It is best not to get vaccinated when you are taking medicine for a cough. Vaccination mostly refers to the injection of vaccines so that the body can form antibodies in order to develop resistance to certain diseases. It is best to take the vaccine when the patient is well, but when the patient is sick, it is best to wait until the patient is well, because some medicines can interfere with the formation of antibodies, and when the patient is sick, the formation of antibodies is not favorable, which affects the efficacy of the vaccine. It is better to wait until the patient is well before taking vaccination because some medicines can interfere with the formation of antibodies, and the formation of antibodies is not favorable when the patient is sick, thus affecting the efficacy of vaccination. The vaccine also has side effects, such as causing fever or diarrhea, which are detrimental to the patient’s health.