Azithromycin is generally recommended that patients need to stop taking it for 4 days, not 3 days, after taking it for 5 days. Azithromycin has obvious antibiotic after-effects, that is to say, after stopping azithromycin, the body’s inhibition of pathogens can continue to work for a period of time, so it can be stopped for a period of time, to avoid overdose of drugs to increase the burden on the liver and kidneys. Azithromycin is a macrolide antibiotic that can be used to treat respiratory tract infections, reproductive system infections, and soft tissue skin infections. Adverse effects of azithromycin include nausea, vomiting, diarrhea, flatulence, liver function abnormalities, and stomach upset, etc. It is contraindicated for those who are allergic to azithromycin, erythromycin, and other macrolide antibiotics. In addition, Azithromycin carries certain risks and patients need to be guided by a specialist.