Tests by the British Horseracing Authority found anabolic steroids ethylestranol and stanozolol in 11 of 45 horses trained by Mahmood Al. By Rick M. Arthur, DVM. In the United Arab. Drug Testing, Passing Drug Test. :) acer juin 19, 2015. Image may contain: one or more people, horse and outdoor. And Ag-Com Productions Ltd are not responsible or liable for the content of any listing or the sale or delivery of any product or service. Horse hair contains up to six months of drug exposure. Winstrol 50 by Dragon Pharma is a synthetic anabolic steroid which contains 50mg/ml of the hormone Stanozolol, and it is commercialized in a 10ml vial. Well, there are normally three types of anabolic steroid, Equipoise (EQ), Finaplix (Fina) Pellets and Winstrol. Anabolic steroids such as Boldenone or Stanozolol (Winstrol) are synthetic. Alidac [Stanozolol] Strength.