CNS depressants and sedatives Flashcards

1
Q

what are the benzodiazepine sedative-hypnotic drugs?

A
  1. flurazepam
  2. temazepam
  3. triazolam
  4. midazolam
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2
Q

what are the benzodiazepine anxiolytic drugs?

A
  1. alprazolam
  2. clorazepate
  3. diazepam
  4. lorazepam
  5. oxazepam
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3
Q

what are the benzodiazepine-like (Z) drugs?

A
  1. zolpidem

2. eszopiclone

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4
Q

what is the serotonin agonist anxiolytic drug?

A

buspirone

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5
Q

what are the therapeutic uses for sedative-hypnotic drugs?

A

relief of anxiety and insomnia

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6
Q

which chemical moiety is responsible for the sedative-hypnotic effects of benzodiazepines?

A

electronegative substituent in the 7 position

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7
Q

where are benzodiazepines metabolized?

A

liver

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8
Q

what are the three metabolites of benzodiazepine metabolism? what are their half lives?

A
  1. inactive soluble glucuronides (3-hydroxy benzos) - short half life
  2. weakly active (triazolo benzos) - short half life
  3. long lived active (2-keto benzos) - long half life
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9
Q

which benzodiazepine metabolites are not influenced by age? which ARE influenced by age?

A
  1. not influenced by age - 3-hydroxy

2. influenced by age - 2-keto

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10
Q

what is the mechanism of action for benzodiazepines?

A
  1. potentiate effects of GABA at GABAa receptors

2. increase frequency of opening and conductance

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11
Q

what are the major adverse effects of benzodiazepines?

A
  1. respiratory depression
  2. tolerance
  3. anterograde amnesia
  4. dependence
  5. withdrawal
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12
Q

what is the function of flumazenil?

A

benzodiazepine antagonist

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13
Q

what is the mechanism of action of benzodiazepine antagonists?

A

compeititive inhibitor that binds to the BZ receptor - reverses effects of benzodiazepine

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14
Q

what is the clinical use for the benzodiazepine-like (Z) drugs?

A

insomnia

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15
Q

what are the barbiturate drugs?

A
  1. pentobarbital
  2. phenobarbital
  3. thiopental
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16
Q

what are the clinical uses for the barbiturates?

A
  1. anesthesia
  2. sedative hypnotic
  3. anticonvulsant
  4. medically induced coma
17
Q

what is the mechanism of action for barbiturates?

A

increase duration of GABA-gated chloride channel opening

18
Q

what type of drug is ramelteon? what is the clinical use?

A
  1. sedative

2. insomnia

19
Q

what is the MOA of ramelteon?

A

melatonin receptor agonist

20
Q

what type of drug is buspirone? what is the MOA?

A
  1. NON-sedating anxiolytic

2. partial agonist at 5HT1a (auto)receptors

21
Q

what is the beta blocker sedative hypnotic?

A

propanolol

22
Q

what are the antihistamine sedative hypnotics?

A
  1. hydroxyzine

2. diphenhydramine

23
Q

flurazepam, temazepam, triazolam, midazolam are what type of drug? what is the MOA?

A
  1. benzodiazepine sedative-hypnotic drugs

2. potentiate effects of GABA at GABAa receptors and increase frequency of opening and conductance

24
Q

alprazolam, clorazepate, diazepam, lorazepam, and oxazepam are what type of drug? what is the MOA?

A
  1. benzodiazepine anxiolytic drugs

2. potentiate effects of GABA at GABAa receptors and increase frequency of opening and conductance

25
Q

zolpidem and eszopiclone are what type of drug? what is the MOA?

A
  1. benzodiazepine-like (Z) drugs

2. potentiate effects of GABA at GABAa receptors and increase frequency of opening and conductance