This Pharmacology Lecture is designed to develop knowledge on marijuana and essential oils: two products which currently lack the strict regulation that the FDA applies to drugs in the US. As these products have exploded in popularity, more patients are beginning to use and abuse these products. How do they work? Are they helpful? Are they harmful? What is the level of evidence behind these products? You will learn how to effectively use or provide education to others for the safe use of marijuana and essentials oils.