Pill with imprint LUPIN LUPIN CEFDINIR CEFDINIR is Blue / Purple, Capsule/Oblong and has been identified as Cefdinir 300 mg. It is supplied by Lupin Pharmaceuticals, Inc.Cefdinir is used in the treatment of Bacterial Infection; Middle Ear Infections; Pneumonia; Bronchitis; Sinusitis and belongs ...