Baby’s runny nose and cough may be caused by allergies or respiratory tract infections, which can be treated by taking anti-allergy drugs, cough suppressants, antibacterial drugs and so on. 1. Allergy: when the baby has allergic cough and runny nose due to pollen, dust, cotton wool and other allergies, the baby can take loratadine oral solution, cetirizine syrup and other drugs to alleviate the symptoms and actively detach from the allergens. 2. respiratory infection: combined with bacterial infection caused by running nose and coughing baby, you can take cefaclor granules, cefotaxime granules, azithromycin oral solution and other antibiotics for anti-infective treatment, coughing serious babies can be added to the use of aminoglutethimide oral solution and other cough and phlegm medication. Taking the above drugs may have different degrees of side effects, such as dizziness, drowsiness, gastrointestinal reactions, etc., in the use of medication, be sure to strictly follow the doctor’s instructions under the guidance of the doctor to take medication.