Alopecia areata is a chronic inflammatory non-scarring condition affecting the hair follicle that leads to hair loss ranging from small well defined patches.Although it is clear from the foregoing that some of the drugs and chemicals used to treat severe alopecia areata are efficacious to some degree, it is impossible .Am J Clin Dermatol. 2017 Feb;18(1):67-75. doi: 10.1007/s40257-016-0230-4. Treating Alopecia Areata: Current Practices Versus New Directions.Apr 11, 2019 Here we investigated bacterial communities in healthy and Alopecia areata (AA) subjects. The analysis of bacterial distribution at the genus .Semin Cutan Med Surg. 2009 Mar;28(1):15-8. doi: 10.1016/j.sder.2008.12.002. Alopecia areata: evidence-based treatments. Garg S(1), Messenger.