Benzocaine / Nitrofurazone / Tyrothricin
Benzocaine/Nitrofurazone/Tyrothricin is a topical combination medication used primarily for treating outer ear infections (otitis externa). It combines a local anesthetic (benzocaine) with two antibacterial agents (nitrofurazone and tyrothricin) to reduce pain while fighting bacterial infection. This medication is typically applied directly to the affected ear canal.
A topical ear medication combining anesthetic and antibiotic agents to treat outer ear infections and relieve associated pain.
Key facts at a glance
- RxNorm
- 1008834
- Generic
- Benzocaine / Nitrofurazone / Tyrothricin
- Class
- multi-ingredient
- Brands
- —
- Availability
- rx
- Lactation
- unknown
- Routes
- —
- Forms
- —
- Regions
- US, EU, CN, JP
- Monitoring
- —
This page is for informational purposes only.
Do not use this information to diagnose yourself or to replace a physician's advice. Always consult a qualified healthcare provider before starting, stopping, or changing any medication. If you believe you are experiencing a medical emergency, call your local emergency number immediately.
Treats acute otitis externa (swimmer's ear) and other superficial ear canal infections caused by susceptible bacteria. May also be used for minor skin infections in the ear area.
Benzocaine provides local numbing by blocking nerve signals, providing rapid pain relief. Nitrofurazone and tyrothricin work together as antibacterial agents, killing or inhibiting the growth of susceptible bacteria in the ear canal.
For topical otic use only - do not ingest or apply to deep wounds. Avoid contact with eyes. Not recommended for use in perforated eardrums. Discontinue if allergic reaction or excessive irritation occurs. Complete full course as prescribed even if symptoms improve.
Official drug label
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This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed August 28, 2026. · Read our editorial policy