Sudarshan Ghan Vati is classical Ayurvedic medicine which is used to treat fever. This medicine is also useful in treating cold, cough, allergies and loss of appetite. A definite remedy for pyrexia, sudershan contains bitter ingredients 53 in number, Swertia Chirata is the main herb. Sudarshana has capacity to even threat fever associated symptoms as dyspepsia, anorexia fatigue and Nausea.The whole plant is used medicinally but the root is rich in active principles. It is bitter. It has long been used in Ayurveda as bitter tonic, antihelmintic and antipyretic.