The following is a list of commonly used
antibiotics and their contraindications :
Antibiotic |
Contraindications |
- Aminoglycosides - all unless otherwise indicated
|
- Cats
- Myasthenia gravis
- Renal failure (care needed)
- Pregnancy (gentamicin)
- Use with other drugs (gentamicin)
- Urinary obstruction (neomycin)
|
- Amoxicillin (with or without clavulanic acid)
- Ampicillin
- Penicillin G (Benzylpenicillin)
- Penicillin V (Phenoxymethylpenicillin)
- Procaine Penicillin (Procaine Benzylpenicillin)
- Benzylpenicillin (both Benzathine and Procaine)
- Flucloxacillin
- Pivampicillin
- Ticarcillin (with clavulanic acid)
|
- Not to be administered intrathecally
- Animals with penicillin or cephalosporin sensitivity
- Not to be used in gerbils, guinea pigs, hamsters or rabbits
- Amoxicillin - not to be given to calves with rumen function
|
- Cephalosporins - all unless otherwise indicated
|
- Animals with cephalosporin or penicillin sensitivity
|
|
- Impaired liver function
- Care in cats
- Entire bulls (Florfenicol)
|
- Macrolides and Lincosamides
|
- Clindamycin or lincomycin hypersentive animals
- Not to be used in chinchillas, guinea pigs, hamsters,
horses, rabbits, other rodents, ruminants,
- Intravenous injections in horses and goats (Tilmicosin)
- Should not be used in pig feeds containing bentonite (Tilmicosin)
|
|
- Small birds (mitronidazole)
|
|
- Dogs under 8 months (Difloxacin)
- Dogs under 12 months (Enrofloxacin and Marbofloxacin))
- Cats under 8 weeks (Enrofloxacin)
- Cats under 16 weeks (Marbofloxacin)
|
- Sulphonamides - all (including potentiated) unless otherwise
stated
|
- Impaired kidney function
- Impaired liver function
- Animals with sulphonamide sensitivity
- Animals with haematological disorders
- Horses with drug-induced cardiac arrhythmia (Sulfadiazine with
trimethoprim)
- Dogs with keratitis sicca (Sulfadiazine with trimethoprim)
- Oral use in calves with a functional rumen (Sulfadiazine
with trimethoprim)
- NB Do not crush tablets for use in cats
|
|
- Animals with impaired renal function (except for Doxycycline)
- Last trimester of pregnancy
- Neonates
- Oral use in ruminants
- Patients with dysphagia
- Patients with vomiting
- Intravenous injection in dogs (some forms of oxytetracycline
only)
- Subcutaneous injection (in horses only)
|