Central Nervous System Stimulants and Related Drugs Flashcards

1
Q

What do Central Nervous System Stimulants and Related Drugs do?

A

These drugs stimulate a specific are of the brain or spinal cord

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2
Q

What are examples of Excitatory NTs?

A

Dopamine
Norepinephrine
Serotonine

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3
Q

What are the major therapeutic uses of Central Nervous System Stimulants and Related Drugs?

A

anti–attention-deficit/hyperactivity disorder, antinarcoleptic, anorexiant, antimigraine, and analeptic drugs

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4
Q

Where is the site of action for CNS stimulate drugs?

A

in the CNS

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5
Q

What is ADHD

A

Attention-Deficit Hyperactivity Disorder

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6
Q

What population is ADHD more prevalent in?

A

Boys by 2-9 x more. May be related to underdiagnosing in girls.

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7
Q

What is the main symptom of ADHD?

A

inappropriate ability to maintain attention span, or hyperactivity and impulsivity

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8
Q

T/F: ADHD drugs work the same for adults and children

A

T

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9
Q

What is Nacrolepsy?

A

The incurable neurological conditions in which the patient will unexpectedly fall asleep

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10
Q

What is Cataplexy? What triggers it?

A

sudden acute skeletal muscle weakness. Triggered by strong emotion

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11
Q

What are the features of a migraine?

A

pulsatile quality with pain that worsens with each pulse
often occur on one side of the head
may cause Nausea, vomiting, patient avoids light and sounds

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12
Q

What drugs are used for ADHD and Narcolepsy?

A

Amphetamines: methylphenidate (Ritalin)
Nonamphetamine stimulant
Modafinil
Nonstimulant drugs
atomoxetine; also used to treat ADHD

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13
Q

What areas of the brain do Amphetamines stimulate?

A

Areas of the brain relating to metal alertness

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14
Q

What effects do Amphetamines have on the CNS?

A

Mood elevation or euphoria
Increased mental alertness and capacity for work
Decreased fatigue and drowsiness
Prolonged wakefulness

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15
Q

What effects do CNS stimulant drugs have on the respiratory system?

A

Relaxation of bronchial smooth muscle
Increased respiration
Dilation of pulmonary arteries

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16
Q

What are the AEs of CNS stimulants? Speed up the Brain

A

Depends on the range but commonly Palpitations, tachycardia, hypertension, angina, anxiety, insomnia, headache, tremor, nausea, vomiting, diarrhea, dry mouth, increased metabolic rate, others

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17
Q

What Nonstimulant Drug is used to treat ADHD and Narcolepsy?

A

Atomoxetine

18
Q

What is one of the most commonly prescribed ADHD drugs?

A

Amphetamine asparate

19
Q

This drug is approved for treating ADHD in children > 6 yo

A

Atomoxetine HCl

20
Q

What thought may Atomoxetine HCl provoke?

21
Q

What are the Amphetamine drugs you need to know for the exam?

A

Atomoxetine HCl
Amphetamine Aspartate (adderall)
Methylphenidate HCl
Modafinil

22
Q

What is Modafinil used for?

A

improving wakefulness in pts associated with narcolepsy

23
Q

What drug has less potential for misuse than amphetamines and methylphenidate?

24
Q

What are Anorexiants used for?

A

Treatment of obesity

25
T/F: Anorexiants are available in Canada?
F: they are not available in Canada and the effectiveness of them has yet to be proven
26
What is the Anorexiants drug you need to know for the exam?
Orlistat
27
How dose Orlistat work?
Inhibits absorption of caloric intake from fatty foods
28
What are the AEs of Anorexiants?
Headache Upper respiratory infection Gastrointestinal (GI) distress fecal incontinence
29
What is the Antimigraine (serotonin agonists; triptans) drug you need to know for the exam?
sumatriptan
30
What is the MOA of Antimigraine drugs?
Stimulate the 5-HT receptors to cause vasoconstriction reduce the inflammation caused by neuropeptides
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What are the AEs of Triptans?
Vasoconstriction Irritation at injection site Tingling flushing congestion
32
What are Analeptics used for today?
For neonatal apnea
33
What is the example of Analeptic drug you need to know for the exam?
Caffeine
34
Where can Caffeine be found?
OTC drug food/ drinks Prescribed
35
In what patients do you need to use Caffeine with caution?
Peptic ulcer Recent myocardial infarction Dysrhythmias
36
What is the MOA of Caffeine?
Antagonizes adenosine receptors
37
What are the AEs of Analeptic drugs?
Stimulation of gastric secretions, diarrhea, and reflex tachycardia Flushing, sweating Elevated respiratory rate Muscular tension and tremors
38
What needs to be assessed for before and during Central Nervous System Stimulants and Related Drugs therapy?
contraindications herbal interactions abnormal cardiac rhythms, seizures, palpitations, liver problems in children ht and wt
39
When should ADHD drugs be given?
4-6 hrs before bed to reduce insomnia 30-45 mins before meal on empty stomach
40
What are the nursing Implications for Anorexiants?
Follow instructions for diet and exercise. Take in the morning. Avoid caffeine. Fat-soluble vitamin supplementation may be needed.
41
What are the Nursing implications for Selective serotonin receptor agonists
Dissolvable wafers, nasal spray, and self-injectable forms Provide specific teaching about correct administration Instruct patients to keep a journal to monitor response to therapy.
42