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Signs of Substance Use

Table of Contents


Topic Overview

The following are some obvious signs that a person may be smoking cigarettes, drinking alcohol, or using other substances. This is not a complete list of signs to look for. If you suspect a particular drug or drugs, get more information on signs of use for those substances. For more information, see Teen Alcohol and Drug Use.

Cigarettes

Alcohol

Marijuana

Inhalants

Club drugs

Stimulants

LSD or other hallucinogens

Heroin

Anabolic steroids

Other general signs


Credits for Signs of Substance Use

Current as of: February 11, 2021

Author: Healthwise Staff
Medical Review: Patrice Burgess MD - Family Medicine
Adam Husney MD - Family Medicine
Martin J. Gabica MD - Family Medicine
Kathleen Romito MD - Family Medicine
Peter Monti PhD - Alcohol and Addiction
Christine R. Maldonado PhD - Behavioral Health


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