Mekolasmin belongs to the group of anti-allergy drugs and is used in cases of hypersensitivity. The main ingredient of Mekolasmin is Betamethasone dexchlorpheniramine maleate, indicated in the treatment of allergic rhinitis, urticaria, bronchial asthma. However, during treatment, some side effects such as dizziness, nausea, heartburn, etc. may occur. Therefore, before using Mekolasmin, patients need to carefully study the information of the drug.