Baby phlegm sticky cough, you can drink more water, pat the back, take phlegm medication, nebulizer, etc. to promote the discharge of phlegm. 1. Drink more water: baby phlegm thick cough, you can drink more water, drinking water can dilute phlegm, to be diluted phlegm is conducive to discharge. 2. Pat on the back: baby cough phlegm strength is small, phlegm viscous, by patting the back can also help phlegm discharge. 3. Take drugs: baby phlegm thick cough can be taken orally, such as Ambrotyl oral solution can stop coughing phlegm, is conducive to the discharge of phlegm. 4. Nebulization: Nebulization is also a good way to use distilled water or terbutaline sulfate for nebulization, so that the respiratory tract to maintain a moist state, conducive to the discharge of phlegm. If the above situation occurs, it is recommended to consult the hospital in time. The above medications should be used in accordance with medical advice.