Ear blockage after a cold can be caused by inflammatory edema of the Eustachian tube mucus, blockage of the Eustachian tube mucus and secondary secretory otitis media. Commonly used oral medications include aminophenol xanthamin capsules, cefuroxime tablets, eucalyptus-pinocampus enteric soft capsule and so on. 1. Aminophenol Flavonasal Capsules: This drug is a compound preparation for symptomatic treatment, containing artificial oxalis, chlorpheniramine maleate, acetaminophen and so on. For colds caused by nasal congestion, runny nose, sneezing, ear blockage can play a role in improving; side effects mainly nausea, rash, fatigue, etc.; serious liver and kidney insufficiency should not be used, and should be avoided during the use of alcohol. 2. Cefuroxime tablets: If the cold is complicated by bacterial infection in the late stage, and the inflammation spreads to the eustachian tube, it is necessary to apply sensitive antibiotic treatment, commonly used cefuroxime tablets; side effects of the drug mainly include loss of appetite, vomiting, diarrhea, etc., allergic to cephalosporins are prohibited, in order to avoid gastrointestinal reactions, try to take it after meals. 3. Eucalyptus pinene enteric soft capsule: colds lead to middle ear effusion can cause ear blockage, available eucalyptus pinene enteric soft capsule and other mucus drainage agent can increase the mucosal cilia swing rate, accelerate the middle ear effusion discharge, reduce ear blockage symptoms. If you have a blocked ear after a cold, it is recommended that you consult a doctor in time to determine the cause of the disease and the extent of the disease, and then follow the doctor’s instructions to standardize the use of medication and treatment.