High neutrophil percentage needs to be selected according to the cause of the drug, the common causes are physiological increase, pathological increase such as infection, blood disease, poisoning, etc. The treatment drugs involved include amoxicillin, cefaclor, azithromycin, folic acid, vitamin B ₁ ₂ and so on. 1. Physiological increase: there are some women in pregnancy, childbirth, ovulation, etc., there can be a temporary high percentage of neutrophils; other conditions that may lead to high neutrophil ratio can also be seen in strenuous exercise or fear, anger, and other emotional stimuli, generally do not need special treatment, and should be regularly rechecked. 2. Pathological increase (1) Infection: bacterial infections such as Staphylococcus aureus, Streptococcus pneumoniae, dysentery bacillus and other infections, can take amoxicillin, cefaclor and other antibacterial drugs; mycoplasma infections can be used azithromycin and so on. (2) blood diseases: megaloblastic anemia treatment recovery period and other blood diseases may cause high percentage of neutrophils, should be targeted treatment, available folic acid, vitamin B ₁ ₂ and other drugs. (3) Poisoning: lead poisoning, mercury poisoning, benzene poisoning and other conditions may also appear neutrophilia, need to carry out the appropriate detoxification treatment, such as gastric lavage and magnesium sulfate diarrhea. High neutrophil percentage may also have other causes, such as extensive burns, acute myocardial infarction, intestinal obstruction and other diseases, if there are symptoms of physical discomfort, it is recommended to go to the hospital in a timely manner, to identify the cause of the disease and then targeted treatment. All of the above medications should be used under the guidance of a doctor, avoid self-medication.