The Feed Additives (Authorisations) (England) Regulations 2022

Regulation 3

SCHEDULE 10Authorisation of Decoquinate (Deccox®) (identification number 51756i, formerly E756) as a feed additive for chickens for fattening

This schedule has no associated Explanatory Memorandum

The substance of Decoquinate (Deccox®), belonging to the additive category ‘coccidiostats and histomonostats’, is authorised as an additive in animal nutrition in accordance with the specifications in the following table(1).

(1)

This is a reference to the CAS Registry Number assigned to this substance by the Chemical Abstracts Service https://cas.org/cas-data/cas-registry.

(2)

Details of the analytical methods set out in the document referenced “Ares(2013)3639174 - 04/12/2013 ” and last updated 6th June 2016. The document is available at the following address: https://ec.europa.eu/jrc/en/eurl/feed-additives/evaluation-reports/fad-2013-0034.

(3)

BS EN 16162:2012. “Animal feeding stuffs. Determination of decoquinate by HPLC with fluorescence detection”. Published by the British Standards Institution on 31st March 2012 (ISBN 978 0 580 67002 2). Available from the British Standards Institution https://knowledge.bsigroup.com.

(4)

“Safety and efficacy of Deccox ® (decoquinate) for chickens for fattening”. Published by the European Food Safety Authority in the EFSA Journal, Volume 17, Issue 1 on 14th January 2019. This document is available at the following address https://www.efsa.europa.eu/en/efsajournal/pub/5541.

(5)

Content of Decoquinate (Deccox®): mg/kg of complete feed with a moisture content of 12%.

AdditiveDecoquinate (Deccox®)
Identification number of the additive51756i
Authorisation holderZoetis Belgium SA
Additive categoryCoccidiostats and Histomonostats
Functional groupNot applicable
Additive composition

  • Decoquinate, 60.0 g/kg

  • Refined deodorised soya oil, 28.5 g/kg

  • Colloidal silica, 0.6 g/kg

  • Wheat middlings, q.s. 1,000 g

Characterisation of the active substance(s)

Decoquinate: (Ethyl 6-decycloxy-7-ethoxy-4-hydroxyquinoline-3-carboxylate)

  • Chemical Formula: C24H35NO5

  • CAS No: 18507-89-6(1)

Related impurities:

  • Methyl-6-decycloxy-7-ethoxy-4-hydroxyquinoline-3-carboxylate: < 1.0%

  • 6-decycloxy-7-ethoxy-4-hydroxyquinoline-3-carboxylic acid: < 0.5%

  • Diethyl-4-decycloxy-3-ethoxyanilinomethylene-malonate: < 0.5%

Analytical methods(2)

For quantification of decoquinate in the feed additive, premixtures, feed materials and compound feed:

  • Reversed-Phase High Performance Liquid Chromatography with fluorescence detection (RP-HPLC-FL) in accordance with BS EN 16162:2012(3).

For quantification of decoquinate in tissues:

  • Reversed-Phase High Performance Liquid Chromatography coupled to a triple quadrupole mass spectrometer (RP-HPLC-MS/MS(4)).

Species or category of animalChickens for fattening
Maximum ageNone
Minimum content(5)30 mg/kg
Maximum content(5)40 mg/kg
Other provisions
1)

In the directions for use of the additive and premixtures, the storage conditions and stability to heat treatment must be indicated.

2)

The additive must be incorporated in compound feed in the form of a premixture.

3)

Decoquinate must not be mixed with other coccidiostats.

4)

Decoquinate must not be used in feed containing bentonite.

5)

A post-market monitoring programme must be carried out by the holder of the authorisation for resistance to bacteria and Eimeria spp. A report containing the outcome of the post market monitoring programme must be submitted to the Secretary of State before 25th November 2031.

(1)

This authorisation replaces the authorisation Decoquinate (Deccox®) under Regulation (EC) No 1289/2004. That Regulation is revoked by regulation 11 of these Regulations but see the transitional provision in regulation 10. See also Schedule 11 to these Regulations, which contains a separate authorisation of Decoquinate (Deccox®), but in a modified formulation as Decoquinate (Avi-Deccox® 60G).