Substance Abuse

Substance is often taken in larger amounts and/or over a longer period than the patient intended.

Persistent attempts or one or more unsuccessful efforts made to cut down or control substance use.

A great deal of time is spent in activities necessary to obtain the substance, use the substance, or recover from effects.

Craving or strong desire or urge to use the substance

Recurrent substance use resulting in a failure to fulfill major role obligations at work, school, or home.

Continued substance use despite having persistent or recurrent social or interpersonal problem caused or exacerbated by the effects of the substance.

Important social, occupational or recreational activities given up or reduced because of substance use.

Recurrent substance use in situations in which it is physically hazardous.

Substance use is continued despite knowledge of having a persistent or recurrent physical or psychological problem that is likely to have been caused or exacerbated by the substance.

Tolerance, as defined by either of the following:

a. Markedly increased amounts of the substance in order to achieve intoxication or desired effect

b. Markedly diminished effect with continued use of the same amount

Withdrawal, as manifested by either of the following:

a. The characteristic withdrawal syndrome for the substance

The same (or a closely related) substance is taken to relieve or avoid withdrawal symptoms

Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition

Alcohol Use Disorder (ICD 10)

305.00 (F10.10) Mild 2-3 symptoms present
303.90(F10.20) Moderate 4-5 symptoms present
303.90(F10.20) Severe 6+ symptoms present

Phencyclidine Use Disorder

305.90 (F16.10) Mild 2-3 symptoms present
304.60 (F16.20) Moderate 4-5 symptoms present
304.60 (F16.20) Severe 6+ symptoms present

Inhalant Use Disorder:

305.90 (F18.10) Mild 2-3 symptoms present
304.60 (F18.20) Moderate 4-5 symptoms present
304.60 (F18.20) Severe 6+ symptoms present

Stimulant Use Disorder

Mild: Presence of 2-3 symptoms

305.70 (F15.10) Amphetamine-type substance
305.60 (F14.10) Cocaine
305.70 (F15.10) Other or unspecified stimulant

Moderate: Presence of 4-5 symptoms

304.40 (F15.20) Amphetamine-type substance
304.20 (F14.20) Cocaine
304.40 (F15.10) Other or unspecified stimulant

Severe: Presence of 6 or more symptoms

304.40 (F15.20) Amphetamine-type substance
304.20 (F14.20) Cocaine
304.40 (F15.10) Other or unspecified stimulant

Cannabis Use Disorder

305.20 (F12.10) Mild 2-3 symptoms present
304.30 (F12.20) Moderate 4-5 symptoms present
304.30 (F12.20) Severe 6+ symptoms present

Other Hallucinogen Use Disorder

305.30 Mild Presence of 2-3 symptoms
304.50 Moderate Presence of 4-5 symptoms
304.50 Severe Presence of 6 or more

Opioid Use Disorder

305.50 (F11.10) Mild 2-3 symptoms present
304.00 (F11.20) Moderate 4-5 symptoms present
304.00 (F11.20) Severe 6+ symptoms present

Sedative, Hypnotic, or Anxiolytic Use Disorder

305.40 (F13.10) Mild 2-3 symptoms present
304.10 (F13.20) Moderate 4-5 symptoms present
304.10 (F13.20) Severe 6+ symptoms present

Tobacco Use Disorder

305.10 (Z72.0) Mild 2-3 symptoms present
304.10 (F17.20) Moderate 4-5 symptoms present
304.10 (F17.20) Severe 6+ symptoms present