What infections does cefdinir treat?
Cefdinir is an oral antibiotic in the cephalosporin class. It’s used to treat certain common bacterial infections, including:
- Ear infections (otitis media)
- Sinus infections (sinusitis)
- Throat infections such as strep throat (pharyngitis/tonsillitis, when caused by susceptible bacteria)
- Lung infections such as community-acquired pneumonia (CAP), including bronchitis in some cases
- Skin and soft tissue infections (certain bacterial infections of the skin)
Is cefdinir used for colds or flu?
No. Colds and flu are usually caused by viruses, and cefdinir treats bacteria. Using antibiotics for viral illnesses won’t help and can increase side effects and antibiotic resistance.
Does cefdinir work for strep throat?
Yes, cefdinir can be used for strep throat caused by susceptible Group A Streptococcus. Clinicians typically choose it when it’s appropriate for the patient’s situation (for example, based on allergy history and local practice).
When doctors choose cefdinir instead of other antibiotics
Doctors may pick cefdinir based on factors like the likely bacteria, the infection location, patient age, kidney function, allergy history (especially if there’s a history of reaction to penicillins/other cephalosporins), and whether a narrower antibiotic would be more suitable.
What to know about taking it
Cefdinir is taken by mouth, usually for a fixed course length prescribed by the clinician. Finishing the full course helps ensure the infection clears. If symptoms don’t improve within a few days or worsen, patients should contact their prescriber.
Common patient questions
Patients often ask about diarrhea and stomach upset, which can happen with many antibiotics. Also, cefdinir has specific interactions with iron supplements and certain antacids; those details are important for safe use.
If you tell me the infection you’re asking about (ear, sinus, throat, skin, pneumonia, etc.) and the patient’s age, I can help narrow down whether cefdinir is typically used for that situation.