Pabolizumab refers to pabolizumab injection, the clinical does not specify the time of effect of pabolizumab injection, but generally every 2 cycles to review and evaluate the efficacy. Pabolizumab injection can treat unresectable or metastatic melanoma that has failed pancreatic treatment, but it can not be used privately, and needs to be combined with specific medical conditions and used under the guidance of a professional doctor. Clinical does not make clear provisions for the drug’s effect time, because the severity of each patient’s condition is different, drug resistance is different, etc., will affect the drug’s effect time. However, after two cycles of treatment, patients need to go to the hospital to review the effect of drug treatment. Paborizumab Injection adverse reactions include fatigue, itching, rash, diarrhea, nausea and so on. Pabolizumab Injection is contraindicated for those who are allergic to the active ingredients and excipients contained inside the drug. Please strictly follow the doctor’s instructions for yao treatment and do not self-medicate.