2. Intravenous anesthetics. Neurolept analgesia. Perioperative medication .3. Benzodiazepines Flashcards

1
Q

Intravenous anesthetics

A
Propofol 
Etomidate 
Ketamine 
Barbiturates
Benzodiazepines
Opioids
α2 adrenergic agonists
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2
Q

Propofol

A
sedative / hypnotic (no analgesia) 
for: induction and maintenance 
acts on GABAA receptors 
fast onset 
liver metabolism 
short half life 
antiemetic 
AE: Vasodilation, can have excitatory phenomena, pain at site of injection
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3
Q

Etomidate

A

hypnotic (no analgesia)
induction due to rapid onset and short duration
Cardiovascular stability
AE: myoclonic movements

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4
Q

Ketamine

A
NMDA antagonist (PCP site) 
Anesthetic and analgesic! 
“dissociative anesthesia” 
increases sympathetic activity 
good for hypovolemic / cardiogenic shock patients 
clinical indication: strok, hypertension 
No muscle relaxation effect 
AE: risk of convulsions
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5
Q

Barbiturates for intravenous anesthesia

A

Thiopental

Methohexital

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6
Q

Benzodiazepines for intravenous anesthesia

A

Midazolam
Lorazepam
Diazepam

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7
Q

Opioids for intravenous anesthesia

A

Analgesic | choice based on duration
IV / Intrathecal injection
AE: hypotension, respiratory depression, muscle rigidity opioid “hangover” - nausea and vomiting
suffix - entanil

druges ...
Fentanyl
Alfentanil
Remifentanil
Sufentanil
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8
Q

α2 adrenergic agonists for intravenous anesthesia

A

Clonidine

Dexmedetomidin

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9
Q

dissociative anesthesia

A

characterized by catalepsy, catatonia, analgesia, and amnesia

not always involve loss of consciousness so it is not a state of general anesthesia

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10
Q

Fentanyl

A

longest duration than other opiod

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11
Q

Naloxone

A

antagonize opioids effect

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12
Q

Dexmedetomidin

A

α2 adrenergic agonists

Sedative (without respiratory depression), analgesic, sympatholytic, anxiolytic effects

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13
Q

Benzodiazepines

A

lipophilic
act on GABA.A

druges ..
Midazolam 
Triazolam 
Lorazepam 
Oxazepam 
Alprazolam 
Nitrazepam 
Chlordiazepoxide 
Diazepam 
Flurazepam 
Clonazepam 
Temazepam
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14
Q

very short acting Benzodiazepines

A

Midazolam

Triazolam

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15
Q

short acting Benzodiazepines

A

Lorazepam

Oxazepam

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16
Q

medium acting Benzodiazepines

A

Alprazolam

Nitrazepam

17
Q

long acting Benzodiazepines

A

Chlordiazepoxide
Diazepam
Flurazepam

18
Q

Midazolam

A

Hypnotic, induction of general anesthesia (retrograde amnesia)

19
Q

Triazolam

A

Hypnotic

for difficulties falling asleep

20
Q

Lorazepam

A

Anxiolytic, Hypnotic, Antiepileptic , induction of general anesthesia (retrograde amnesia)

21
Q

Oxazepam

A

Anxiolytic

dont have active metabolite

22
Q

Alprazolam

A

Anxiolytic, used in Panic attack and mental depression as well

23
Q

Nitrazepam

24
Q

Chlordiazepoxide

A

Anxiolytic

25
Diazepam
Centrally muscle relaxant, Antiepileptic, premedication before general anesthesia
26
Flurazepam
Hypnotic
27
Clonazepam
prolonged treatment of anxiety disorders, panic, Antiepileptic (adjunctive therapy) First line drug in absence seizure and Lennox-Gastaut syndrome disadvantageous Sedation and tolerance
28
Temazepam
intermediate acting | for patients experiencing frequent wakening
29
Flumazenil
**not benzodiazepine** used as an antidot for BZN GABA receptor antagonist IV only
30
Anxiolytic Benzodiazepines
Chlordiazepoxide Oxazepam Clonazepam Alprazolam
31
hypnotic Benzodiazepines
``` Nitrazepam Flurazepam Midazolam Triazolam Lorazepam ```
32
Benzodiazepines for panic attaks & mental depression
Alprazolam | Clonazepam
33
Benzodiazepines for centrally acting skelatal muscel relaxants
Diazepam
34
antiepileptic Benzodiazepines
Diazepam Lorazepam Clonazepam
35
premedication before general anesthesia
Diazepam
36
induction of general anesthesia
Midazolam | lorazepam
37
metabolizem of bezodiazepinse
3 types diazepam type - active metabolite withe long half life triazolam type - active metabolite with short half life oxazepam type no active metabolite