SANTA ROSA, Calif.--(BUSINESS WIRE)--Redwood Toxicology Laboratory, Inc. (RTL), a subsidiary of Inverness Medical Innovations, Inc. (AMEX:IMA), today launched a comprehensive test panel that identifies 66 drugs. This panel covers over 600 brand name prescription drugs including prescription narcotics/opiates, central nervous system depressants, antidepressants and stimulants. Commonly abused illicit drugs, alcohol (ethanol) and specimen validity are also included.