About erythromycin stearate
Macrolide antibiotic
Used for
- Treats susceptible bacterial respiratory, skin, and ear infections
- Treats certain sexually transmitted and other bacterial infections
Usual adult dose
Usually 250–500 mg every 6 hours; dose and duration depend on infection.
Usual dose in children
Usually 30–50 mg/kg daily in divided doses; dose depends on infection and should not exceed the adult dose.
Common side effects
- Nausea, vomiting, abdominal cramps, or diarrhea
- Loss of appetite
- Rash
- Rarely, abnormal heart rhythm or liver problems
Important warnings
- Does not treat viral infections such as colds or flu.
- May prolong the heart rhythm (QT interval), especially with heart disease or low potassium.
- Seek urgent care for severe diarrhea, yellow skin, fainting, or a severe allergic reaction.
- Use as prescribed; stopping early can leave infection untreated.
Pregnancy
May be used when needed, but suitability depends on the infection and individual circumstances.
Breastfeeding
Generally compatible; monitor the baby for diarrhea, vomiting, or rash.
Interactions
- Can interact with medicines that affect heart rhythm.
- May raise levels of some statins, warfarin, and seizure medicines.
- Antacids containing aluminium or magnesium may reduce absorption; separate doses.
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 It may be incomplete or out of date.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.