Coughing is a normal physiological reflex and although coughing is annoying for parents, it is not recommended to give cough medicine to infants and children. 1) What should we do if your baby has a cough: 1) Drink more breast milk for children under 6 months; 2) For babies 6 months?1 year old, drink milk, water, fresh fruit juice, and also give rehydration saline at 5?15 mL four times a day. note that honey should not be used for this age group because of the risk of botulinum toxin poisoning. 3) For children over 1 year of age, try using honey or corn syrup at 2?5mL four times a day. 4) Cough and expectorant medicines are not recommended unless the cough severely interferes with the baby’s sleep. In case of asthma or bronchitis, consider nebulizer inhalation therapy, antibacterial therapy, etc. according to the symptoms. 2.What conditions require medical attention: 1）Cough in children under 3 months of age. 2）Signs of respiratory distress: enlarged nostrils when breathing, wheezing, shortness of breath, etc. 3) Blue lips; extreme irritability or lethargy. 4) Cough lasting more than three weeks.