From 1850 to 1937, cannabis was used as the prime medicine for more than 100 separate illnesses or diseases in U.S. pharmacopoeia. During all this time (until the 1940s), science, doctors, and drug manufacturers (Lilly, Parke-Davis, Squibb, etc.) had no idea of its active ingredients. Yet from 1842 until the 1890s, marijuana, generally called Cannabis Indica or Indian Hemp extractums, was one of the three items (after alcohol and opium) most used in patent and prescription drugs (in massive* doses, usually by oral ingestion). To read full informative article click here