Module 9: Introduction

The reading for Module 9 introduces concepts essential for understanding the nature of sedative-hypnotic and central nervous system depressant substances, their use and misuse, and their effects. This online textbook includes content prepared by the book’s author, as well as several readings from the published literature.

Module 9 Reading Objectives

After engaging with these reading materials and learning resources, you should be able to:

• Explain the nature and actions/effects of sedative/hypnotic and CNS depressant substances
• Identify patterns in the United States of use and misuse of these substances
• Describe the relevance of key pharmacokinetic and addiction principles;
• Define several key terms related to substance use disorders.