IN THIS ARTICLE
What should I discuss with my healthcare provider before taking cefdinir (Omnicef, Omnicef Omni-Pac)?
Do not take this medication if you are allergic to cefdinir or to other cephalosporin antibiotics, such as:
To make sure you can safely take cefdinir, tell your doctor if you have any of these other conditions:
FDA pregnancy category B. This medication is not expected to be harmful to an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant during treatment.
It is not known whether cefdinir passes into breast milk or if it could harm a nursing baby. Do not use this medication without telling your doctor if you are breast-feeding a baby.
The cefdinir suspension (liquid) contains sucrose. Talk to your doctor before using this form of cefdinir if you have diabetes.
How should I take cefdinir (Omnicef, Omnicef Omni-Pac)?
Take exactly as prescribed by your doctor. Do not take in larger or smaller amounts or for longer than recommended. Follow the directions on your prescription label.
You may take this medication with or without food.
Shake the oral suspension (liquid) well just before you measure a dose. To be sure you get the correct dose, measure the liquid with a marked measuring spoon or medicine cup, not with a regular table spoon. If you do not have a dose-measuring device, ask your pharmacist for one.
This medication can cause you to have false results with certain medical tests, including urine glucose (sugar) tests. Tell any doctor who treats you that you are using cefdinir.
Take this medication for the full prescribed length of time. Your symptoms may improve before the infection is completely cleared. Skipping doses may also increase your risk of further infection that is resistant to antibiotics. Cefdinir will not treat a viral infection such as the common cold or flu.
Store at room temperature away from moisture and heat. Throw away any unused cefdinir liquid that is older than 10 days.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
Need help identifying pills and medications?
Infectious Disease Resources
- Symptoms of a Severe Allergic Reaction
- Breast Cancer Treatment Options
- Is Your Body Ready for Pregnancy?