Indigenous peoples on several continents have discovered how to make potent arrow poisons from plants.
Brewer & Company Hypno-sedativtive image courtesy of Ebay
Image: Ketamine powder. Retrieved from Red Button on Feb. 6, 2013.
Ketamine-induced ulcerative cystitis
Eli Lilly Cannabis Fluid Extract
Full Label of Same Extract (No. 96) reads:
Poison
Current evidence suggests that systemic administration of
J. L. Hopkins & Co. Indian Cannabis (Cannabis Indica) Box
Cannabis Medicine Distributors
Image: Effect of ketamine vs. psychosis on the prediction error response. Retrieved from Cambridge Neuroscience: Dr.
Image by Foroyar22 as contributed to the Creative Commons on Flickr.com.
Medical Dictionary:
All drugs in the opiate class act on opiate receptors in the brain. They mediate relief from pain and produce feelings of euphoria.