POM-V Prescription Required

Parofor Crypto 140 000 IU/ml Oral Solution for Pre-Ruminant Cattle

Active ingredient: Paromomycin

Form

Liquid

Species

Cattle

Manufacturer

Huvepharma N.V.

VMD MA No.

30282/5012

What it's used for

Reduction in the occurrence of diarrhoea due to diagnosed parvum. Calves should only receive the veterinary medicinal product upon confirmation of cryptosp...

Full indications, dosage and side effects ↓

View official SPC (PDF)

The prescription itself has a price. See what practices near you charge for a consultation and the written prescription fee.

Paying less for Paromomycin

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.

Your prescription rights → VMD register of retailers →

Prescription required

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

Clinical information

Parofor Crypto 140 000 IU/ml Oral Solution for Pre-Ruminant Cattle — SPC Details

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

Reduction in the occurrence of diarrhoea due to diagnosed
parvum.
Calves should only receive the veterinary medicinal product upon confirmation
of cryptosporidial oocysts in their faeces and before the onset of diarrhoea.
Paromomycin reduces faecal oocyst shedding.

Do not use in cases of hypersensitivity to the active substance, to other
aminoglycosides or to any of the excipients.
Do not use in cases with impaired function of the kidneys or liver.

Revised: April 2024
AN: 00641/2023
Do not use in ruminating animals.

Undetermined frequency
(cannot be estimated from
available data)
Nephropathy (nephrotoxicity)
Internal ear disorder (ototoxicity)
1
can be caused by aminoglycoside antibiotics such as paromomycin
Reporting adverse events is important. It allows continuous safety monitoring of
a veterinary medicinal product. Reports should be sent, preferably via a
veterinarian, to either the marketing authorisation holder or its local
representative or the national competent authority via the national reporting
system. See the package leaflet for respective contact details.

In field studies investigating the effect of the veterinary medicinal product on
diarrhoea associated with cryptosporidiosis, 23% to 32% of calves in treated
groups presented with diarrhoea, in comparison to 53% to 73% of calves in
untreated groups, during the 7-day treatment period.

Special precautions for use in animals
The use of the veterinary medicinal product should be combined with good
management practices e.g. good hygiene, proper ventilation and no
overstocking. Repeated use of the veterinary medicinal product on farms should
be avoided by improving management practices and through cleaning and
disinfection.
Aminoglycosides are considered as critically important in human medicine. Use
of the veterinary medicinal product deviating from the instructions given in the
SPC may increase the prevalence of bacteria resistant to paromomycin and
may decrease the effectiveness of treatment with aminoglycosides due to the
potential for cross-resistance.
The safety of the veterinary medicinal product has not been investigated in
animals less than 3 days of age.
Special precautions to be take by the person administering the veterinary
medicinal product to animals
This veterinary medicinal product contains paromomycin, which can cause
allergic reactions in some people.
People with known hypersensitivity to paromomycin or any other
aminoglycoside should avoid contact with the veterinary medicinal product.
Avoid contact with the skin and eyes.
In the event of accidental contact with the skin or eyes, rinse with plenty of
clean water.
If you develop symptoms following exposure, such as skin rash, you should
seek medical advice and show the package leaflet or the label to the physician.
Swelling of the face, lips and eyes or difficulty in breathing are more serious
symptoms and require urgent medical attention.
Personal protective equipment consisting of protective clothing and impervious
gloves should be worn when handling the veterinary medicinal product.
Do not eat, drink and smoke when handling the veterinary medicinal product.
Do not ingest. In case of accidental ingestion, seek medical advice immediately
and show the package leaflet or the label to the physician.
Wash hands after use.
Special precautions for the protection of the environment
Not applicable.

Revised: April 2024
AN: 00641/2023
Other precautions:
Not applicable.

General anaesthetics and muscle relaxing products increase the neuro-blocking
effect of aminoglycosides. This may cause paralysis and apnoea.

Do not store above 25°C.

Due to accumulation of paromomycin in the liver and kidneys, any repeated
course of treatment during the withdrawal period must be avoided.
Meat and offal: 62 days
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.