In the case of pneumonia caused by mycoplasma infection, it is usually necessary to use azithromycin for intravenous drip treatment usually for two days intravenously, and after two days of injection of the drug, continue It is better to take Azithromycin orally for one week to ten days. If you are treating mycoplasma genitalium infection, you will also need to use Azithromycin intravenously, usually for one to two days, so 1g of Azithromycin is sufficient. However, after stopping the infusion, you also need to take the drug orally continuously for about a week to achieve a cure.