Tetraguard™ LA

Antibiotic injection containing Oxytetracycline, used to treat bacterial infections in cattle, sheep and pigs

  • Cattle
  • Pigs
  • Sheep
  • AMR Class Green
    AMR Class Green
  • NZ Made
    NZ Made
  • Antibiotic

Tetraguard™ LA is a long-acting antibiotic injection containing oxytetracycline. It’s used to treat bacterial infections in cattle, sheep and pigs e.g. respiratory and inflammatory diseases.

  • Convenient 100 ml & 250 ml pack sizes
  • One of only two registered tetracycline injections with a subcutaneous administration claim


  • Cattle, sheep and pigs: inject 1 ml/10 kg bodyweight daily, by subcutaneous, or intramuscular injection.
  • Normally a single dose is sufficient but a second dose may be given after 72 hours if necessary. For doses over 10 ml, it is desirable to split the total dose between several injection sites.


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): 168 hours (14 milkings)
  • Meat (cattle, sheep and pigs): 28 days


Available in 100 ml and 250 ml glass vials


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 or talk to your Vet to learn more. Please use antibiotics responsibly.

To learn more about Tetraguard™ LA, download the Product Profile below and talk to your Vet.

Download SDS

Download Product Profile


Tetraguard™ LA is a Restricted Veterinary Medicine. Available only under Veterinary Authorisation. Registered pursuant to the ACVM Act 1997, No. A6389.

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