Substance Flashcards

(87 cards)

1
Q

Signs of amphetamine intoxication

A

Dry mouth, hyperthermia, dilated pupils, tachypnoea, hypertension

Maybe chest pain & palpitations

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2
Q

Cannabis affects cognition and learning T/F

A

T

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3
Q

Amphetamines- mechanism of action

A

Catecholamine release (mostly dopamine) at the presynaptic terminal

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4
Q

Tics can be precipitated by stimulant use T/F

A

T

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5
Q

Mechanism of action of cocaine

A

Dopamine reuptake inhibition-

competitive blockade of dopamine reuptake by the dopamine transporter

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6
Q

Paranoid delusions can accompany amphetamine intoxication T/F

A

T

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7
Q

Antipsychotic use in alcohol withdrawal yes or no

A

No bcs it lowers the seizure threshold

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8
Q

What is the definition of early remission from stimulant use disorder?

A

After full criteria for stimulant use disorder were previously met, none of the criteria for stimulant use disorder have been met for at least 3 months but
for less than 12 months (with the exception that Criterion A4, “Craving, or a strong desire or urge to use the stimulant,” may be met).

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9
Q

Definition of sustained remission from stimulant use disorder

A

After full criteria for stimulant use disorder were previously met, none of the criteria for stimulant use disorder have been met at any time during a period of 12 months or longer (with the exception that Criterion A4, “Craving, or a strong desire or urge to use the stimulant,” may be met).

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10
Q

What is the contemplative stage in substance misuse?

A

Contemplation (“getting ready”) – People are beginning to recognize that their behaviour is problematic, and start to look at the pros and cons of their continued actions

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11
Q

What is the substance most commonly used in adolescents?

A

Alcohol

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12
Q

Higher or lower doses of methadone maintenance for better treatment retention and decreased illicit drug use?

A

Higher

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13
Q

Does pharmacological treatment of ADHD reduce future substance misuse?

A

Stimulant use prevents reduces future substance use

- at least in youth stimulants reduce SUD by 50% (Faraone meta analysis 2003) to close to levels of general pop

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14
Q

What is the difference between naloxone and naltrexone?

A

They are both opioid antagonists. Naloxone is short acting and naltrexone is long acting and approved for treating opioid dependence as a result

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15
Q

Suspect intoxication with which drug in a patient with vertical nystagmus?

A

PCP

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16
Q

Naltrexone cannot be used w significant liver disease T/F

A

T

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17
Q

Monitoring with naltrexone

A

LFTs quarterly

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18
Q

Naltrexone and pregnancy

A

Contraindicated

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19
Q

Acamprosate in pregnancy

A

Contraindicated

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20
Q

Acamprosate and liver dysfunction

A

No

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21
Q

Acamprosate and carrying on drinking

A

No you need to be abstinent 5 days

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22
Q

Disulfiram and drinking

A

No

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23
Q

Disulfiram and pregnancy

A

Contraindicated

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24
Q

What is a standard drink of alcohol?

