Long term effects of meth on the brain (INFOGRAPHIC)

Meth causes specific effects on the brain. We’ve compiled them graphically here. If you like it, support us by LIKE > SHARE > PRINT for use in the classroom or medical office.

minute read

Long term effects of meth on the brain

You cannot predict how long or severe effects of meth will last. Psychologically, you may experience cravings for years. Physiologically, prolonged meth use can cause permanent changes to the brain. So what are some of the specific effects of meth on the brain? More here, with a section for your questions at the end.

Specific long term effects on the brain

On the nervous system

Long term effects of meth on the brain (INFOGRAPHIC)

Embed this infographic to your website

  • chronic fatigue
  • impaired verbal learning
  • insomnia
  • reduced motor skills

On the neurotransmitters

  • blocks the re uptake of the brain chemical dopamine
  • destroys dopamine receptors
  • increased tolerance for amphetamines
  • increases the release of dopamine
  • makes it impossible to feel pleasure

On the personality

  • aggressive behavior
  • irritability
  • paranoia
  • violent behavior

On behavior

  • anti-social or aggressive
  • compulsive repetition of meaningless acts
  • compulsive tooth grinding
  • disorganized lifestyle
  • neglect of regular brushing and flossing
  • strong desire for sugary foods and drinks

Psychological effects

  • anhedonia absence of pleasure
  • antisocial personality disorder
  • anxiety
  • major depressive episodes
  • manic episodes
  • mood disturbances
  • obsessive compulsive disorder
  • panic disorder
  • paranoia
  • phobias
  • psychosis
  • schizophrenia


What are typical doses?

Medicinal typical doses (methampehtamine is not recommended more than 6 weeks)

  • per day …… 10 to 40 mg
  • per week ……… 70 to 280 mg

Abuse typical doses

  • per day ………… 100 to 1000 mg

Chronic binge use

  • per day ………… 5000 mg

How long is “long term”?

Daily use of meth for few weeks or more.

Chronic = habitual meth abuse that substantially injures:

  • economic
  • health
  • social
About the author
Lee Weber is a published author, medical writer, and woman in long-term recovery from addiction. Her latest book, The Definitive Guide to Addiction Interventions is set to reach university bookstores in early 2019.
I am ready to call
i Who Answers?