Sedatives And Hypnotic Drugs Dr. Wolff Flashcards
Benzodiazepines that I need to know
- Alprazolam
- Clonazepam
- Diazepam
- Lorazepam
- Midazolam
- Temazepam
Barbituates that I need to know
Pentobarbital
Phenobarbital
Thiopental
Non-Benzodiazepine BZ1 Agonist that I need to know
Eszopiclone
Zolpidem
Benzodiazepine Antagonist
Flumazenil
Maybe 5-HT Agoinst ? MOA drug used for sedation/hypnosis that I need to know
Buspirone
Melatonin Agonsit that I need to know
Ramelteon
Dual Orexin R Antagonist that I need to know
Suvorexant
Antihistamine that I need to know
Doxepin
These CNS depressants do what 4 things
- Anxiolysis
- Sedation : relax, decrease motor activity with no LOC
- Hypnosis : drowsiness, depressed state of consciousness like sleep, impaired sensory responsiveness easily aroused from
- Anesthesia : unconscious state
Transition from sleep to awake, what chemical
Melatonin
Cl- channel for GABA has bnding sites for what
- Bezoodiazepines
- Barbiturates
- Non-selective benzodiazepines
= GABA presses on breaks, these other drugs are break pads helping stop faster
Benzodiazodiazepines vs barbiturates
- Benzodiazodiazepines platau at a certain level not leading to coma, like the barbiturates
= stop at anesthesia (anxiolysis, anti-convulsion, sedation——> Hypnosis ——> Anesthesia ——> Meduallary depression ——> coma) - Also not as addictive (scedule 4 vs scheduele 2)
- Barbiturates increase duration of GABAa
Xanax
Alprazolam (Benzodiazodiazepines)
Low Potency Benzodiazepines with long halflife
Diazepam (20-80 hours)
Low Potency Benzodiazepines with short halflife
Temazepam (10-40hrs)
= amneisa is common side effect, confusion, delusions, abused recreationally
High Potency Benzodiazepines with long half life
Clonazepam (18-50hrs)
High Potency Benzodiazepines short halflife
Alprazolam (Xanax)
Lorazepam
Triazolam
Flunitrazepam (rohypnol)
Not sold legally in US = date rape drug
Benzodiazepines
- MOA
- Best for what
- Little effect on what
- Increase Cl- channel opening by GABAa stimulation (Indirect)
- Antianxiety , skeletal muscle relaxants, sedative, anti-convulsive , alcohol withdrawal
- Cardiac and lung problems (midazolam is exception ususally when added with opioids)
Benzodiazepines that can casues accumulation effect and with multiple doses can cause excessive drowsiness
- Diazepam and chlorodiazepoxemide