Ketotifen Fumarate Tablet has antihistamine and anti-allergic effects, and is mainly used for the treatment of allergic rhinitis, allergic bronchial asthma and so on. Ketotifen Fumarate Tablets common adverse reactions are drowsiness, lethargy, dry mouth, nausea and other gastrointestinal reactions, occasional headache, dizziness, sluggishness, and weight gain; allergic to any component of the product is prohibited; prohibited when the change in the nature of the use of the change; allergic individuals should be cautious; pregnant women should be cautious. During the drug need to pay attention to not driving machines, vehicles, ships, engaged in aerial work, mechanical work and operation of precision instruments; in order to avoid the enhancement of the sedative effect of this product, should not be used with a variety of central nervous system depressants or alcohol and at the same time. The above content is for reference only, patients who need to use ketotifen fumarate tablets, please under the guidance of a doctor to follow medical advice.