Nonthrombocytopenic purpura following nifedipine sustained-release tablets: one case report

A cases of elderly male patient with acute cerebral infarction and type 2 diabetes was admitted into the hospital. He was administered with nadroparin calcium, aspirin, protamine zinc insulin and acarbose.The patient with high blood pressure was administered nifedipine sustained-release tablets in the course of treatment. Skin rash accompanied by subcutaneous bleeding on double lower limbs was found to day 9, but the PLT was normal limits.The diagnosis was nonthrombocytopenic purpura.All suspect drugs was stopped immediately.The patient was treated with vitamin C injection.Three days later,skin rash disappeared. Again taking nifedipine sustained-release tablets lead to purpura.Stop drug instantly and consumed vitamin C orally. The rash subsided gradually.