Opioid Conversions Flashcards
(15 cards)
What is the oral morphine equivalent of 10 mg IV morphine?
30 mg oral morphine
How much oral oxycodone is equivalent to 10 mg IV morphine?
20 mg oral oxycodone
How much IV oxycodone is equivalent to 10 mg IV morphine?
10 mg IV oxycodone
What is the oral morphine equivalent of 7.5 mg oral hydromorphone?
30 mg oral morphine
How much IV hydromorphone is equivalent to 10 mg IV morphine?
1.5 mg IV hydromorphone
How much oral tramadol is equivalent to 30 mg oral morphine?
300 mg oral tramadol
What is the oral morphine equivalent of 100 mg oral tapentadol?
30 mg oral morphine
What is the IV morphine equivalent of 100 mcg IV fentanyl?
10 mg IV morphine
How much oral morphine is equivalent to 100 mcg IV fentanyl?
30 mg oral morphine
What is the potency ratio of fentanyl to morphine?
Fentanyl is approximately 100 times more potent than morphine
What is a quick way to convert oral morphine to IV morphine?
Divide the oral dose by 3 to get the IV equivalent
What is the conversion ratio of oral hydromorphone to IV hydromorphone?
5:1 (e.g., 7.5 mg oral ≈ 1.5 mg IV)
How does tapentadol compare to morphine in oral potency?
Tapentadol is roughly one-third as potent as morphine orally
What are the practical implications of opioid potency differences?
Dose adjustments and careful monitoring are required to avoid overdose
Why is it important to consider renal function in opioid conversion?
Some opioids accumulate in renal failure (e.g., morphine); others like fentanyl are safer
