DAST-10 Drug Abuse Screening Test

Answer 10 yes/no questions about drug use over the past 12 months and get an instant DAST-10 score with severity interpretation.

DAST-10 Questionnaire

Drug use in the past 12 months — excluding alcohol and tobacco

Answer all questions and tap Calculate Score to see your result.

Score Reference

0
None — no problem reported
1–2
Low — brief advice suggested
3–5
Moderate — outpatient assessment advised
6–8
Substantial — intensive assessment indicated
9–10
Severe — intensive treatment warranted

Source: Skinner HA (1982). Addictive Behaviors, 7(4):363–371.

Summary

Answer 10 yes/no questions about drug use over the past 12 months and get an instant DAST-10 score with severity interpretation.

How it works

  1. Read each of the 10 questions about your drug use in the past 12 months.
  2. Select "Yes" or "No" for each question.
  3. The tool totals your score as you answer (note: question 3 is reverse-scored).
  4. After all 10 questions, view your score and its clinical severity level.
  5. Use the interpretation table and guidance to understand what your score means.

Use cases

  • Self-screening for problematic drug use patterns.
  • Clinical intake screening in primary care or behavioral health settings.
  • Employee assistance programs assessing substance use risk.
  • Research and public health surveys measuring drug use severity.
  • Pre-treatment assessment before entering a substance use program.

Frequently Asked Questions

Last updated: 2026-07-22 · Reviewed by Nham Vu