Histan 100ml Syrup is an antihistamine medication designed to provide relief from allergic symptoms. This liquid formulation contains chlorpheniramine maleate as the active ingredient and comes in a 100ml amber glass bottle with clear dosing instructions. This antihistamine syrup helps relieve various allergy symptoms including sneezing, runny nose, itchy eyes, and skin reactions. The liquid format makes it easy to administer and suitable for those who have difficulty swallowing tablets. The medication should be stored at room temperature away from direct sunlight and kept out of reach of children. As with all medications, it should only be taken under proper medical supervision and according to prescribed guidelines. Consult a healthcare provider for proper dosage instructions and information about potential side effects or drug interactions.