G-Mont-L Tablet is a combination medication containing Montelukast 10 mg and Fexofenadine 120 mg, formulated for the management of allergic conditions such as allergic rhinitis and chronic urticaria. Montelukast, a leukotriene receptor antagonist, works by blocking leukotriene D4 receptors in the respiratory tract, thereby reducing inflammation, bronchoconstriction, and mucus production associated with allergic responses. Fexofenadine, a second-generation antihistamine, selectively inhibits peripheral H1 receptors, effectively alleviating symptoms such as sneezing, nasal congestion, itching, and hives without causing significant sedation. The synergistic action of these two agents provides comprehensive relief from both early and late-phase allergic reactions. G-Mont-L is indicated for patients requiring combined therapy to control moderate to severe allergic symptoms unresponsive to monotherapy. It is generally well tolerated, with a low incidence of adverse effects including headache, dizziness, and gastrointestinal discomfort. Caution is advised in patients with hepatic or renal impairment, and it should be used under medical supervision in pregnant or lactating women. G-Mont-L Tablet offers an effective therapeutic option for improving quality of life in individuals suffering from persistent allergic disorders.