 Herbal remedies used for hundreds of years by stockraisers can be put to commercial use, but scientists are demanding that traditional knowledge should be validated, to verify the safety and efficacy of the treatments.IT Kenya has a project in the Samburu District that is investigating effective EVM treatments.Vetaid is collaborating with the Animal Disease Research Institute of Dar es Salaam in Tanzania while the Christian Veterinary Mission is investigating EVM in Karamoja, Uganda.