We provide point-of-care diagnostic testing solutions for toxicology, infectious disease and fertility. National Test Systems is a leader in serving government agencies and programs, health care facilities and recovery programs with top quality drug screening test devices and supplies with unmatched customer support. If you are in need of rapid instant testing kits and supplies for drugs of abuse screening, fertility or infectious disease National Test Systems is an all in one service provider. National Test Systems is also partnered with Labs across the nation that utilize the most up to date confirmatory testing methods with fast turn around and accurate results. National Test Systems