This webinar will review the common types of drugs that are tested in the behavioral sciences and biological sciences. We will review the 4 major categories of psycho-active drugs: stimulants, depressants, opioids and hallucinogens. We will also review common disease treating drugs like NSAIDs, antibodies, antidepressants, and immunosuppressants that have been known to appear in passages. Drugs are a big, open world! We will target this webinar to the drugs that we see often on the test!