Speed, Ice

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Speed, Ice Madness

• A biology teachers guide to the stimulants in
  2006

Dr Edward Ogden PSM MA MBBS BMedSc GradCertMgt
FRACGP FAChAM
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NIDAs mission is to bring the power of science
to bearon drug abuse and addiction.
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Prevalence

• World wide use estimated 0.6 of population
• Australia has highest prevalence in the world!
• 9.1 used at some stage
• 3.2 used the previous 12 months.
• Average age at first use 20.8 years.
• 6.6 of Australian teenagers have had experience
  with amphetamines
• 97 if IDUs have tried stimulants

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Why worry?

• Users
• little understanding of effects of drug
• High risk of HIV and STD
• High rate of conversion from oral to IV
• Unlikely to seek help
• Toxicity
• 25 of users are psychotic
• 20 of psychoses longer than 1 month

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A little neuropsychology!
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Addictions the reward pathway

• Food
• Water
• Sex
• Nurturing

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The action of stimulants

• Amphetamine-type Stimulants
• Cocaine

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Positron Emission Tomography
www.drugabuse.gov
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Normal On Cocaine
www.drugabuse.gov
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Brain on Cocaine
1-2 Min
3-4
5-6
Cocaine binding
6-7
7-8
8-9
20-30
9-10
10-20
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A Brain After Cocaine
Metabolic Activity
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Long-term Consequences
Metabolic Activity
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Amygdalanot lit up
Amygdalaactivated
Nature Video
Cocaine Video
The Memory of Drugs
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The good news is Drug Abuse is apreventable
behavior and Drug Addiction isa treatable
disease
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Is it worth the risk?
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For More Information
NIDA Public Information Office 301-443-1124 Or
www.nida.nih.gov www.drugabuse.gov National
Clearinghouse on Alcohol and Drug Information
(NCADI) 1-800-729-6686
www.drugabuse.gov
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Have you changed your mind?