{
  "url": "https://openlegislation.uk/eu-directive-2001-82/annex-I/title-I/part-3/division-A/chapter-I/division-4/division-4.1",
  "json_url": "https://openlegislation.uk/eu-directive-2001-82/annex-I/title-I/part-3/division-A/chapter-I/division-4/division-4.1.json",
  "legislation": "eudr/2001/82",
  "legislation_title": "Directive 2001/82/EC of the European Parliament and of the Council of 6 November 2001 on the Community code relating to veterinary medicinal products",
  "legislation_url": "https://openlegislation.uk/eu-directive-2001-82",
  "path": "annex/I/title/I/part/3/division/A/chapter/I/division/4/division/4.1",
  "kind": "division",
  "number": "4.1",
  "heading": "Special studies",
  "text": "For particular groups of substances or if the effects observed during repeated dose studies in animals include changes indicative of e.g. immunotoxicity, neurotoxicity- or, endocrine dysfunction, further testing shall be required, e.g. sensitisation studies or delayed neurotoxicity tests. Depending on the nature of the product, it may be necessary to conduct additional studies to assess the underlying mechanism of the toxic effect or the irritation potential. Such studies shall usually be conducted with the final formulation.\nThe state of scientific knowledge and established guidance shall be taken into account when designing such studies and evaluating their results.",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "Substituted by Commission Directive 2009/9/EC of 10 February 2009 amending Directive 2001/82/EC of the European Parliament and of the Council on the Community code relating to medicinal products for veterinary use (Text with EEA relevance)."
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eudr/2001/82/annex/I/title/I/part/3/division/A/chapter/I/division/4/division/4.1",
    "retrieved_at": "2026-11-01T15:22:59.567754+00:00"
  },
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives."
}