ii) skal sikre sig, at foderlaegemiddel og foder, der i almindelighed anvendes ved fodring af de behandlede dyr, ikke som virksomt stof indeholder samme antibiotikum eller samme coccidiostaticum.
(ii) satisfy himself that the medicated feedingstuff and the feedingstuff currently used to feed treated animals do not contain the same antibiotic or the same coccidiostat as active substances.