Fenflor
Active substance
ATC code
Species
Cattle.
Indications
Diseases caused by florfenicol susceptible bacteria.
Treatment and metaphylaxis of respiratory tract infections in cattle due to Mannheimia haemolytica, Pasteurella multocida and Histophilus somni, where the presence of the disease in the herd has been established.
Dose to be administered and administration route
For treatment:
IM route: 20 mg/kg bodyweight (1 ml/15 kg) to be administered twice 48 hours apart.
SC route: 40 mg/kg bodyweight (2 ml/15 kg) to be administered once only using a 16 gauge needle.
For metaphylaxis where the presence of the disease in the herd has been established:
SC route: 40 mg/kg bodyweight (2 ml/15 kg) to be administered once only using a 16 gauge needle.
The dose volume given at any one injection site should not exceed 10 ml. The injection should only be given in the neck.
To ensure a correct dosage body weight should be determined as accurately as possible to avoid under dosing.
Adverse reactions
A decrease in food consumption and transient softening of the faeces may occur during the treatment period. The treated animals recover quickly and completely upon termination of treatment.
Administration of the product by the intramuscular route may cause swelling at the injection site which may persist for 14 days. Inflammation at the injection site may persist up to 32 days after administration.
Administration of the product by the subcutaneous route may cause swelling and inflammation at the injection site which may persist at least for 41 days.
On very rare occasions, anaphylactic reactions have been reported.
The frequency of adverse reactions is defined using the following convention: - very common (more than 1 in 10 animals displaying adverse reactions during the course of one treatment)
- common (more than 1 but less than 10 animals in 100 animals)
- uncommon (more than 1 but less than 10 animals in 1,000 animals)
- rare (more than 1 but less than 10 animals in 10,000 animals)
- very rare (less than 1 animal in 10,000 animals, including isolated reports).