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Drug
A substance that chages the body or its function
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Agonist
Mimic or enhances the effect of neurotransmitters
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Antagonist
Blocks or reduces neurotransmitter function by occupying the receptors
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Pscyhoactive drugs
Drugs that can have a psychological effect such as in anxiety relief or hullucination
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Name 3 identifiers of Addiction
- 1. Compulsive use of a drug inspite of adverse consequences
- 2. A high tendency to relapse
- 3. Preoccupation with obtaining the drug
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A negative action that occurs when the drug is stopped
Withdrawl
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Tolerance
The individual becomes less responsive to the drug requiring the user to take increasing amounts of the drug to produce the same effect
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Derived from the opium poppy and is used in drugs for analgesia, pain relief, hypnotic, sleep induce effects, euphoria or strong feeling of happiness
Opiates
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An opiate used to treat the pain of wounds, surgery or cancer
Morphine
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A drug synthasized from morphine
Heroin
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Name 4 effects of Heroin
- 1. Crosses blood-brain barriere easily and rapidly
- 2. User may be unaware of the purity of the drug
- 3. Produces intense pleasurable effects
- 4. System tolerance develops rapidly
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Produces pain relief by stimulating the opiod receptors and produces additional positive effects by indirectly stimulating dopamine
Endorphins
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Drugs that reduce nervous system activity causing sedation, anxiety and hypnotic effects
Depressants
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What is the most commonly used and abused drug
Alcohol
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This is associated with hallucinations, dellusions, confusion and in extreme case seizures and deaths
Delerium tremens
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Drug used for treating anxiety and insomnia
Barbituates
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Activates the Central Nervous System to produce arousal, increase alertness and elevated mood
Stimulants
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Produces euphoria, decreases appetite, increases alertness and relieves fatigue
Cocaine
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A group of synthetic drugs that produe euphoria while increasing confidence and concentration
Amphetamines
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This drug produces arousal, increase alertness and decrease sleep
Caffeine
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Drugs that cause hallucinations and perceptual distortions
Psychedelic drugs
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Name 4 types of Psychedelic drugs
- 1. PCP
- 2. Ecstacy
- 3. LSD
- 4. Mescaline
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Inhibits glutamine and causes a "model psychosis" related to schzophrenia
PCP
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The midely addictive drug that causes temporary memory loss. Also known as "Cannabis sativa"
Marijuana
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Causes a negative reaction when the person takes the
addicting drug
Aversive treatments
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Combats alcohol addiction
Antabuse
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Used to treat Nicotine Addiction
Silver Nitrate
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Replace an addicting drug with another drug with
similar effects, such as methadone for opiate addiction
Agonist treatment
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Involve drugs that block the effects of the addicting drug
Antagonist treatment
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Have effects similar to those of barbiturates but are safer. They act through GABAA receptors to suppress activity in the limbic system
Benzodiazepines
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Nicotine
The primary psychoactive and addictive drug in tobacco
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Psychedilic Drugs
Compounds that cause perceptual distortions in the user
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