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Doctor insights on: Whatnis The Difference Between Fentanyl And Norfentanyl

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What are the differences between fentanyl patches and morphine?

What are the differences between fentanyl patches and morphine?

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). ...Read more

Dr. Norman Cohen
220 doctors shared insights

Sublimaze (Definition)

Sublimaze is a drug that increases narcotic effects which is a ...Read more


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What are the differences between fentanyl patches and oxycontin?

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). ...Read more

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How do fentanyl patches work?

How do fentanyl patches work?

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, an opiate medication, slowly dissolves through the patient's skin and is ultimately absorbed into the blood so that it circulates throughout the body providing pain relief. The patches come in different doses affecting length of time they work. ...Read more

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What does fentanyl patch look like?

What does fentanyl patch look like?

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 controlled substance Fentanyl we need to verify your age and the purpose of your question. This site is for answering medical questions that have clinical relevance for patients with an illness. How does your question address a clinical need? ...Read more

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How safe are Fentanyl patch 50 mcg?

High risk: for side effects, abuse and potential serious breathing problems and death. Vomiting, constipation,dizziness, drowsiness, or headache, just a few common side effects that may occur. Carefully follow your physician instructions for using fentanyl patches and remember that your doctor has prescribed this medication because he/she has thought that the benefit to you is greater than the risk. ...Read more

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How do I get fentanyl patches to stick?

Brand name: Try different manufactures. Some stick better then others. J&j makes reliable patches. Also wipe your skin with alcohol, let it dry, then apply. ...Read more

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What happens when fentanyl 50mg kicks in?

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 assume you are referring to IV. Works in 1-5 mins, lasts ~ 45-90 mins. Some very serious, but expected side effects include slowed or even stopped breathing, low blood pressure, sedation. Expect excellent pain relief with Fentanyl when used properly ...Read more

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I need to know what is fentanyl 100 mcg/h?

A pain medication: It is a very strong (narcotic) pain medication often used to treat the most severe pain. ...Read more

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Fentanyl patch - how long until it kicks in?

Fentanyl patch - how long until it kicks in?

Fentanyl patch: The fentanyl in the patch should start it effect very soon after application of the patch. Within minutes. The onset if affected by your skin type and any chemicals on your skin before applying the patch. Make sure you follow directions on its use and if the dose is insufficient for you your doctor may need to increase the dose. Good luck. ...Read more

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How long does can I take the fentanyl patch?

How long does can I take the fentanyl patch?

As long as doc says: Fentanyl is a narcotic used to fight pain. The patch form is typically used for those w/chronic pain. Therefore, one should only take it as long as your physician recommends that you do so. Be careful of addiction as well as constipation. ...Read more

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Fentanyl patch fell off in pool, what to do?

Call your doc: The best course of action is going to be to call your doc and explain and ask them for recommendations. The course of action will depend on your patch dosage, when you last changed it and the reason you use the patch. It is not safe to make recommendations without this information, so you need to confer with the prescribing doctor. ...Read more

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How often does fentanyl cause overdose death?

How often does fentanyl cause overdose death?

Depends: The main risks with fentanyl would be excessive and/or inappropriate over-usage at home. Deaths from narcotic accidental overdoses are increasing across the country. In a monitored situation such as in a hospital, overdose would likely be very rare but not impossible. ...Read more

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Can you ease tell me what a fentanyl patch is?

For chronic pain: Fentanyl transdermal patch is used in chronic pain management. The patches work by releasing fentanyl into body fats, which then slowly release the drug into the bloodstream over 48 to 72 hours, allowing for long-lasting relief from pain. The patches are available in generic form and are available for lower costs. Dosage is based on the size of the patch, since the t. ...Read more

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My fentanyl patch fell off in pool, what to do?

Call Doctor: Fentanyl is a powerful narcotic and the patch has a particular way of working. Therefore, any changes in pain management plan must be directed by md. ...Read more

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How long before the first fentanyl patch starts to work?

It's peak onset: May take 24 hours with first patch, and will recapitulate the build up if a gap of 2 hours without patch occurs. Break though narcotics can be used unitl peak action. ...Read more

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What is usualy the the starting dose for a fentanyl patch?

