Question: is cefdinir the same as amoxicillin?
Answer: Are Omicef and Amoxicillin the Same Thing? Omnicef (cefdinir) and amoxicillin are antibiotics used to treat many different types of infections caused by bacteria. These drugs belong to different drug classes. Omnicef is a cephalosporin antibiotic and amoxicillin is a penicillin-type antibiotic.