Three days after the infusion, it is usually necessary to check the blood routine. Generally speaking, a routine blood test will be perfected before the infusion, at this time the routine blood results are free from the interference of drugs after the infusion, with accuracy, mainly used to analyze the condition and guide the choice of drugs. Three days after the infusion need to review the blood routine, C-reactive protein and other indicators, mainly used to determine the effect of drug treatment in order to guide the use of drugs, to help further choice of treatment, such as replacement of drugs, stopping the drug and so on. After three days of infusion, it is usually necessary to review the blood routine in time to assess the effect of treatment, and it is recommended to actively cooperate with the doctor to improve the relevant examinations, so that the subsequent treatment can achieve a better therapeutic effect.