MSD Engemycin LA 200mg/ml Injection 100ml

Engemycin LA 200mg/ml Injection 100ml

£17.44 ex VAT£20.93 inc VAT

Type: POM-V

PLEASE NOTE: A prescription issued by a UK registered vet (MRCVS) is required before this item can be dispatched.

Product Description

Out of stock with no due date. Please speak to your vet about alternatives.

Engemycin LA is specifically formulated to provide a prolonged action resulting in sustained antibacterial activity. Blood levels persist for at least 4 days. After administration by the intramuscular route maximum blood levels are achieved after 4 to 8 hours making Engemycin LA suitable for the treatment of acute infections.

Engemycin LA is indicated for use in cattle, sheep and pigs in the treatment of:

  • Atrophic rhinitis caused by B. bronchiseptica, M. haemolytica and P. multocida.
  • Navel/joint ill caused by A. pyogenes, E. coli and S. aureus.
  • Mastitis caused by A. pyogenes, E. coli, S. aureus, S. agalactiae, or S. uberis.
  • Metritis caused by E. coli or S. pyogenes.
  • Pasteurellosis and infections of the respiratory tract caused by M. haemolytica and P. multocida.
  • Septicaemia caused by S. dublin and S. pyogenes.
  • Erysipelas caused by E. rhusiopathiae.
  • Engemycin LA can also be used in the control of enzootic abortion in sheep.


Dosage & Administration

The recommended dosage rate is 20 mg/kg bodyweight (i.e.1 ml per 10 kg bodyweight) by deep intramuscular injection. This product is recommended for a single administration only.

To ensure a correct dosage, bodyweight should be determined as accurately as possible to avoid underdosing.

Maximum recommended dose at any one site:

  • Cattle 20 ml
  • Pigs 10 ml
  • Sheep 5 ml
  • Piglets - 1 day 0.2 ml, 7 days 0.3 ml,14 days 0.4 ml, 21 days 0.5 ml, over 21 days 1 ml/10 kg




  • Meat and offal - 41 days
  • Milk - 8 days


  • Meat and offal - 24 days
  • Milk - 7 days


  • Meat and offal - 20 days

Data Sheet

To know more about this product please click on the link below...

Engemycin LA


Delivery & Returns




Non-refrigerated items

By 6pm


Refrigerated items

By 12am

£0 - £149.99



£150 - £299.99



£300 - £449.99



£450 or more




Please note there is a small excess for despatch to Highlands and Islands and Isle of Wight as governed by your postcode.

1. To keep our prices as low as possible, we do not hold stock of most products. We order stock from our wholesaler at 4.30 each day, so any orders received after this time will not be ordered until the following day. 

2. Orders placed on a Thursday or Friday that have refrigerated items included will not be dispatched until the following Monday to ensure that the items are delivered to you under controlled conditions. This means that you should receive these items on a Tuesday by 10am.

3. We do not offer a Saturday or Sunday delivery service.

4. Standard and Priority costs apply to the UK mainland only.
Delivery to Scottish Highlands and Islands and Isle of Wight may incur an excess to cover additional carriage costs - this is dependent on your postcode. Full details can be found by clicking the link below.

5. Customers who arrange to collect from Warnham should not arrive before 12pm.

For full delivery details click here 


Faulty Goods Returns

In the unlikely event that you receive faulty or damaged goods please call 01306 628215 within 72 hours of receipt of your goods. Please have your order reference to hand. You will be asked to provide evidence of the damaged goods if damaged in transit.

Restricted Goods Returns

We are unable to offer refunds on the following products.

  • Animal medicines - general & vaccines
  • Refrigerated/temperature sensitive products

Please contact the Farmacy Team before sending any returns on 01306 628215.

For full returns details click here

Product Species

  • Cattle
  • Sheep
  • Pigs
Call to order

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Home Delivery

UK mainland delivery from £8.00

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