The Clinical Definition of a Substance Use Disorder from the DSM-5

Symptoms:

• Using more of a substance than intended or using it for longer than you’re meant to.

• Trying to cut down or stop using the substance but being unable to.

• Experiencing intense cravings or urges to use the substance.

• Needing more of the substance to get the desired effect — also called tolerance.

• Developing withdrawal symptoms when not using the substance.

• Spending more time getting and using drugs and recovering from substance use.

• Neglecting responsibilities at home, work or school because of substance use.

• Continuing to use even when it causes relationship problems.

• Giving up important or desirable social and recreational activities due to substance use.

• Using substances in risky settings that put you in danger.

• Continuing to use despite the substance causing problems to your physical and mental health.

Levels of Severity

• One symptom could indicate an individual is at risk.

• Two or three criteria point to a mild substance use disorder.

• Four or five symptoms show someone has a moderate substance use disorder.

• Six or more criteria indicate a severe substance use disorder, which signals an addiction to that substance.