A

13.6gr of pure alcohol. 12oz beer, 5oz wine, one shot of spirits

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25
Low risk drinking guidelines Canada
Men max 15/ week (max 3 day) women 10/week (max 2 day)
26
When do seizures and hallucinations start in ETOH withdrawal
8-24 hours
27
Naltrexone can be used with ongoing drinking T/F
T
28
Acamprosate is TID dosing T/F
T
29
Acamprosate a problem in renal impairment T/F
T
30
Disulfiram no psych sfx T/F
F, mood swings & psychosis
31
Which is the only non substance addiction disorder in DSM
Gambling
32
Action of Acamprosate
GABA agonist & glutamate antagonist
33
Action of naltrexone
Blocks mu opioid receptor
34
The first line treatments of alcohol use disorder
1. Naltrexone | 2. Acamprosate
35
Naltrexone can cause potentially fatal hepatitis T/F
T
36
Disulfiram interferes with dopamine metabolism T/F
T
37
Methadone reduces risk of death in opioid addiction T/F
T
38
Methadone has a short duration of action T/F
F
39
Methadone is assoc a a high risk of overdose early in treatment T/F
T
40
What is suboxone?
Buprenorphine + naloxone
41
Suboxone safer than methadone T/F
T overdose much less frequent
42
What are the approved pharmacological treatments for cannabis use disorder?
There aren’t any
43
Prevalence gambling disorder
1% (London)
44
Canadian Coalition for Seniors Mental Health: Low risk drinking guidelines for senior adults
Women: max 1 drink/day, 5/week. Men: max 1-2/day and 7/week
45
Prevalence of alcohol use in schizophrenia
40% K&S
46
Opioid withdrawal can present with delirium T/F
F
47
Benzo withdrawal is potentially lethal T/F
T
48
The most commonly abused substance in adolescence
Alcohol
49
What is the half life of alcohol
4-5 hours
50
What is type II alcoholism
It affects only the sons of alcoholic fathers & starts in adolescence
51
Clonidine is ised in opioid withdrawal T/F
T
52
Treatment for cocaine detox
No pharmacological agents. Symptoms are minor, its just craving. Treatment is relapse prevention
53
NT involved in opioid withdrawal symptoms
Noradrenergic
54
Hyperphagia is associated with no cocaine craving in cocaine use disorder T/F
T
55
Risk factors for developing DTs
Risk factors for developing delirium tremens (DTs) include the following:  Prior ethanol withdrawal seizures  History of DTs  Concurrent illness  Daily heavy and prolonged ethanol consumption  Greater number of days since last drink  Severe withdrawal symptoms at presentation  Prior detoxification  Intense craving for alcohol 
56
Amantadine may be an effective treatment for cocaine-dependent patients with severe cocaine withdrawal symptoms T/F
T
57
How long do cocaine metabolites stay in the urine
96hours
58
Cannabis effects on cognition last how long
Up to 48 hours but prob a lot less 5-12 hours
59
Hyperreflexia is seen in which withdrawal states?
BDZ & alcohol
60
Addictive drugs activate which dopaminergic pathways?
Mesocortical and mesolimbic
61
A low dose of a substance can reactivate addiction via the D3 pathway T/F
T
62
Stress can reactivate addiction via increased amygdala activity (increased NE and CRF release) T/F
T
63
How is early remission defined in DSM V?
At least 3/12 but less than 12/12
64
What is the longest acting opioid antagonist and how long does it last?
Naltrexone 72 hours
65
Mechanism of action of Disulfiram
Inhibits acetaldehyde dehydrogenase
66
Define mild, moderate & severe alcohol use disorder as per DSM V
mild AUDs – defined as the presence of 2-3 criteria moderate AUDs – defined as the presence of 4-5 criteria severe AUDs – defined as the presence of 6 or more criteria
67
DSM V criteria for alcohol use disorder (including the time frame and how many criteria are required)
DSM-5 Alcohol Use Disorder Criteria According to the DSM-5, alcohol use disorder is “a problematic pattern of alcohol use leading to clinically significant impairment or distress, as manifested by at least two of the following [criteria], occurring within a 12-month period.” 1. Alcohol is often taken in larger amounts or over a longer period than was intended. 2. There is a persistent desire or unsuccessful efforts to cut down or control alcohol use. 3. A great deal of time is spent in activities necessary to obtain alcohol, use alcohol, or recover from its effects. 4. Craving, or a strong desire or urge to use alcohol. 5. Recurrent alcohol use resulting in a failure to fulfill major role obligations at work, school, or home. 6. Continued alcohol use despite having persistent or recurrent social or interpersonal problems caused or exacerbated by the effects of alcohol. 7. Important social, occupational, or recreational activities are given up or reduced because of alcohol use. 8. Recurrent alcohol use in situations in which it is physically hazardous. 9. Alcohol use is continued despite knowledge of having a persistent or recurrent physical or psychological problem that is likely to have been caused or exacerbated by alcohol. 10. Tolerance, as defined by either of the following: a need for markedly increased amounts of alcohol to achieve intoxication or desired effect, or a markedly diminished effect with continued use of the same amount of alcohol. 11. Withdrawal, as manifested by either of the following: the characteristic withdrawal syndrome for alcohol, or alcohol (or a closely related substance, such as a benzodiazepine) is taken to relieve or avoid alcohol withdrawal symptoms.
68
When do alcohol withdrawal symptoms typically begin?
4-12 hours after stopping/ reducing intake
69
How does alcohol contribute to the development of heart disease? (2)
1. Low grade hypertension | 2. Marked increase in triglycerides and LDL cholesterol
70
According to DSM V the large majority of individuals who develop AUDs do so by which age?
Late thirties
71
How much does the risk of AUD increase by in children of parents with AUDs?
3-4X
72
One year prevalence AUD in adolescents and adults
4.6% adolescents and 8.5% adults according to London course
73
The mental disorder with the largest substance use concurrent prevalence
ASPD 84% (London)
74
First line treatments for AUD
1. Naltrexone | 2. Acamprosate
75
Which psychosocial treatment best for AUD?
According to Project Match (1988-98): MET = CBT = Twelve step
76
Naltrexone does what to people with AUD in terms of drinking habits?
Reduces heavy drinking
77
Naltrexone contraindications in AUD (3)
1. Liver dysfunction 2. Opioid use 3. Pregnancy
78
Duration of action naltrexone
24-72 hours
79
Route of metabolism acamprosate
Renal
80
Number of days abstinent for alcohol for acamprosate
5
81
Effect of acamprosate
Maintains abstinence
82
Best pharmacological AUD therapy for a liver patient
Acamprosate
83
Abstinent for how long before starting disulfiram?
Two days
84
The Cochrane review 2020 said which psychosocial treatment is best for AUD in terms of abstinence?
12-step (42% at 12/12 cf 35% on CBT at 12/12)
85
Methadone reduces criminal behaviour T/F
T
86
Naltrexone is used in gambling disorder T/F
T but not much of an evidence base
87
Two NRTs together are better than one T/F
T