Article 1
The preparation specified in the Annex, belonging to the additive category ‘coccidiostats and histomonostats’ is authorised as an additive in animal nutrition subject to the conditions laid down in that Annex.
Commission Regulation (EU) No 1118/2010 of 2 December 2010 concerning the authorisation of diclazuril as a feed additive for chickens for fattening (holder of authorisation Janssen Pharmaceutica NV) and amending Regulation (EC) No 2430/1999 Text with EEA relevance
Data as of 2026-07-04 · Compiled from an official source version. Later amendments or repeals may not be reflected; the official text prevails. · Read the official text ↗
The preparation specified in the Annex, belonging to the additive category ‘coccidiostats and histomonostats’ is authorised as an additive in animal nutrition subject to the conditions laid down in that Annex.
In Annex I to Regulation (EC) No 2430/1999, the entry under the registration number of additive E 771, concerning diclazuril for chickens for fattening, is deleted.
Premixtures and compound feed containing diclazuril labelled in accordance with Directive 70/524/EEC may continue to be placed on the market and used until stocks are exhausted.
This Regulation shall enter into force on the 20th day following its publication in the Official Journal of the European Union .
ANNEX Identification number of the additive Name of the holder of authorisation Additive (Trade name) Composition, chemical formula, description, analytical method Species or category of animal Maximum age Minimum content Maximum content Other provisions End of period of authorisation Maximum Residue Limits (MRLs) in the relevant foodstuffs of animal origin mg of active substance/kg of complete feedingstuff with a moisture content of 12 % Coccidiostats and histomonostats 5 1 771 Janssen Pharmaceutica NV Diclazuril 0,5 g/ 100 g (Clinacox 0,5 %) Additive composition Diclazuril: 0,50 g/100 g. Protein-poor soybean meal: 99,25 g/100 g Polyvidone K 30: 0,20 g/100 g Sodium hydroxide: 0,05 g/100 g Characterisation of the active substance Diclazuril, C 17 H 9 Cl 3 N 4 O 2 , (±)-4-chlorophenyl[2,6-dichloro4- (2,3,4,5-tetrahydro-3,5-dioxo-1,2,4-triazin-2-yl)phenyl]acetonitrile, CAS number: 101831-37-2 Related impurities: Degradation compound (R064318): ≤ 0,1 % Other related impurities (T001434, R066891, R068610, R070156, R070016): ≤ 0,5 % individually Total impurities: ≤ 1,5 % Analytical method ( 1 ) For determination of diclazuril in feed: reversed-phase high performance liquid chromatography (HPLC) using Ultraviolet detection at 280nm (Regulation (EC) No 152/2009) For determination of diclazuril in poultry tissues: HPLC coupled to triple quadrupole mass spectrometer (MS/MS) using one precursor ion and two product ions. Chickens for fattening — 1 1 1. The additive shall be incorporated in compound feed in form of a premixture. 2. Diclazuril shall not be mixed with other coccidiostats. 3. For safety: breathing protection, glasses and gloves shall be used during handling. 4. A post-market monitoring program on the resistance to bacteria and Eimeria spp. shall be planned and executed by the holder of authorisation. 23 December 2020 1 500 μg diclazuril/kg of wet liver 1 000 μg diclazuril/kg of wet kidney 500 μg diclazuril/kg of wet muscle 500 μg diclazuril/kg of wet skin/fat ( 1 ) Details of the analytical methods are available at the following address of the Community Reference Laboratory: www.irmm.jrc.be/crl-feed-additives
Source: EUR-Lex (Publications Office of the EU), © European Union, reuse permitted under Commission Decision 2011/833/EU.