Side effects of chlorpheniramine maleate tablets include drowsiness, thirst, and sore throat. Chlorpheniramine Maleate Tablets are indicated for skin allergies such as urticaria, eczema, dermatitis, drug rash, pruritus, neurodermatitis, insect bites, solar dermatitis. It is also used for allergic rhinitis, vasodilatory rhinitis, drug and food allergies. The main adverse reactions are drowsiness, thirst, polyuria, sore throat, drowsiness, feeling of weakness, palpitations, skin ecchymosis, and bleeding tendencies. Due to drowsiness and other adverse effects of the drug, it is prohibited to perform delicate operations and driving. Use this drug with caution in newborns, premature babies, pregnant women and lactating kidney women. This drug is contraindicated in patients who are allergic to it, and when children need to use this drug, they must use it under the guidance of a doctor and adult supervision. Chlorpheniramine maleate tablets are commonly used in the treatment of allergic diseases, when the symptoms do not improve after use, it is recommended to consult a hospital in time.