The Racing Medication and Testing Consortium continued its march toward a national model policy on medication and drug testing Dec. 10 when regulators responded favorably to the proposal. But wholesale changes in race-day medication rules around the country aren’t expected to take place any time soon.

Regulators from 24 United States jurisdictions, as well as Canada and Jamaica, met for 3 ¹/₂ hours in Tucson, Ariz., in what largely was a question-and-answer session with a handful of consortium officials. Lonny Powell, president of the Association of Racing Commissioners International and treasurer of the consortium, called the response “very positive and very constructive