# Commission Regulation (EC) No 508/1999 of 4 March 1999 amending Annexes I to IV to Council Regulation (EEC) No 2377/90 laying down a Community procedure for the establishment of maximum residue limits of veterinary medicinal products in foodstuffs of animal origin, Annex IV: LIST OF PHARMACOLOGICALLY ACTIVE SUBSTANCES FOR WHICH NO MAXIMUM LEVELS CAN BE FIXED

Extent: E+W+S+N.I.

Pharmacologically active substance(s)
Aristolochia spp. and preparations thereof
Chloramphenicol
Chloroform
Chlorpromazine
Colchicine
Dapsone
Dimetridazole
Metronidazole
Nitrofurans (including furazolidone)
Ronidazole

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Source: https://www.legislation.gov.uk/eur/1999/508/annex/IV (the official version)
Page: https://openlegislation.uk/eu-regulation-1999-508/annex-IV
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.