The child mycoplasma infection recurrent cough, need anti-mycoplasma infection, nebulization therapy, bronchodilators and so on. 1. Anti-mycoplasma treatment, preferred macrolide antibacterial drugs, such as azithromycin, erythromycin, etc., pay attention to regulate the use of according to the course of treatment. 2. Nebulization therapy, so that the inhaled gas humidification, improve the function of the respiratory mucosa, help to promote drug absorption. 3. Bronchodilators to improve the narrowing of the airway and promote the expulsion of phlegm, such as salbutamol. All of the above medications should be used under the guidance of a doctor, avoid self-medication. Repeated coughing after mycoplasma infection, let the child drink some water in moderation, go to the hospital, let the doctor guide the treatment.