Cefdinir may appear abdominal pain and diarrhea, skin rash, itching, liver function abnormalities and other adverse reactions, can take anti-allergic drugs, antiemetic drugs, hepatoprotective drugs, etc. for treatment. 1. Abdominal pain and diarrhea: gastrointestinal symptoms after taking cefdinir, consider to be acid inhibitor omeprazole, etc., gastric mucosal protection drugs such as magnesium aluminum carbonate chewable tablets symptomatic treatment. 2. Rash itching: due to drug-induced skin itching, oral anti-allergic drugs, such as loratadine. 3. Abnormal liver function: abnormal liver function, also need to actively review liver function. Liver-protecting drugs such as glutathione and silymarin should be given. Cefdinir is used for respiratory system, urinary system, otorhinolaryngology and skin and soft tissue infections caused by sensitive bacteria. It is contraindicated for those who have a history of shock to this product. Use with caution in people with a history of allergy to penicillin or cephalosporin. Discontinue the drug if necessary if oral side effects are more serious. In addition, it is necessary to take the drug reasonably under the guidance of a doctor.