POM-V Prescription Required

Nobilis MG 6/85 Lyophilisate for Suspension for Chickens

Active ingredient: Mycoplasma gallisepticum

Form

Lyophilisate

Species

Chickens

Manufacturer

Intervet International B.V.

VMD MA No.

06376/5043

What it's used for

Active immunisation of future layers to reduce airsacculitis and tracheitis lesions caused by . Onset of immunity: 4 weeks. Duration of immunity: 24 weeks...

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 Mycoplasma gallisepticum

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

Nobilis MG 6/85 Lyophilisate for Suspension for Chickens — SPC Details

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

Active immunisation of future layers to reduce airsacculitis and tracheitis lesions
caused by .
Onset of immunity: 4 weeks.
Duration of immunity: 24 weeks (using a typical batch containing 7.5 log10 CFU).

Do not use in future breeders.

None known.
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 the national competent authority via
the national reporting system. See also section 16 of the package leaflet for contact
details.

Vaccinate healthy animals only.

Revised: April 2025
AN: 04281/2024
Do not use antibiotics or other substances with any antimicrobial activity known to
inhibit M. gallisepticum.

Special precautions for use in animals
It is not recommended to vaccinate in the presence of (sub-)clinical infection with
M. gallisepticum.
Vaccinated future layers may excrete the vaccine strain up to 15 weeks following
vaccination. The vaccine strain can spread to birds other than chicken and turkeys,
such as game birds, geese, and ducks. Special precautions should be taken to
avoid spreading of the vaccine strain to those species. Seroconversion may occur
after vaccination.
The vaccine strain can be differentiated from wild Mycoplasma gallisepticum based
on routine DNA analysis.
Special precautions to be taken by the person administering the veterinary medicinal
product to animals
To avoid skin and eye injuries as well as inhalation or ingestion, personal protective
equipment consisting of a mask, gloves and eye protection should be worn when
handling the veterinary medicinal product.
Wash and disinfect hands after vaccinating.
Special precautions for the protection of the environment
Not applicable.
Other precautions
Not applicable.

No information is available on the safety and efficacy of this vaccine when used with any
other veterinary medicinal product. A decision to use this vaccine before or after any
other veterinary medicinal product therefore needs to be made on a case by case basis.

Revised: April 2025
AN: 04281/2024

Store in a refrigerator (2 °C – 8 °C).
Do not freeze.
Protect from light.

Zero days.
5. IMMUNOLOGICAL PROPERTIES
Pharmacotherapeutic group: Immunologicals for Aves, domestic fowl; live
bacterial vaccines, mycoplasma
ATCvet code: QI01AE03
To stimulate active immunity against Mycoplasma gallisepticum.

Revised: April 2025
AN: 04281/2024

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.