POM-V Prescription Required

Bovaclox DC Intramammary Suspension

Active ingredients: Ampicillin, Cloxacillin

Form

Intramammary

Species

Cattle

Manufacturer

Norbrook Laboratories Limited

VMD MA No.

02000/4046

What it's used for

For routine use in cows at drying off, to treat intramammary infections and to assist in preventing new infections occurring during the dry period. It also...

Full indications, dosage and side effects ↓

View official SPC (PDF)

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Paying less for Ampicillin + Cloxacillin

1

Ask your vet for a written prescription

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

Fill it at a registered online retailer

The CMA found online pharmacies 50–60% cheaper than practice dispensing on common medicines — typically £200–£300 a year.

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Prescription required

Your vet must provide a written prescription on request. You can then purchase from any licensed online retailer.

Clinical information

Bovaclox DC Intramammary Suspension — SPC Details

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

For routine use in cows at drying off, to treat intramammary infections and to
assist in preventing new infections occurring during the dry period.
It also aids in reducing the incidence of summer mastitis in dry cows and
heifers at risk. Amongst the organisms found to be sensitive to Ampicillin and
Cloxacillin are:
Streptococcus agalactiae
Streptococcus spp
Staphylococcus spp
Corynebacterium spp
Escherichia coli

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.

None

Revised: July 2010
ATCVet code amended

No known undesirable effects.

None

Revised: July 2010
ATCVet code amended

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

Do not use in cows with a short dry period.
Not intended for use within 49 days of calving.
Milk for human consumption may only be taken from 156 hours after calving.
Should a cow calve earlier than 49 days after the last treatment, milk for
human consumption may only be taken from 49 days plus 156 hours after the
last treatment. Should a cow calve earlier than 49 days after treatment,
consult your veterinary surgeon.
In cows suffering from hypocalcaemia it may be necessary to withhold milk for
a longer period than that stated above. In such cases, milk should be
withheld until the levels of antibitics are below the maxium accepted residue
levels, i.e. 0.03 mcg/ml for cloxacillin and 0.004 mcg/ml ampicillin.
Animals must not be slaughtered for human consumption during treatment.
Cattle may be slaughtered for human consumption only 28 days from the last
treatment.
The product must not be used in the treatment of lactating cows. Should this
occur milk should be discarded for 30 days, following which time milk should
be tested until antibiotic can no longer be detected.
5.

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.