Antibiotics Home > Omnicef

Omnicef is prescribed for the treatment of common bacterial infections, such as bronchitis, pneumonia, and sinusitis. It works by preventing bacteria from making and maintaining their cell wall -- this eventually kills the bacteria and keeps the infection from spreading in the body. Omnicef comes in capsule or liquid form, and is typically taken once or twice a day.

What Is Omnicef?

Omnicef® (cefdinir) is a prescription antibiotic that is licensed to treat a number of common bacterial infections.

What Is It Used For?

Some infections that Omnicef is used to treat include:
(Click Omnicef Uses for more information.)
It is not effective against any infection caused by a virus, such as the flu, stomach flu, or common cold.

How Does Omnicef Work?

Omnicef is part of a class of drugs called cephalosporins. It prevents bacteria from making and maintaining their cell wall. Without a cell wall, bacteria are vulnerable and ultimately perish.

Omnicef Effects

By affecting the cell wall of bacteria, Omnicef keeps bacteria from thriving and causing infection in the body.

When and How Do I Take It?

General considerations for when and how to take Omnicef include the following:
  • The medication comes as a capsule or suspension (liquid). It is usually taken once or twice a day, depending on your healthcare provider's instructions.
  • Make sure to shake Omnicef suspension well just before each dose.
  • It should be taken at the same time each day to maintain an even level of the medication in your system.
  • For the medication to work properly, you have to take it as prescribed.
  • Make sure that you complete your entire prescription, even if you start feeling better. This will ensure that the infection is completely treated.
Written by/reviewed by:
Last reviewed by: Kristi Monson, PharmD;
Last updated/reviewed:
List of references (click here):
Other Articles in This eMedTV Presentation

Topics & Medications


Related Channels

eMedTV Links
Copyright © 2006-2020 Clinaero, Inc.

eMedTV serves only as an informational resource. This site does not dispense medical advice or advice of any kind. Site users seeking medical advice about their specific situation should consult with their own physician. Click Terms of Use for more information.

This site complies with the HONcode standard for trustworthy health information:
verify here.