The generic names of Compound Cold and Flu and Lianhua Qingdian are Compound Cold and Flu Capsules (Tablets) and Lianhua Qingdian Capsules (Tablets) respectively, which are medicines for treating colds and flu, belonging to the same class of medicines, and are not recommended to be taken together. 1. Compound Cold and Flu Capsules: a compound preparation of traditional Chinese medicine and western medicine, mainly used for wind-heat colds caused by fever, headache, body aches and pains, nasal congestion and runny nose, sore throat, as well as coughing and coughing up yellow phlegm and other discomforts. Adverse reactions such as sleepiness, drowsiness, thirst and skin rash may occur. It is contraindicated in patients with severe hepatic or renal insufficiency. 2. Lianhua Qingdian Capsule: belongs to Chinese patent medicine preparation, mainly for the treatment of influenza in the heat and poison attacking the lungs, its main symptoms are fever (or high fever), chills, generalized muscle aches and pains, nasal congestion and runny nose, sore throat, tongue reddish, yellow moss or yellow greasy moss and so on. There may be nausea, diarrhea, dry mouth, skin rash and other adverse reactions. It is forbidden for those who are allergic to this product. Both of the above mentioned are cold medicines for treating colds caused by heat syndrome, and it is not recommended to take them at the same time in order to avoid increasing the adverse drug reactions. If the cold is serious, it is recommended to consult a doctor in time, under the guidance of the physician to use the drug, not recommended to take on their own.