Substance use is the continued use of alcohol, illegal drugs, or the misuse of prescription or over-the-counter drugs with negative consequences. These consequences may involve:
- Problems at work, school, home or in interpersonal relationships
- Problems with the law
- Physical risks that come with using drugs in dangerous situations
Substances that are commonly used include:
- Prescription drugs
Laura J. Martin, MD, MPH, ABIM Board Certified in Internal Medicine and Hospice and Palliative Medicine, Atlanta, GA. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.
This information should not be used during any medical emergency or for the diagnosis or treatment of any medical condition. A licensed medical professional should be consulted for diagnosis and treatment of any and all medical conditions. Call 911 for all medical emergencies. © 1997- 2007 A.D.A.M., Inc. Any duplication or distribution of the information contained herein is strictly prohibited.