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What is Chlortetracycline Hydrochloride Powder?
Chlortetracycline hydrochloride (CTC-HCl) is the hydrochloride salt form of chlortetracycline, which is derived from a strain of Streptomyces aureofaciens. It was one of the first tetracycline antibiotics to be discovered and is often used in veterinary medicine as well as in agriculture. The powder form is preferred for ease of handling, formulation, and its adaptability to various applications.
Chlortetracycline hydrochloride is a yellow crystalline powder, and its hydrochloride salt increases the solubility in water, making it more efficient for oral and topical formulations. Its molecular structure contains a four-ring system, characteristic of tetracyclines, which inhibits protein synthesis in bacteria, ultimately leading to their death.

Our Lifeworth is a professional supplier and manufacturer for Chlortetracycline hydrochloride powder, we supply BP EP USP pure Chlortetracycline hydrochloride, chlortetracycline hydrochloride soluble powder, the annual output of Chlortetracycline products exceeds 8500 tons. The main products we supply include streptomycin sulfate, colistin sulfate, spectinomycin hydrochloride, spectinomycin sulfate, neomycin sulfate, colistin sulfate premix, nisin, etc., all of which meet the cp bp ep usp standards. Our company has passed GMP certification and EU CEP certification, and some products have passed German EU-GMP certification, US FDA certification, and sterile CEP certification. The total supply of antibiotic products exceeds 60,000 tons per year. At present, the products have been exported to more than 80 countries around the world, including North America, Europe, Asia, South Africa, etc., and the product quality has always been recognized by customers. Our product inventory is stable and the price is competitive. We hope to discuss cooperation with you.
If you want to buy bulk chlortetracycline hydrochloride soluble powder,kindly contact us:sales@naturallifeworth.com, we will help you.

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| 16 | Aminophylline | 317-34-0 | EP/USP | 25kg/drum |
| 17 | Colistin Sulfate | 1264-72-8 | CP/USP/EP/BP | 25kg/drum |
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Applications of Chlortetracycline Hydrochloride Powder
- Veterinary Medicine
One of the primary applications of chlortetracycline hydrochloride is in veterinary medicine, where it is used to prevent and treat bacterial infections in livestock and poultry. It is highly effective against a wide range of gram-positive and gram-negative bacteria, making it suitable for treating infections in animals such as cattle, pigs, and poultry.
Poultry: CTC-HCl is often used to prevent respiratory infections, enteritis, and other bacterial diseases in chickens and turkeys. By adding it to feed, it helps maintain the health of flocks, promoting their growth and productivity.
Swine: In pigs, it is used to treat and prevent conditions such as pneumonia and bacterial enteritis, enhancing overall herd health.
Cattle: For cattle, it is utilized to control respiratory infections and certain gastrointestinal diseases caused by bacterial pathogens.
The antibiotic’s ability to reduce infections directly impacts the overall productivity and profitability of farms by ensuring that animals grow faster and more efficiently.
- Animal Feed Additive
In addition to its use in treating bacterial infections, chlortetracycline hydrochloride is also incorporated into animal feed as a growth promoter. When used at sub-therapeutic doses, it has been shown to enhance feed efficiency, leading to faster growth in animals. This practice, although controversial due to the concerns about antibiotic resistance, remains common in many regions of the world.
By controlling the levels of harmful bacteria in the gut, CTC-HCl helps animals better utilize nutrients, resulting in improved weight gain and feed conversion rates. This is particularly important in intensive farming systems, where maximizing output is critical to meeting food production demands.
- Agriculture and Aquaculture
Chlortetracycline hydrochloride powder is sometimes employed in agriculture to prevent bacterial diseases in crops and aquaculture systems. In aquaculture, it is used to control bacterial infections in fish and shellfish, contributing to higher survival rates and better yields.
- Human Medicine
Although chlortetracycline hydrochloride is more commonly used in veterinary settings, it also has applications in human medicine. It can be used topically to treat skin infections, including acne, and is occasionally prescribed for other bacterial infections. However, its use in humans has become less frequent due to the development of newer antibiotics with fewer side effects and concerns over bacterial resistance.
Mechanism of Action
The mechanism of action of chlortetracycline hydrochloride is similar to that of other tetracyclines. It works by inhibiting bacterial protein synthesis. Chlortetracycline binds to the 30S ribosomal subunit of bacteria, preventing the attachment of aminoacyl-tRNA to the ribosome. This action stops the addition of amino acids to the growing peptide chain, effectively halting bacterial growth and leading to cell death.
The antibiotic is bacteriostatic at lower concentrations and bactericidal at higher concentrations, depending on the specific bacterial strain and the concentration of the drug.
Benefits of Chlortetracycline Hydrochloride Powder
Broad Spectrum of Activity: One of the primary advantages of chlortetracycline hydrochloride is its broad-spectrum activity. It is effective against a wide range of bacterial species, including both gram-positive and gram-negative bacteria, as well as certain protozoa.
Versatility: The powder form of chlortetracycline hydrochloride can be administered in multiple ways, such as through oral, topical, or feed-based formulations, making it highly versatile in various veterinary applications.
Enhances Growth in Livestock: When used as a feed additive, CTC-HCl promotes growth and improves feed efficiency, helping farmers to increase the productivity of their animals.
Cost-Effective: As one of the older tetracycline antibiotics, chlortetracycline hydrochloride is relatively inexpensive to produce and purchase, making it an attractive option for large-scale farming operations.
Conclusion
Chlortetracycline hydrochloride powder remains an important tool in veterinary medicine and agriculture due to its broad-spectrum activity and cost-effectiveness. It plays a key role in promoting animal health, preventing infections, and increasing productivity in farming. However, the use of CTC-HCl, particularly as a growth promoter, is facing increasing regulatory scrutiny due to concerns about antibiotic resistance and the potential impact on human health.
As the global agricultural industry continues to evolve, it will be essential to strike a balance between the benefits of antibiotics like chlortetracycline hydrochloride and the need for responsible, sustainable farming practices. The future of CTC-HCl and similar antibiotics may depend on how well the industry adapts to these challenges, ensuring that the benefits of this important compound can be realized while minimizing the risks to both animals and humans.
Reference:
https://pubchem.ncbi.nlm.nih.gov/compound/Chlortetracycline-HCl
https://en.wikipedia.org/wiki/Chlortetracycline
Package:
1.1-5kg sample order we can provide aluminum foil bag package.
2.5-10kg order we can provide aluminum foil bag package.
3.Normally a full packge is 25kg/drum or 25kg/bag or 25kg/carton.

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