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whatnis the difference between fentanyl and norfentanyl

A 39-year-old member asked:
Dr. Lori Wagner
26 years experience Internal Medicine
Half-life & delivery: Both are opioids but stay in your body for different lengths of time (half-life) and, of course differ in their delivery (oral versus patch).
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A 38-year-old member asked:
Dr. Lori Wagner
26 years experience Internal Medicine
Half-life & delivery: Both are opioids but stay in your body for different lengths of time (half-life) and, of course differ in their delivery (oral versus patch).
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5 thanks
Dr. Gary Ritholz
29 years experience Anesthesiology
Both narcotics: Fentanyl and Oxycontin are both narcotics. Fentanyl is normally an intravenous medication when formulated as a skin patch it delivers a constant dos ... Read More
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A 23-year-old male asked:
Dr. Ihab Ibrahim
28 years experience Pain Management
Blocks pain : Fentanyl is an opioid analgesic. Fentanyl interacts predominately with the opioid mu-receptor. These mu-binding sites are distributed in the human bra ... Read More
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Dr. Richard O'Leary
28 years experience Anesthesiology
Provide pain relief: Fentanyl patches are small patches like a band-aid. The medicine is mixed into the bandage material. Once it is applied to the skin, the fentanyl, a ... Read More
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A male asked:
Dr. Dariush Saghafi
32 years experience Neurology
Please tell YOUR age: If would appear that you are signing in under someone else's account and since you are asking a bit of an unusual question when it comes to the contro ... Read More
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1 thank
A 52-year-old male asked:
Dr. Patrick Kohlitz
10 years experience Internal Medicine
Relatively safe: If the fentanyl patch was prescribed by your doctor he/she should have properly reviewed any contraindications. Fentanyl is an opioid medication that ... Read More
A 48-year-old member asked:
Dr. Mitchell Zeitler
38 years experience Anesthesiology
Use a prep: Try getting a "prep kit" from the drug store that cleans the area and will also provide a sticky film on top of the skin. If you can't find it perhap ... Read More
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A 28-year-old male asked:
Dr. Boris Aronzon
23 years experience Anesthesiology
Narcotic: Fentanyl is very potent synthetic analgetic, known under many commercial names: sublimaze, actiq, durogesic, duragesic, (fentanyl) fentora, matrifen, ... Read More
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1 thank
A 43-year-old member asked:
Dr. Harry Kwak
12 years experience Anesthesiology
Pain relief: Fentanyl works on pain receptors. Its primary use is to alleviate pain. How fast it works depends on how it is given (IV, IM, transdermal). I'll as ... Read More
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1 thank
A 31-year-old member asked:
Dr. Judah Lindenberg
20 years experience Neurology
A pain medication: It is a very strong (narcotic) pain medication often used to treat the most severe pain.
A 42-year-old member asked:
Dr. Romanth Waghmarae
38 years experience Pain Management
Fentanyl: Usually anywhere from 6-8 hours.
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