Answer - B - The Controlled Substance Act of 1970 regulates addictive medication. Since 1970, the government has regulated addictive medications through the Controlled Substance Act. This act classifies addictive medication into five schedules, prohibits the refilling of prescriptions for Schedule II drugs, and requires that the original prescription be filled within 72 hours. Examples of Schedule II narcotics include hydromorphone (Dilaudid®), methadone (Dolophine®), meperidine (Demerol®), oxycodone (OxyContin®, Percocet®), and fentanyl (Sublimaze®, Duragesic®). Other Schedule II narcotics include morphine, opium, codeine, and hydrocodone.