Intracillin® 300 Injection

Antibiotic injection containing penicillin, used to treat bacterial infections in cattle, sheep, pigs, horses, cats and dogs.

  • Cat
  • Horse
  • Cattle
  • Dog
  • Pigs
  • Sheep
  • AMR Class Green
    AMR Class Green
  • NZ Made
    NZ Made
  • Antibiotic

Intracillin® 300 Injection is an antibiotic injection containing procaine penicillin. It’s used to treat bacterial infections in cattle, sheep, pigs, horses, cats and dogs.

  • Variable dose range
  • Ready to use
  • Convenient plastic pillow packs


  • Dairy cows (400kg): 16 ml
  • Sheep, calves, foals and pigs: 3-8 ml
  • Horses and cattle (up to 500 kg): 10-20 ml
  • Horses and cattle (over 500 kg): 20-50 ml
  • Cats and dogs: 0.5-4 ml

When used prophylactically (in the absence of clinical symptoms), administer the dose once only by intramuscular or subcutaneous injection. Where a clinical infection is being treated, administer the dose daily for 3 days. In food producing animals, to minimise tissue rejection at slaughter, product must be injected in the neck behind the ear.


It is an offence for users of this product to cause residues exceeding the relevant MRL in the Food Notice: Maximum Residue Levels for Agricultural Compounds.

  • Milk (cattle): One dose – 48 hours (4 milkings); Two doses – 60 hours (5 milkings); Three or more doses – 72 hours (6 milkings).
  • Milk (sheep): 35 days
  • Meat (cattle, sheep and pigs): 10 days
  • Meat (horses): 63 days


Available in 200 ml plastic pillow packs.


This product is classified as green under Antibiotic Judicious Use Guidelines for the New Zealand Veterinary Profession. Green light antimicrobials are for ­first line therapy under therapeutic conditions. Visit and talk to your Vet to learn more. Please use antibiotics responsibly.

To learn more about Intracillin® 300 Injection, download the Product Profile below and talk to your Vet.

Download SDS

Download Product Profile


Intracillin® 300 Injection is a Restricted Veterinary Medicine. Available only under Veterinary Authorisation. Registered pursuant to the ACVM Act 1997, No. A5301.

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