Zactran 150 mg/ml – Veterinary Antimicrobial Injection | Equnes Vet

Zactran (active ingredient: gamithromycin) is a broad‑spectrum macrolide antibiotic formulated as a 150 mg/ml injectable solution. It is indicated for the treatment and metaphylaxis of bovine respiratory disease (BRD) in cattle and swine respiratory disease (SRD) in pigs. It is also approved for use in sheep for respiratory infections.

Zactran is trusted by veterinarians for its ability to rapidly reach lung tissue, kill bacteria, and provide long‑lasting protection against major respiratory pathogens.

Key Benefits

• Broad Spectrum: Effective against Mannheimia haemolytica, Pasteurella multocida, Histophilus somni, Mycoplasma bovis, and Actinobacillus pleuropneumoniae.
• Rapid Lung Penetration: Quickly reaches the site of infection for fast action.
• Long Duration: Provides sustained antimicrobial activity, reducing the need for repeat dosing.
• Metaphylaxis Use: Controls outbreaks in herds at high risk of respiratory disease.
• Improved Productivity: Reduces mortality, improves feed efficiency, and supports herd health.

How Zactran Works

• Active Ingredient: Gamithromycin (macrolide class).
• Mode of Action: Inhibits bacterial protein synthesis by binding to the 50S ribosomal subunit.
• Result: Stops bacterial replication and kills pathogens causing respiratory disease.

Recommended Usage

• Species: Cattle, sheep, pigs.
• Administration: Subcutaneous injection in cattle; intramuscular injection in pigs.
• Dosage:
  • Cattle: Single dose of 6 mg/kg bodyweight.
  • Pigs: Single dose of 2 mg/kg bodyweight.
• Precautions:
  • Not for use in female dairy cattle producing milk for human consumption.
  • Observe withdrawal periods before slaughter (cattle: 35 days; pigs: 16 days).
  • Use only under veterinary prescription.

Storage Instructions

• Store below 25°C in a cool, dry place.
• Protect from light.
• Keep out of reach of children.

Zactran 150mg use For use in cattle for therapeutic and preventative treatment of bovine respiratory disease (BRD) associated with Mannheimia haemolytica, Pasteurella multocida and Histophilus somni. The presence of the disease in the herd should be established before preventative treatment.

Zactran 150mg use For use in cattle for therapeutic and preventative treatment of bovine respiratory disease (BRD) associated with Mannheimia haemolytica, Pasteurella multocida and Histophilus somni. The presence of the disease in the herd should be established before preventative treatment

Why Choose Equnes Vet?

At Equnes Vet, we provide trusted veterinary medicines and supplements sourced from reputable suppliers. Zactran is part of our antimicrobial catalog, ensuring:

• Veterinary‑grade quality
• Global shipping and compliance
• Effective solutions for livestock respiratory health
• Expert customer service