5. Drug Testing Center
In order to find a specific drug in a human’s body system, the drug testing centers are analyzing biological specimens. Biological specimens are urine, blood, hair, and sweat. The drug testing centers are also doing tests on students at universities, on athletes and the police force staff, to determine whether the suspect is using a specific drug, or not. In order to start a drug testing center business, you will need a certified medical laboratory professional. This kind of a medical business will bring you a great revenue because today there are many drugs in the world and the number of users is increasing from day to day. This is just one of the many reasons why the drug testing center found its way on our list of 11 most profitable medical businesses to start.