Family support

What to do if you think someone is using drugs

Published October 3, 2024 · 7 min read · Updated April 2026
Reviewed for accuracy by licensed clinical professionals.

If you suspect someone you care about is using drugs, your response matters more than you realize.

Signs

Changes in behavior, appearance, sleep, social circle, finances, and mood. Missing obligations. Secretiveness. Physical signs vary by substance.

How to approach

Choose a calm, private moment. Use I statements (I am worried because I have noticed). Be specific about observations. Express concern without accusation. Listen. Have resources ready.

What not to do

Confront while they are intoxicated. Lecture or shame. Issue ultimatums you will not enforce. Search their belongings without addressing it directly.

Authoritative sources

This article references guidelines from: SAMHSA · NIDA · ASAM

Frequently asked questions

How do I find help?
Call SAMHSA at 1-800-662-4357.
Is treatment effective?
Yes.
Does insurance cover this?
Yes under mental health parity.

Disclaimer: Informational only. Not medical advice. SAMHSA: 1-800-662-4357.