Coughing with yellow sputum indicates an infection in the body, such as cold, pneumonia, bronchitis and other diseases, which can lead to coughing yellow sputum. Coughing is a form of self-protection. If the symptoms of coughing are mild, you can start with dietary therapy, such as drinking flower tea, a light diet and drinking more hot water. If the condition is not controlled, or if it worsens, this is the time to administer medication. In addition to this, you can also drink Chinese medicine, or have antibiotic treatment, and then assist with phlegm-suppressing drugs, you can start with amoxicillin to reduce inflammation. If the condition does not improve after 3 days, it is recommended to go to the hospital for diagnosis and treatment in time to avoid the lack of clear diagnosis, which affects the control and recovery of the condition.