About amoxicillin m
Penicillin antibiotic
Used for
- Treats susceptible bacterial infections, including some ear, chest, throat, urinary, and dental infections.
- May be combined with other medicines to treat Helicobacter pylori stomach infection.
Usual adult dose
Commonly 500 mg three times daily or 875 mg twice daily; dose and duration depend on infection.
Usual dose in children
Usually 25–45 mg/kg daily in divided doses; some infections require higher doses, based on age and weight.
Common side effects
- Nausea, vomiting, or diarrhea
- Skin rash
- Thrush
- Rarely, severe allergic reaction or antibiotic-associated colitis
Important warnings
- Avoid with a serious penicillin allergy; cross-reactions with other beta-lactam antibiotics can occur.
- Seek urgent care for breathing difficulty, facial swelling, or a severe blistering rash.
- Use only for bacterial infections; unnecessary use promotes antibiotic resistance.
- Kidney impairment may require dose adjustment.
Pregnancy
Generally considered suitable when clinically needed; available evidence has not shown an increased risk of birth defects.
Breastfeeding
Usually compatible; small amounts enter milk and may occasionally cause infant diarrhea, rash, or thrush.
Interactions
- Warfarin and related anticoagulants: may alter clotting results.
- Methotrexate: may increase methotrexate exposure and toxicity.
- Allopurinol: may increase the chance of skin rash.
- Probenecid: can increase and prolong amoxicillin levels.
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 It may be incomplete or out of date.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.