COLORADO SPRINGS, Colo.--(BUSINESS WIRE)--Cannabis Science, Inc. (OTCBB: CBIS), a pioneering US biotech company developing pharmaceutical cannabis products, is pleased to announce that Cannabis Science has entered into an exclusive distribution Agreement with Prescription Vending Machines Inc. (DBA Medicine Dispensing Systems) (“PVM”) and contracted with PVM’s principal Vincent Mehdizadeh to provide industry specific consulting and advisory services to Cannabis Science.