About amoxicillin trihydrate
Penicillin antibiotic
Used for
- Treats bacterial infections, including ear, chest, throat, urinary, and dental infections.
- Treats Helicobacter pylori infection with other medicines.
Usual adult dose
Usually 500 mg every 8 hours; dose and duration vary by infection.
Usual dose in children
Usually 20–90 mg/kg daily in divided doses; dose depends on infection and age.
Common side effects
- Nausea, vomiting, or diarrhea
- Skin rash
- Thrush
Important warnings
- Do not use with a serious penicillin allergy.
- Seek urgent care for facial swelling, breathing difficulty, or a severe skin reaction.
- Antibiotics do not treat viral infections.
- Complete the prescribed course unless a clinician changes it.
Pregnancy
Generally considered suitable in pregnancy when prescribed.
Breastfeeding
Generally compatible; monitor for infant diarrhea, rash, or thrush.
Interactions
- Warfarin and other anticoagulants may need monitoring.
- Allopurinol may increase the chance of a skin rash.
- Probenecid can increase amoxicillin levels.
- Methotrexate toxicity may increase.
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 It may be incomplete or out of date.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.