Intracillin® LA

Long-acting 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® LA is a long-acting antibiotic injection containing procaine penicillin and benzathine penicillin. It’s used to treat bacterial infections caused by penicillin-sensitive organisms 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

Administer one injection of the selected dose immediately. In all species except dairy cows, a repeat in 48 hours is recommended and a third injection may be administered in another 48 hours if necessary. For larger doses, it is advisable to divide the dose in half and inject half in each side of the neck.


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): 108 hours (9 milkings)
  • Milk (sheep and goats): 35 days
  • Meat (cattle, sheep and pigs): 30 days
  • Meat (horses): 63 days


Available in 100 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® LA, download the Product Profile below and talk to your Vet.

Download SDS

Download Product Profile


Intracillin® LA is a Restricted Veterinary Medicine. Available only under Veterinary Authorisation. Registered pursuant to the ACVM Act 1997, No. A6308.

Read moreRead less

Related products

Amphoprim® Injection

Read more

Intracillin® 300 Injection

Read more


Read more


Read more