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Prescription Drug Coverage

Cefdinir (Omnicef) Medicare Coverage

You may be able to find Medicare plan options in your area that cover Cefdinir or Omnicef. Learn more about Cefdinir and find Medicare Advantage plans in your area that cover other prescription drugs.
Chemical name: Cefdinir

Brand name: Omnicef

Typical dosage: 300mg

Typical type: Capsule1

Cefdinir is a medication used to treat a variety of infections. Cefdinir is available as a generic medication or a brand name, and it comes as an oral capsule and oral liquid.

Cefdinir is an antibiotic medication used to treat a variety of infections including ear infections, lung infections, sinus infections, skin infections, throat infections and exacerbations of chronic obstructive pulmonary disease (COPD).

The brand name equivalent of Cefdinir is called Omnicef. Cefdinir is taken 1-2 times daily for 5-10 days or potentially longer, depending on what type of infection you are treating.

Cefdinir prevents bacteria from forming and kills bacteria in the body. Cefdinir is usually well tolerated, but a common side effect can be diarrhea.

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Does Medicare cover Cefdinir or Omnicef?

Yes! 100% of Medicare Advantage plans and Medicare Part D plans cover Cefdinir.1

  • Medicare Advantage plans that offer prescription drug coverage are called Medicare Advantage Prescription Drug Plans (MA-PD). Most Medicare Advantage beneficiaries (88 percent) are enrolled in MA-PDs.2

  • Medicare prescription drugs plans each have their own formulary, or drug list, that details what prescription drugs are covered by the plan and how they are covered.

Drug coverage may vary based on plan availability. You may be able to find Medicare Advantage plan options in your area that cover Cefdinir.

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You can also compare Part D prescription drug plans available where you live and enroll in a Medicare prescription drug plan online when you visit

Average costs for Cefdinir with Medicare drug coverage1

Your copay and deductible costs for any prescription drug can vary depending on what coverage stage you’re in.

Deductible stage Typical copay stage
Your deductible is the amount of money you must spend on covered drugs before your Medicare drug coverage starts paying its share of costs.

In the deductible stage, you’re responsible for the full cost of your prescription drugs.

Some Medicare prescription drug plans have a $0 deductible. Medicare drug plans cannot have a deductible more than $480 in 2022.
After you meet your Part D deductible, you enter the initial coverage period.

During this phase (the typical copay stage), you pay a copayment (flat fee) or coinsurance (percentage) for your covered medications.
$2 – $62 Free – $49

Additional information

Cefdinir can help you feel better before it completely eliminates your infection. It is important to take your full course of Cefdinir to make sure the infection is completely resolved.

Avoid taking antacids that have aluminum or any iron products within 2 hours before or 2 hours after taking Cefdinir.

Diarrhea is a common side effect of Cefdinir, but let your doctor know if it becomes severe or does not go away. This can be indicative of a more serious condition.



This article is for informational purposes only. It is not healthcare advice, treatment, or diagnosis. It is not an endorsement of or recommendation for this medication. Speak to your doctor or healthcare provider about your specific healthcare needs, including your prescription medications. Only take medication as directed by your doctor.

Coverage and costs of prescription medications will vary by Medicare plan. Not all plans are available in all areas.


Written by Hayden Gharibyar, Pharm.D.