Cannabis Timeline in Medicine

Cannabis Timeline in Medicine

1. 2900 BC - first recorded evidence of cannabis use in medicine
2. 1500 BC - Chinese Pharmacopoeia recording of cannabis use in medicine
3. 1621 - First recorded use of cannabis in treating depression
4. 1850 - Cannabis indica added to US Pharmacopeia
5. 1889 - Lancet article outlines use of cannabis for narcotic withdrawal
6. 1937 - Marijuana Tax Act
7. 1941 - Removal of cannabis from the Pharmacopeias