POM-V Prescription Required

Bovaclox DC Xtra Intramammary Suspension

Active ingredients: Ampicillin, Cloxacillin

Form

Intramammary

Species

Cattle

Manufacturer

Norbrook Laboratories Limited

VMD MA No.

02000/4111

What it's used for

Formulated for use in the dairy cow at the point of drying off, that is, immediately after the last milking of the lactation, in order to treat existing ma...

Full indications, dosage and side effects ↓

View official SPC (PDF)

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Paying less for Ampicillin + Cloxacillin

1

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They must provide one on request. Under the CMA Order the fee is capped at £21 from 2027.
2

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Prescription required

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Clinical information

Bovaclox DC Xtra Intramammary Suspension — SPC Details

Source: VMD Summary of Product Characteristics (SPC). Last updated 26 Mar 2026.

Formulated for use in the dairy cow at the point of drying off, that is, immediately
after the last milking of the lactation, in order to treat existing mastitis and to
provide protection against further infections during the dry period
A useful aid in reducing the incidence of summer mastitis in heifers and dry cows
at risk
Active against both Gram-positive and Gram-negative organisms which are
associated with mastitis and is effective against and
other Streptococcus species, penicillin resistant and sensitive Staphylococci,

Revised: July 2010
ATCVet code amended
Corynebacterium, Arcanobacteria species, Escherichia coli and other
susceptible Gram- negative bacteria.
Cloxacillin benzathine and ampicillin trihydrate in a long-acting base maintain
effective antibacterial levels in the dry cow udder for up to 10 weeks and are
non-irritant to udder tissue.

Dry Off Therapy: After the final milking of a lactation, clean and disinfect the
teats and introduce the contents of one tube into each quarter via the teat canal.
Avoid contamination of the syringe nozzle.
When infusing heifers it is important that the syringe nozzle is not introduced into
the teat. The recommended procedure is as follows:
The animal(s) should be properly restrained. The teats are cleaned and
disinfected. The teat orifice is located and the nozzle of the syringe placed
against it but NOT inserted. When the syringe plunger is depressed the
antibiotic passes easily through the teat into the udder.

None

None known

None known

i. Special precautions for use in animals
When infusing heifers it is important that the syringe nozzle is not
introduced into the teat. The recommended procedure is as follows:
The animal(s) should be properly restrained. The teats are cleaned and
disinfected. The teat orifice is located and the nozzle of the syringe
placed against it but NOT inserted. When the syringe plunger is
depressed the antibiotic passes easily through the teat into the udder.
Official national and regional antimicrobial policies should be taken into
account when the product is used.
ii. Special precautions to be taken by the person administering the
veterinary medicinal product to animals
Protective gloves should always be worn when infusing heifers, to avoid
skin contact with the product.
Penicillins and cephalosporins may cause hypersensitivity (allergy)
following injection, inhalation, ingestion or skin contact. Hypersensitivity
to penicillins may lead to cross reactions to cephalosporins and vice
versa. Allergic reactions to these substances may occasionally be
serious.
Sensitised individuals or those advised not to work with such preparations
should not handle this product.

Revised: July 2010
ATCVet code amended
This product should be handled with great care to avoid exposure, taking
all recommended precautions.
Should symptoms develop following exposure such as skin rash, medical
advice should be sought. Swelling of the face, lips or eyes or difficulty
with breathing are more serious symptoms and require urgent medical
attention.
Wash hands after use.

None known

Do not store above 25C.
The syringe may only be used once.
Part –used syringes must be discarded.

Active Substance:
Cloxacillin 600 mg
(as Cloxacillin benzathine)
Ampicillin 300 mg
(as Ampicillin trihydrate)
Excipients:
For a full list of excipients, see section

This information is sourced from the official Summary of Product Characteristics (SPC) published by the Veterinary Medicines Directorate (VMD). It is provided for informational purposes only and does not replace professional veterinary advice. Always consult your vet before administering any medication.