is cefdinir antibotic good for sinus infection
13 Reviews. Cefdinir is an antibiotic prescribed to treat a wide range of bacterial infections, including certain types of pneumonia, sinusitis, bronchitis, strep throat, sore throat, middle-ear infections, and certain skin infections.
Cefdinir (Omnicef Â®) is a prescription antibiotic used for treating a number of infections caused by bacteria in both children and adults. Cefdinir is most commonly used to treat the following infections: 1  Bronchitis. 2  Middle ear infection (otitis media). 3  Sinus infection (sinusitis).