article_snippet: They said the poisons - identified as carbofuran and aldicarb - were fast acting and severe symptoms would have set in two to three hours after them being eaten.
article_snippet: Aldicarb and carbofuran are insecticides which are used in agriculture - but are not approved for use in the EU.
article_snippet: Nick Edwards, senior information scientist for Veterinary Poisons Information Service, said: 'Nick Edwards, senior information scientist for Veterinary Poisons Information Service would expect the clinical effects, if ingested by a dog, to be rapid in onset; normally between half an hour and three hours. '
article_snippet: After this time a combination of clinical effects, if the toxins were taken in sufficient quantities, would likely be present, including weakness, collapse, diarrhoea, slow heart rate, difficulty in breathing and excessive salivation.'