January 2024 in “Dermatology practical & conceptual” The Peripilar sign does not indicate perifollicular infiltrate in hair loss from Androgenetic Alopecia.
August 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” Different types of skin cells create unique support structures that can affect skin cell growth and could help in skin repair.
April 2023 in “Journal of Investigative Dermatology” The research found that certain factors in hair follicle cells control hair growth and development, and these could be used to create new treatments for hair loss.
November 2025 in “Cureus” COVID-19 vaccines caused mostly mild side effects in Bangladeshi medical students, with fewer issues after more doses.
November 2025 in “SKIN The Journal of Cutaneous Medicine” Ritlecitinib is generally safe for adolescents with alopecia areata over 5 years.
November 2025 in “SKIN The Journal of Cutaneous Medicine” Ritlecitinib is effective long-term for treating alopecia areata in teens.
June 2025 in “British Journal of Dermatology” Patients with alopecia areata in the UK face barriers to care, needing better-defined pathways and more education for general practitioners.
March 2025 in “Pediatric Dermatology” The supplement aims to improve care for children with alopecia areata.
January 2025 in “Egyptian Journal of Dermatology and Venerology” COVID-19 vaccination may lower vitamin D levels and cause hair loss.
November 2024 in “SKIN The Journal of Cutaneous Medicine” Ritlecitinib effectively promotes hair regrowth in severe and very severe alopecia areata.
January 2024 in “Pharmaceutical journal/The pharmaceutical journal” Ritlecitinib can help about 14,000 people with severe hair loss.
May 2022 in “International Journal of Dermatology” A woman experienced sudden hair graying and loss after a COVID-19 vaccine, which improved with treatment.
5 citations
,
September 2011 in “Bioorganic & Medicinal Chemistry Letters” Pfizer found that pantolactam-based compounds can reduce sebum (skin oil) production when applied topically.
17 citations
,
August 2007 in “Bioorganic & Medicinal Chemistry Letters” A compound made by Pfizer can potentially stimulate hair growth and reduce oil production, making it a good candidate for topical use.
1 citations
,
April 2022 in “Rheumatology” A man developed autoimmune symptoms after the Pfizer COVID-19 vaccine, highlighting the need for thorough vaccine safety checks.
11 citations
,
August 2007 in “Bioorganic & Medicinal Chemistry Letters” Scientists made a chemical (compound 4e) that can be applied on skin to reduce oil production, which can help with acne, but it might cause skin sensitivity to light.
7 citations
,
April 2009 in “Bioorganic & Medicinal Chemistry Letters” Diphenyl ethers can potentially reduce excess oil production when applied on the skin, helping treat conditions like acne.
84 citations
,
August 2023 in “Drugs” Ritlecitinib is approved in the USA and Japan for treating severe hair loss in people aged 12 and older.
50 citations
,
December 2017 in “British Journal of Dermatology” Different skin cells produce unique materials, which can improve skin substitutes for healing.
23 citations
,
July 2021 in “International journal of laboratory hematology” An 84-year-old man developed severe anemia after his first COVID-19 vaccine shot, improved with treatment, and was advised against a second dose.
May 2023 in “Indian Journal of Dermatology” BCG site reactions after COVID-19 mRNA vaccination are mild, temporary, and likely under-reported.