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Chlortetracycline Calcium

Published: July 26, 2026Updated: August 25, 2026

Chlortetracycline Calcium is an antibiotic belonging to the tetracycline class, historically used for treating various bacterial infections. The calcium salt formulation provides specific pharmaceutical properties for certain applications.

Quick summary

A tetracycline-class antibiotic used for bacterial infections, available in calcium salt form for specific formulations.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 25, 2026Editorial policy

Key facts at a glance

RxNorm
1306093
Generic
Chlortetracycline Calcium
Class
pin-variant
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.

Historically used to treat susceptible bacterial infections including respiratory tract infections, urinary tract infections, and certain skin infections caused by gram-positive and gram-negative bacteria.

Functions as a bacteriostatic agent by inhibiting bacterial protein synthesis through binding to the 30S ribosomal subunit, preventing amino acid addition to growing peptide chains.

Should be used only for confirmed bacterial infections. May cause photosensitivity, gastrointestinal disturbances, and is contraindicated during pregnancy and in children under 8 years old due to effects on bone and teeth development.

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.

Medical Disclaimer

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