2'-O-rhamnoside [10] and isolation of the flavonoids quercetin, kaempferol and apiginin [11] from aerial parts. The phenolic compounds elimicin, catecol, chlorogenic acid, caffeic acid and hydroquinone isolated from plant. [12] Various pharmacological activities of Cymbopogon citratus, have been reported such as Anti amoebic, [13] Antibacterial, [14-17] Antidiarrhoeal, [18] Antifungal, [19] Antimalarial, [20] Antiinflammatory [21] and Anti-anxiety. [22] Cymbopogon citrates (DC) Stapf (Graminae) (C. citratus) are an herb worldwide known as lemongrass. The tea made from its leaves is popularly used as antispasmodic, analgesic, anti-inflammatory, antipyretic, diuretic and sedative. [28] In lemongrass, antioxidant [29] , and antinociceptive [30] activities have been studied. A few ethno botanical reports on treatment of fever and headache were investigated. [23] MATERIALS AND METHODS