Other sedative-hypnotic drugs Flashcards

1
Q

Other sedative-hypnotic drugs - 5 drugs

A
Zolpidem
Zaleplon
Eszopiclone
Melatonin
Ramelteon
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2
Q

Zolpidem - MOA

A

Selective targeting of GABAA receptors that are composed of α1 subunits (omega1 site)

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3
Q

Zolpidem - indications

A

Insomnia

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4
Q

Zolpidem and zaleplon - adverse effects

A

Dizziness, drowsiness, headache

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5
Q

Zolpidem, zaleplon and eszopiclone - interactions

A

Alcohol & CNS depressants: potentiated effect

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6
Q

Zolpidem, zaleplon, eszopiclone, ramelteon - duration of action

A

Zolpidem - Short.
Zaleplon - Very short.
Eszopiclone - Short.
Ramelteon - Short.

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7
Q

Which of the other sedative-hypnotic drugs are category B for pregnancy?

A

Zolpidem and zaleplon

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8
Q

Zaleplon - indications

A

Insomnia, medsleep awakenings

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9
Q

Eszopiclone - adverse effects

A

Dizziness, drowsiness, difficulty with coordination

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10
Q

Eszopiclone - indications

A

Insomnia

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11
Q

Melatonin - MOA

A

Principal mediator of the biologic clock that determines circadian, seasonal and reproductive rhythms. Released before onset of sleep and cause drowsiness that facilitates sleep.

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12
Q

Melatonin - indications

A

Jet lags, insomnia in shift-change workers.
Insomnia in elderly pts with melatonin deficiency, delayed sleep-phase syndrome.
Non-24-hour sleep-wake disorder.

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13
Q

Ramelteon - MOA

A

Acts selectively on melatonin receptors

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14
Q

Ramelteon - indications

A

Sleep-onset insomnia

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15
Q

Ramelteon - contraindications

A

Coadm with fluvoxamine (SSRI, strong CYP1A2 inhibitor): increases ramelteon levels by 70-fold.

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16
Q

Ramelteon - adverse effects

A

Dizziness, drowsiness, alteration of reproductive hormones

17
Q

Ramelteon - interactions

A

Alcohol, CNS depressants: potentiation of effects. Fluvoxamine: increased plasma ramelteon levels.