Abstract: objective to analyze cause anti-infective drugs venous transfusion reactions/events, all kinds of factors for clinical safety, to provide the reference for the rational use of drugs. Methods the clinical data from January 2010 to December 2011 invited clinical pharmacists consultation of 77 cases of anti-infective venous transfusion adverse drug reaction/event cases were statistically analyzed. Results 77 cases of adverse reactions/events involving drugs 55 product gauge, produce adverse event in the cause of the single drug dose too big, drug concentration is too high, too fast, drip infusion compatibility is not reasonable, patients before drug allergy history inquiry is unknown; Occurred adverse reaction/event the shortest time for 5 minutes, and then to forty minutes have 45 cases (58.4%) occurred symptoms, it is adverse reaction/event the important stage; Clinical manifestations of skin and its accessories damage to give priority to. Conclusion anti-infective drugs vein infusion should be in strict accordance with the drug instructions to medicine, clinical pharmacists should be immediate attention vein with anti-infective drugs pharmaceutical care, according to cause adverse reactions/event factors take corresponding prevention measures, reduce the incidence of aderse eents infusion.