A Criticaly Review On Sitapitta Udard And Kotha W.S.R To Visha

Abstract

Type I hypersensitivity reaction, manifested due to exposer of allergens or  visha k/a Urticaria.Now days due to food adulterence,Industrialization, used of  insecticide,Pestiside or herbiside in agriculture,use of chemical to cook food and preserve  food acts as artificial poision which may trigger the allergic reaction according to Desh  ,Kala,Bala and prakrati of particular person.The Agad tantra, branch dealing with all type of  poision ,mention the Urticaria as Udard and Kotha in Symptoms of different visha and  different stages of visha.Urticaria is vascular reaction of skin causing gernalized  eruption.The most characterstic nidan of Udarda,Sheetapitta Udarda and Koth is exposed to  Asatmyad ahar and vihar,Dushi visha and Gara visha which is also indicate that poision  acting as allergent and causing urticaria.In the review article we are tring to stablized the  consept that urticaria is caused by visha dravya used as either means.