Pharmacology Background I. Definitions A. Pharmacology B. Drug C. Medication II. History A. Middle Ages 1. compounding 2. Rx 3. apothecary B. 1800's C. Early 1900's D. Now III. Drug classifications A. Prescription drugs B. OTC C. Schedule drugs 1. Acts a. Schedule I b. Schedule II c. Schedule III d. Schedule IV e. Schedule V 2. storage & access 3. dispense D. Orphan drug act