PHARMACOLOGY : ALCOHOL AND OTHER DRUGS 3.0 Units ADST 105 emphasizes the specific action and effects of psychoactive drugs, including beverage alcohol, on the human brain and body. The history of drugs as substances of abuse is presented along with the pharmacological and physiological implications of tolerance and habituation. The part played by pharmacological therapy as a component of current abuse and addiction treatment models is examined. Several prevention models are also presented. Lecture 3 hours.