Ascorbic Acid / Dequalinium / Tyrothricin
This combination medication contains an antiseptic (dequalinium), a topical antibiotic (tyrothricin), and vitamin C (ascorbic acid). It is typically used as an oral/pharyngeal medication for treating infections of the mouth and throat, such as gingivitis, pharyngitis, or minor oral wounds. The combination works synergistically to reduce bacterial growth while supporting tissue healing.
A topical antiseptic and antibiotic combination with vitamin C used to treat mouth and throat infections.
Key facts at a glance
- RxNorm
- 1008215
- Generic
- Ascorbic Acid / Dequalinium / 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.
Treatment of bacterial infections and inflammation of the oral cavity and pharynx, including gingivitis, pharyngitis, tonsillitis, and minor oral wounds or ulcers. May also be used for bad breath (halitosis) associated with oral infection.
Dequalinium is a quaternary ammonium compound that disrupts bacterial cell membranes. Tyrothricin (containing gramicidin and tyrocidine) is a peptide antibiotic that damages bacterial cell membranes. Ascorbic acid (Vitamin C) acts as an antioxidant and supports tissue repair and immune function.
For topical oral use only (lozenges, mouthwash, or spray formulations). Avoid swallowing large amounts. Not typically used for systemic infections. May cause temporary taste alteration or mild local irritation. Consult a healthcare provider if symptoms persist beyond 5-7 days or worsen.
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 27, 2026. · Read our editorial policy