About gentamicin
Aminoglycoside antibiotic
Used for
- Treats bacterial eye infections, such as conjunctivitis.
- Treats bacterial outer-ear infections when the eardrum is intact.
Usual adult dose
Eye: usually 1–2 drops every 4 hours; severe infections may need more frequent dosing. Ear: usually 2–3 drops, 3–4 times daily.
Usual dose in children
Eye: usually 1–2 drops every 4 hours. Ear: usually 2–3 drops, 3–4 times daily; dosing varies by age and product.
Common side effects
- Temporary eye irritation, burning, or blurred vision.
- Ear discomfort or irritation.
- Allergic reactions, including rash or swelling.
Important warnings
- Use only in the eye or ear as directed; do not swallow or inject.
- Ear use may damage hearing if the eardrum is perforated.
- Prolonged use may encourage resistant organisms or fungal infection.
- Seek urgent care for severe allergic symptoms or sudden hearing changes.
Pregnancy
Eye or ear use generally results in little absorption, but pregnancy safety data are limited.
Breastfeeding
Eye or ear use generally results in little absorption; avoid infant exposure to treated areas.
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 It may be incomplete or out of date.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.