Four-month-old babies with colds and coughs can be treated with medicines such as pediatric antiseptic granules and cough syrup. Pediatric colds are usually caused by viral infections, and fever symptoms may also occur. If the body temperature exceeds 38.5 ℃, you can use ibuprofen to lower the temperature, which can play a better therapeutic effect. Cough syrup is mainly used to dissolve phlegm, cough, but also has a certain lubricating effect, for the treatment of cough symptoms after a cold has a better effect. Parents must follow the instructions or doctor’s orders when using medication, not blindly add the dosage to avoid side effects. In addition to medication, you need to give your baby more water, you can add honey to the water, can play the role of moisturizing the throat, help relieve cough symptoms. Don’t take your baby to crowded places during the cold period to avoid cross-infection leading to a more serious condition.