For the emergence of mycoplasma pneumonia patients usually choose azithromycin and erythromycin, these two drugs which effect is good mainly depends on the pneumonia for which antibiotic is more sensitive. Generally in the clinical usually less use of antibiotics, and the first infection of Mycoplasma pneumoniae and caused by pneumonia, this time, whether the choice of azithromycin or erythromycin effect is better. Some patients due to long-term use of antibiotics, such as long-term use of azithromycin treatment, may lead to mycoplasma resistance to azithromycin, then you may need to choose never used erythromycin effect is better. Clinically, you can take the respiratory secretions to do mycoplasma drug sensitivity test, according to the results of the test to choose more sensitive antibiotics to improve the efficacy of treatment, you can distinguish which antibiotics are more effective.