Dexafast 2 mg/ml Injection

from £25.01 ex VATfrom £30.01 inc VAT

Type: POM-V

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

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Product Description

For treatment of inflammatory or allergic conditions in horses, cattle, pigs, dogs and cats.


  • Induction of parturition.
  • Treatment of primary ketosis (acetonaemia).


  • Treatment of arthritis, bursitis or tenosynovitis.

Dosage & Administration

For the treatment of inflammatory or allergic conditions:

The following doses are advised.

Dosage Horses, cattle, pigs 0.06 mg dexamethasone /kg body weight corresponding to 1.5 ml/50 kg

For the treatment of primary ketosis in cattle (acetonaemia):

  • 0.02 to 0.04 mg dexamethasone /kg body weight corresponding to a dose of 5-10 ml of the product per 500 kg BW given by intramuscular injection is advocated dependent on the size of the cow and the duration of the signs.
  • Care should be taken not to overdose Channel Island breeds.
  • Larger doses (up to 0.06 mg dexamethasone/kg) will be required if the signs have been present for some time or if relapsed animals are being treated.

For the induction of parturition - to avoid foetal oversize and mammary oedema in cattle.

  • A single intramuscular injection of 0.04 mg dexamethasone /kg body weight corresponding to 10 ml of the product per 500 kg BW after day 260 of pregnancy.
  • Parturition will normally occur within 48 – 72 hours.

For the treatment of arthritis, bursitis or tenosynovitis by intra-articular injection in horses:

  • Dose 1 – 5 ml of the product.



Meat and offal:

  • Cattle: 8 days.
  • Pigs: 2 days.
  • Horses: 8 days.


  • Cattle: 72 hours.
  • Horses: Not authorised for use in horses producing milk for human consumption

Data Sheet

To read full data sheet, click the link below

Dexafast 2 mg/ml Injection

Delivery & Returns




Non-refrigerated items

By 6pm


Refrigerated items

By 12am

£100 +



Delivery to United Kingdom only

Please note there is a small excess of £7.50 for dispatch to Highlands and Islands and Isle of Wight and £12 to Guernsey and Jersey as governed by your postcode.

  1. We are unable to ship to Northern Ireland. Any orders placed online will be cancelled and refunded.
  2. Orders are typically dispatched the day after they are received. For example, orders placed on Monday, will be dispatched on Tuesday. Orders received on Friday will not be dispatched until Monday subject to stock availability.
  3. Orders placed on a Thursday or Friday that have refrigerated items included will be dispatched on Sunday for delivery before 12pm on the following Monday to ensure that the items are delivered to you under controlled conditions. 
  4. We do not offer a Saturday or Sunday delivery service.
  5. Standard and Priority costs apply to the UK mainland only. Highlands and Islands and Isle of Wight may incur an excess to cover additional carriage costs as governed by your postcode. Full details can be found by clicking the link below.
  6. Standard Delivery (non-refrigerated products) guarantees delivery by 6pm
  7. Priority Delivery (refrigerated products) guarantees delivery by 12pm.
  8. We are unable to dispatch refridgerated products to Highlands and Islands addresses. Full details can be found by clicking the link below. 

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 - Dairy
    Cattle - Dairy
  • Cattle - Beef
    Cattle - Beef
  • Pigs
  • Horses
  • Cats
  • Dogs
Home Delivery

UK mainland delivery from £12.00

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