Sedative-Hypnotic Drugs Flashcards
Identify drug class:
Pampatulog
Hypnotics
Better safety profile:
Barbiturates or Benzodiazepines?
Benzodiazepines
MOA of Benzodiazepines
Increased FREQUENCY of Cl channel opening
FREnzodiazepine
MOA of Barbiturates
Increased DURATION of Cl channel opening
BarbiDURATes
CNS inhibitory NT
GABA
PNS inhibitory NT
Glycine
Excitatory NT
Glutamate (CNS)
Aspartate
Increases frequency of chloride channel opening
Intermediate-acting drug for seizure disorders, tranquilizer
SE: anterograde amnesia, unwanted daytime sedation
Additive CNS depression with alcohol
Drug?
Lorazepam
(Alprazolam, Clonazepam)
LAHAT NG -ZEPAM
Increases frequency of chloride channel opening
Short-acting drug for acute anxiety, anesthesia induction, preop sedation
SE: anterograde amnesia, unwanted daytime sedation, rebound insomnia/anxiety
Additive CNS depression with alcohol
Drug?
Midazolam
LAHAT NG -ZOLAM
How can benzodiazepine use affect sleep?
Decreases REM sleep
Increases frequency of chloride channel opening
Long-acting drug for seizure disorders, tranquilizer, alcohol withdrawal
SE: anterograde amnesia, unwanted daytime sedation
Additive CNS depression with alcohol
Drug?
Diazepam
Flunitrazepam
This long acting benzodiazepine is used as a date-rape drug
Flunitrazepam (Roofies/Rohypnol)
Other date rape drugs: alcohol, gamma-hydroxybutyrate
Benzodiazepine with the longest half life
Dhlordiazepoxide
36-200h
The toxic dose of benzodiazepines is how many times more than its therapeutic dose?
1000x
Antidote for Benzodiazepine Toxicity
SE: dizziness, nausea, withdrawal in those with dependence
Seizure and arrhythmia can occur when taken with TCAs
Drug, Class
Flumenazil, Benzodiazepine receptor antagonist