Leekuf Soft Gelatin Capsule is a combination pharmaceutical formulation containing Phenylephrine (5 mg), Chlorpheniramine Maleate (2 mg), and Dextromethorphan Hydrobromide (10 mg), designed to provide symptomatic relief from common cold and allergic conditions. Phenylephrine acts as a selective alpha-1 adrenergic receptor agonist, producing vasoconstriction and thereby reducing nasal congestion. Chlorpheniramine Maleate is a first-generation antihistamine that competitively inhibits H1 histamine receptors, alleviating symptoms such as sneezing, runny nose, and watery eyes associated with allergic rhinitis. Dextromethorphan Hydrobromide functions as a centrally acting antitussive agent by suppressing the cough reflex in the medulla oblongata, effectively reducing dry and irritating cough. The combination of these active ingredients in Leekuf Soft Gelatin Capsule provides a multi-symptom relief approach, targeting nasal congestion, allergic manifestations, and cough simultaneously. It is indicated for the management of upper respiratory tract infections, allergic rhinitis, and non-productive cough. Patients should use this medication as directed by a healthcare professional, taking care to avoid concomitant use with other sympathomimetic or antihistaminic drugs to prevent adverse effects. Caution is advised in individuals with hypertension, glaucoma, or hyperthyroidism. Leekuf Soft Gelatin Capsule offers an effective therapeutic option for symptomatic management of cold and allergy-related respiratory conditions.