Cannabis Science, Inc. is engaged in medical marijuana research and development. The Company works on phytocannabinoid science targeting critical illnesses, and adheres to scientific methodologies to develop, produce and commercialize phytocannabinoid-based pharmaceutical products. The Company is involved in the creation of cannabis-based medicines, both with and without psychoactive properties, to treat disease and the symptoms of disease, as well as for general health maintenance. The Company focuses on the development of governmentally approved pharmaceuticals, including CS-TATI1, CS-S/BCC-1 and neurological therapy under study or development. The Company's subsidiaries include Cannabis Science BV and Cannabis Science International Holding BV.