About cefdinir
Third-generation cephalosporin antibiotic
Used for
- Treats certain bacterial infections, including ear, throat, sinus, and skin infections.
- Does not treat viral illnesses such as colds or flu.
Usual adult dose
For common infections: 300 mg every 12 hours or 600 mg once daily, usually for 5–10 days; duration depends on infection.
Usual dose in children
For children aged 6 months and older: 7 mg/kg every 12 hours or 14 mg/kg once daily, for 5–10 days; maximum 600 mg daily.
Common side effects
- Diarrhea, nausea, or vomiting
- Headache
- Rash or itching
- Vaginal yeast infection
Important warnings
- Avoid with serious allergy to cefdinir or other cephalosporins.
- Seek urgent care for severe allergic reactions or severe, persistent, or bloody diarrhea.
- Kidney impairment may require a lower dose.
- Use only for susceptible bacterial infections; unnecessary use promotes resistance.
Pregnancy
Human pregnancy data are limited; use when clinically needed after weighing potential benefits and risks.
Breastfeeding
Small amounts may enter breast milk; monitor the infant for diarrhea or rash.
Interactions
- Iron supplements and iron-containing multivitamins can reduce absorption; separate doses by at least two hours.
- Aluminum- or magnesium-containing antacids can reduce absorption; separate doses by at least two hours.
- Probenecid may increase cefdinir levels.
- May cause a false-positive urine glucose test with some testing methods.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.