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Chapter 8
Antianxiety and Sedative - Hypnotic drugs
17
Pharmacology
Undergraduate 3
09/22/2012

Additional Pharmacology Flashcards

 


 

Cards

Term
What are CNS Deppressants? and what do they do?
Definition
  • Antianxiety (anxiolytic) and sedatives are to help promote relaxations
  • hypnotics help promote sleep
Term
What is Anxiety?
Definition
  • d/o that can be made up of nervousness, tension, worry, or other terms that denote an unpleasant feeling
Term
What is the pathology of anxiety?
Definition
  • patho is unknown
  • can be imbalances in neurotransmission systems
Term
What is sleep?
Definition
recurrent period of decreased mental and physical activity during which a person is relatively unresponsive to sensory and environmental stimuli
Term
What is insomnia?
Definition
prolonged difficulty going to sleep or staying asleep long enough to feel rested
Term
what are Benzodiazepines used for?
Definition
anxiety and insomnia
Term
Benzodiazepines
Definition
Schedule IV drugs; have high potential for abuse and dependency
Term
How do Benzodiazepines work?
Definition
  • work by forming complex with benzodiazepine recetors and GABA in verve cells
  • GABA binds to receptor complex Cl- ions enter cell and hyperpolarize cell, makes cell more stable and less responsive to excitatory neurotransmitters
  • Benzos bind to receptor site and enhance inhibitory effect of GABA
Term
What are the pharmacokinetics of Benzodiazepines and how do they enter the body (route)?
Definition
  •  highly lipid soluble, makes it easy to enter CNS and perform action
  • well absorbed with oral administration
Term
What are indications to use Benzodiazepines?
Definition
antiznxiety, hypnotic, anticovulsant agents
Term
 what are contrindcations to using Benzodiazepines?
Definition
severe respiratory disorders, severe liver or kidney disease, hypersentivity reactions, hx of ETOH or other drug abuse
Term
Name all the Benzodiazephines
Definition
  • diazepam (Valium)-prototype
  • alprazolam (Xanax)
  • lorazepam (Ativan)
  • clonazepam (Klonopin)
  • midazolam (Versed)
  • temazepam (Restoril)
Term
What are sedative-hypnotic agents?
Definition
  • chloral hydrate
  • eszopiclone (Lunesta)
  • ramelteon (Rozerem)
  • zolpidem (Ambien)

 

Term
What does eszopiclone do?
Definition
1st hypnotic for long term use
Term
What does zolpidem do?
Definition

helps rest

 

Term
What is a type of herbal supplement?
Definition
  • melatonin
Term
What do we know about melatonin
Definition

-don't really known how much we should take

- not standardized dose in a package

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