DENVER--(BUSINESS WIRE)--Cannabis Science, Inc. (OTCBB:CBIS) a pioneering U.S. biotech company developing pharmaceutical cannabis (marijuana) products, is very pleased to announce a second patient suffering skin cancer is self-administering cannabis extracts in collaboration with Cannabis Science. This patient has photo-documented dramatic results that we will be release to the public once treatment is completed and has been properly vetted by clinical biopsy. Cannabis Science, in conjunction with several Colorado-licensed dispensaries and physicians, consults with a number of cancer patients who were seeking to inform themselves of the current peer-reviewed scientific literature, regarding modern and historical use of cannabis preparations for treating cancers so that they can make informed decisions regarding their self-directed cancer treatment.