Cinoxacin
Cinoxacin is a quinolone-type antibiotic used primarily to treat urinary tract infections, including cystitis and pyelonephritis. It works by inhibiting bacterial DNA synthesis, preventing the growth and replication of susceptible bacteria. This medication is typically prescribed for uncomplicated bacterial infections of the urinary system.
Cinoxacin is an antibiotic used to treat urinary tract infections by inhibiting bacterial DNA replication.
Key facts at a glance
- ATC
- J01MB06
- RxNorm
- 2550
- Generic
- Cinoxacin
- Class
- atc-j01
- Brands
- —
- Availability
- rx
- Lactation
- unknown
- Routes
- oral
- Forms
- capsule
- 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 uncomplicated urinary tract infections including cystitis (bladder infection) and pyelonephritis (kidney infection) caused by susceptible gram-negative bacteria such as E. coli, Enterobacter, and Klebsiella species.
Cinoxacin is a quinolone antibacterial that inhibits bacterial DNA gyrase and topoisomerase IV enzymes essential for bacterial DNA replication, transcription, and repair. This bactericidal action prevents bacteria from multiplying and spreading.
May cause photosensitivity reactions; avoid excessive sun exposure. Common side effects include nausea, headache, and dizziness. Should be used with caution in patients with known seizure disorders. Not recommended for use in children or during pregnancy due to potential effects on developing cartilage. Adequate hydration is recommended to reduce risk of crystalluria.
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 25, 2026. · Read our editorial policy