This document summarizes information about the third-generation cephalosporin antibiotic cefixime. It is used to treat ear, sinus, throat, chest and lung, and urinary infections caused by bacteria. Common side effects include diarrhea, nausea, and vomiting. There is no specific antidote for overdose. Cefixime is available as tablets, chewable tablets, dry syrup, and oral suspension under various brand names after its patent expired in 2003.