Topic Overview

A blackout means not being able to remember what happened when you
were drinking or using drugs. Blackouts are not the same as passing out.
Passing out occurs when you lose consciousness. You don’t pass out when you
have a drug or alcohol blackout. In a blackout, you lose short-term memories. A
blackout is a type of

During a blackout, you may function normally. People around you may
not notice anything different about your behavior. You might do the things you
normally do, such as eat dinner, wash dishes, or watch television. But later
you have no memory of doing them.

Many people who have blackouts aren’t worried about them. They might
remember feeling good but be unable to remember what they did. This is called
euphoric recall. Other people find blackouts very disturbing and seek treatment
because of them.

You may pass out during a blackout. This can be caused by the effects
of the alcohol or drugs, a head injury from a fall when you were drunk or high,
or a
seizure. You probably will not remember hurting
yourself or having a seizure.

If you think you have blackouts, don’t drive or operate any kind of
machinery. Talk to your doctor about your blackouts. You might need to be
tested for other problems that can cause loss of consciousness.

Related Information


ByHealthwise Staff
Primary Medical Reviewer E. Gregory Thompson, MD – Internal Medicine
Specialist Medical Reviewer Peter Monti, PhD – Alcohol and Addiction
Christine R. Maldonado, PhD – Behavioral Health

Current as ofOctober 9, 2017