About cefaclor monohydr ate
Second-generation cephalosporin antibiotic
Used for
- Treats susceptible bacterial infections, including ear, throat, skin, and urinary infections.
Usual adult dose
Usually 250–500 mg by mouth every 8 hours; dose depends on infection.
Usual dose in children
Usually 20–40 mg/kg daily in divided doses every 8 hours; maximum 1 g daily.
Common side effects
- Diarrhea, nausea, vomiting, or stomach discomfort
- Rash or itching
- Rarely, severe allergic reaction or serious skin reaction
Important warnings
- Not effective against viral infections such as colds or flu.
- Avoid with serious cephalosporin allergy; tell clinicians about penicillin allergy.
- Seek urgent care for breathing difficulty, facial swelling, or severe rash.
- Contact a clinician for severe or bloody diarrhea.
Pregnancy
Use when needed after a clinician weighs benefits and risks; human safety information is limited.
Breastfeeding
Small amounts may enter milk; monitor the baby for diarrhea, thrush, or rash.
Interactions
- Probenecid can increase cefaclor levels.
- Warfarin may have increased effects; monitoring may be needed.
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 It may be incomplete or out of date.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.