Opioids: Difference between revisions

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|[[Oxycodone]]
 
|[[Oxycodone]]
 
|1.5
 
|1.5
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|—
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|-
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|[[Methadone]]
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|3
 
|—
 
|—
 
|-
 
|-
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|}
 
|}
   
=== Fentanyl ===
+
===Fentanyl===
 
{| class="wikitable"
 
{| class="wikitable"
 
!Fentanyl mcg/h
 
!Fentanyl mcg/h
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*IV is essentially twice as strong as PO
 
*IV is essentially twice as strong as PO
   
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== Safety ==
  +
  +
=== Adverse Events ===
  +
{| class="wikitable"
  +
!
  +
!Common
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!Occasional
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!Rare
  +
|-
  +
|Gastrointestinal
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|nausea, vomiting, constipation
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|delayed gastric emptying
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|biliary coli
  +
|-
  +
|Neurological
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|sedation, drowsiness, cognitive dysfunction
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|hallucinations, mood disturbance, anxiety, myoclonus
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|delirium, seizure, addiction
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|-
  +
|Respiratory
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|inhibition of cough reflex
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|dry mouth, bronchospasm
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|respiratory depression, non-cardiac pulmonary edema
  +
|-
  +
|Others
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|miosis
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|pruritus, muscle rigidity
  +
|hyperalgesia, allodynia, tolerance, physical dependence
  +
|}
 
[[Category:Addiction medicine]]
 
[[Category:Addiction medicine]]
 
[[Category:Anaesthesia]]
 
[[Category:Anaesthesia]]

Latest revision as of 11:52, 7 May 2021

Background

  • Class of analgesic medications that act primarily on the μ-opioid receptor

Morphine Milligram Equivalent Dose

Drug MME per mg PO MME per mg IV/SC
Meperidine 0.1
Codeine 0.15
Morphine 1 2
Oxycodone 1.5
Methadone 3
Hydromorphone 5 10
Fentanyl 200 MME per 50 mcg/h transdermal

Fentanyl

Fentanyl mcg/h MME
25 60-134
37 135-179
50 180-224
62 225-269
75 270-314
87 315-359
100 360-404
  • IV is essentially twice as strong as PO

Safety

Adverse Events

Common Occasional Rare
Gastrointestinal nausea, vomiting, constipation delayed gastric emptying biliary coli
Neurological sedation, drowsiness, cognitive dysfunction hallucinations, mood disturbance, anxiety, myoclonus delirium, seizure, addiction
Respiratory inhibition of cough reflex dry mouth, bronchospasm respiratory depression, non-cardiac pulmonary edema
Others miosis pruritus, muscle rigidity hyperalgesia, allodynia, tolerance, physical dependence