Cyproheptadine Hydrochloride Tablets may cause side effects such as lethargy, drowsiness, dizziness, nausea, and dry mouth. Patients taking it for a long period of time may also experience symptoms such as increased appetite and weight gain. A few patients may also experience adverse reactions such as skin papules, erythema and itching. Cyproheptadine Hydrochloride Tablets belong to a generation of antihistamine drugs, which is a kind of anticoagulant and antiallergic drug. It is used for the treatment of allergic diseases such as urticaria, papular urticaria, eczema, itchy skin and other symptoms. Because Cyproheptadine Hydrochloride Tablets can cause drowsiness, fatigue and other adverse reactions, so it is not recommended to engage in driving, aerial work, machinery operation and other work during the drug; during the drug prohibit drinking alcohol and drinking drinks containing alcohol, allergic to drugs, infants and young children and frail elderly people are not recommended to use. If you need to use Cyproheptadine Hydrochloride Tablets, it should be taken under the guidance of a doctor, and if there is any adverse reaction, please consult a doctor in time.