Date published: 2025-9-9

1-800-457-3801

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Noromycin 300 LA

by Norbrook Laboratories
5.0(3)
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Oxytetracycline antibiotic injection for cattle and swine
    • Bovine and porcine antibiotic injection
    • Treats shipping fever, pinkeye, foot rot, diphtheria, scours and more
    • For use in healthy beef and dairy cattle, calves and swine
    • Contains the active ingredient oxytetracycline
    • 28 day slaughter withdrawal period
    • Effective June 11, 2023: A veterinarian's prescription is required in all states.
Catalog #DescriptionPriceQtyAutoshipCARTFAVORITES
sc-516565Rx
250 ml
$50.95
sc-516566Rx
500 ml
$91.13
US: (Out of Stock: Indefinite Backorder)
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Effectively treat a variety of livestock diseases with one convenient antibiotic. Noromycin 300 LA is a broad-spectrum injectable antibiotic approved for use in beef cattle, non-lactating dairy cattle, calves (including veal calves) and swine for the treatment of the following diseases:

  • Pneumonia (Shipping fever)
  • Pinkeye
  • Foot rot
  • Scours
  • Wooden tongue
  • Leptospirosis
  • Wound infections
  • Acute metritis
  • Scours
  • Colibacillosis
  • Pneumonia
  • Leptospirosis

Noromycin 300 LA has a 28 day slaughter withdrawal time in cattle and swine. Do not use in lactating dairy animals. Administer subcutaneously or intramuscularly to cattle; administer intramuscularly to swine. When Noromycin 300 LA is administered according to label instructions, most animals show a noticeable improvement within 24-48 hours. Ready to use, sterile solution requires no mixing.

Needles and syringes sold separately.


Noromycin 300 LA - Exclamation health warning icon
WARNING: This product can expose you to chemicals including oxytetracycline dihydrate which is known to the State of California to cause birth defects or reproductive harm. For more information go to www.P65Warnings.ca.gov.
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If used on a lactating cow how long before you can use the milk?

Asked by: Bill
Do not use in lactating dairy animals. As Label is instructed.
Answered by: SCAH
Date published: 2025-08-20
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Rated 5 out of 5 by from Great ProductWe have used this for the last few years and it has done a wonderful job for us.
Date published: 2018-03-26
Rated 5 out of 5 by from Great productGreat product. Works well. Santa Cruz Animal Health is great. Highly recommend.
Date published: 2022-10-15
Rated 5 out of 5 by from Great product for wide range of illnessesGreat product to have on hand!! This is must have and a great price!!
Date published: 2017-10-22
Rated 5 out of 5 by from Great productMust have med on hand!! Good for respiratory issues in goats!!
Date published: 2017-10-22
Rated 5 out of 5 by from Quality productSame quality product at a good price and efficient shipping.
Date published: 2022-08-16
Rated 5 out of 5 by from Pinkeye TreatmentWe use this on our cows and calves! It does great!
Date published: 2018-06-18
Rated 5 out of 5 by from good price and fast free shipping.good price and fast free shipping. thank you
Date published: 2015-03-24
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Noromycin 300 LA is rated 5.0 out of 5 by 10.
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