Foreign drugs, medications or substances. There are no quick fixes to substance abuse, but screening and information help, especially if the screening is carefully controlled. The purpose of this section and 163.303163.318 is to protect the integrity of horse racing, to. Code 163.302. of the offending object is necessary, however, if it contains a toxic substance; is. Setnor Byer Insurance & Risk - Risk Briefs | Setnor Byer Insurance. What are proteins foreign to the body called? A heterologous protein; however, any abnormal substance (bacteria, viruses, cancer cells) in the body is called an antigen Foreign Substance Penalty Protocol USDA Horse Protection Program Protocol for Foreign Substance Penalty Beginning June 1, 2008, USDA will take the following actions in response to a foreign substance. Answers.com - A protein produced by the body to combat foreign. Answers.com - What is a foreign substance that triggers an immune. 058 Pa