The green color of sputum needs to be treated according to its causes, such as Pseudomonas aeruginosa infection, nasopharyngeal inflammation, etc. After clear diagnosis, choose general treatment or drug treatment. 1. Pseudomonas aeruginosa infection: Pseudomonas aeruginosa infection can cause bronchitis, bronchitis, pneumonia, at this time the sputum will show green color change, sputum green phenomenon. You can choose tobramycin, levofloxacin, roxithromycin, azithromycin, cefixime and other drugs according to the doctor’s instructions, and you can choose sensitive antibiotics according to the individual. 2. Nasopharyngeal inflammation: sinusitis, pharyngitis, if there is a purulent bacterial infection, can also cause sputum green phenomenon. Sinusitis can be prescribed to take azithromycin, amoxicillin, at the same time with the use of tretinoin nasal spray; pharyngolaryngitis can be prescribed to take cefaclor, roxithromycin, at the same time with the compound borax gargle. After the phenomenon of sputum green, it is recommended that patients go to the hospital in time to improve the examination, follow the doctor’s instructions to take standardized treatment, not private treatment, so as not to lead to adverse consequences.