1. Characteristics of addiction. Levels of use. Addiction, dependence and withdrawal. Vulnerability and relapse. 2. Molecular and physiological bases of addiction. Reward or reinforcement circuits. Brain structures involved. 3. Opioids 4. Neurodepressants: Barbiturates, Benzodiazepines, Alcohol. 5. Psychostimulants: Cocaine, amphetamines. 6. Nicotine and tobacco. 7. Cannabinoids 8. Psychedelics 9. Arylcyclohexylamines 10. Inhalants: Nitrous oxide, ethyl ether, volatile solvents. 11. Non-chemical addictions.

Classroom lectures. Face-to-face classes: reduced (workshops, seminars, case studies). Student individual work. Final exam. Seminars and lectures supported by computer and audiovisual aids. Practical learning based on cases and problems, and exercise resolution. Individual and group or cooperative work with the option of oral or written presentation. Individual and group tutorials to resolve doubts and queries about the subject.