Marbofloxacin (CAS 78801-63-7) is a white to pale yellow crystalline powder used as a veterinary fluoroquinolone API with broad-spectrum antibacterial activity. It is widely applied in both companion animals, such as dogs and cats, and livestock including cattle and pigs, for the treatment of bacterial infections. Its high purity, stability, and compliance with veterinary-grade standards make it a critical component in veterinary pharmaceutical formulations.

Chemical and Quality Information

• CAS Number: 78801-63-7

• Molecular Formula: C₂₀H₂₂FN₃O₃

• Molecular Weight: 359.41 g/mol

• Appearance: White to pale yellow crystalline powder

• Purity: ≥98% by HPLC

• Solubility: Slightly soluble in water, soluble in organic solvents such as methanol

• Storage: Cool, dry, light-protected environment

• Standards: GMP, USP/EP/BP certified

Marbofloxacin API is supplied with COA and SDS, ensuring regulatory compliance, quality assurance, and traceability. Manufacturers can rely on consistent performance for vet pharma applications globally.

Function and Application
Marbofloxacin is a fluoroquinolone antibiotic that inhibits bacterial DNA gyrase and topoisomerase IV, preventing bacterial replication. It is commonly used for:

• Companion animals: Treatment of urinary tract infections, skin infections, and respiratory diseases in dogs and cats

• Livestock: Effective against respiratory and systemic bacterial infections in cattle and pigs

Formulations include tablets, oral suspensions, and boluses, providing flexibility for veterinarians and pharmaceutical manufacturers. Its broad-spectrum activity ensures that a single API can cover multiple bacterial pathogens, simplifying formulation design and inventory management.

Practical Usage Tips

• Administer according to veterinary dosage guidelines based on species and weight

• Ensure uniform dispersion when used in feed or liquid premixes

• Avoid co-administration with drugs that may interfere with absorption or efficacy

• Monitor animals for adverse reactions and resistance development

• Store in airtight containers, protected from moisture and light

Industry and Market Advantages
Marbofloxacin’s high efficacy, predictable pharmacokinetics, and broad-spectrum antibacterial activity make it a preferred choice for veterinary pharmaceutical manufacturers. Key advantages include:

• GMP-certified production ensuring batch-to-batch consistency

• Compliance with USP/EP/BP standards, suitable for international markets

• Applicability across companion animals and livestock

• Support for combination therapies with other veterinary APIs

Research Insights
Clinical studies indicate that Marbofloxacin provides rapid and reliable bacterial clearance in treated animals. Its efficacy in both preventive and therapeutic applications supports herd health in livestock and improves recovery rates in companion animals, reducing veterinary costs and improving animal welfare.

Global Supply from Arshine Lifescience
Arshine Lifescience supplies high-purity Marbofloxacin API globally, with GMP certification and complete documentation (COA, SDS). Manufacturers worldwide can rely on our consistent supply to formulate tablets, oral suspensions, or boluses for both companion animals and livestock. Our products are designed to meet the demands of veterinary pharmaceutical manufacturers, ensuring safe, effective, and compliant treatments for the global market.

Conclusion
Marbofloxacin is a reliable and versatile veterinary API for managing bacterial infections across multiple animal species. Sourced from Arshine Lifescience, it offers high purity, regulatory compliance, and global availability, providing manufacturers and veterinarians with a trusted solution for safe, effective veterinary medications.