What is usualy the the starting dose for a fentanyl patch?

Varies: The dosing depends on how much opiate class drugs one is already taking. For those taking a relatively small amount and without evidence of tolerance, the starting dose is 25 mcg/hr. If one is taking higher doses of drugs such as oxycodone, morphine, hydromorphone or methadone, the starting dose could be 50, 75 or even 100 mcg/hr. ...Read more

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Why after a week,am I still testing positive for fentanyl?

Why after a week,am I still testing positive for fentanyl?

Read this link...: Ref: Toxicologic Testing for Opiates: Understanding False-Positive and False-Negative Test Results, as found at: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3505132/ ...Read more

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Fentanyl .5mg/ 10ml. X 10ml. X 5 units, what does this mean?

Fentanyl Dose: It appears that you are citing a certain mg amount of fentanyl in a certain volume of liquid in which it is suspended. You would have to clarify what exactly you are referring to. Fentanyl is a very powerful synthetic narcotic that has many side effects and risks associated with it. ...Read more

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Please help! what is the lowest possible fentanyl patch dose?

Fentanyl: 25 micrograms/hr is the lowest clinically relevant dose. 12.5 microgram is the lowest available. ...Read more

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How long does it take for fentanyl to come out of your system?

How long does it take for fentanyl to come out of your system?

Short: Fentanyl is a synthetic opioid medicine with a short half-life on the order of 30 minutes. Extarpolating the math, one would expect 90%+ of a single administration to be cleared from a person within a couple of hours.L assuming normal metabolic parameters. ...Read more

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What are the complications of addict with pethiden and fentanyl?

What are the complications of addict with pethiden and fentanyl?

Addiction: The most serious is death. Pethidine and fentanyl is a bad combination. Pethidine can build up toxic metabolites which cause seizures as well. You may have one and aspirate and then die from lung complications. Get help please if you want to live a long life. ...Read more

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Can i be on the fentanyl patch and also 80 mg oxycoton the patch is 25 mg?

Can i be on the fentanyl patch and also 80 mg oxycoton the patch is 25 mg?

Serious Medications: First of all mixing opiates together is a very serious issue. If you are on the 80mg Oxycontin cr tablet, i would imagine you are dealing with very severe pain. Adding additional opiates with Oxycontin should really only be prescribed a pain specialist and monitored very closely. The pain management doctor should organize a specific treatment plan with you. Theses medications are serious stuff. ...Read more

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Fentanyl .5mg/ 10ml. x 10ml. x 5 units, can you please help interperet this?

Fentanyl: Fentanyl is a narcotic that is available in ampulles by the use of anesthesiologist in the course of giving anesthesia to a patient and you cannot buy it. The other form is in the form of patches that is prescribed to patients for the pain management of chronic pain such as cancer pai it comes in different dosing ...Read more

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I have a fentanyl 25mcg/hr patch. What is the best way to go about taking it?

I have a fentanyl 25mcg/hr patch. What is the best way to go about taking it?

Fentanyl: Place it on intact skin. Do not expect any benefit for about 6-8 hrs (provided the dose is effective). Also patch is to be changed every 72 hrs. ...Read more

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Please help! what happens if you cut a fentanyl patch to have a smaller dose?

Should not be done: Transdermal fentanyl patches are engineered to deliver a specific dose per unit of time. The size of the patch and the adhesives/compounds in the patch must remain intact. Cutting the patch may result in too little being administered or possibly a fatal overdose. ...Read more

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I am a fentanyl patch but my work drug tests come up negative. How can this be?

Fentanyl is: Unique pharmacolocig compund that may cover narcotic/opiod receptors but it and its metabolites may not be picked p in generic screens for morhine, heroin, Methadone or cannabinoids. There are other newer pain products Nucynta (tapentadol) that also are relatively potent analgesics that do not turn screens positive. ...Read more

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I think Its better to change my fentanyl patches after two days is this common?

I think Its better to change my fentanyl patches after two days is this common?

Your doc's opinion: It typically takes a bit longer for Fentanyl patches to really get up to steady blood levels enough to start affecting severe pain. Unless of course, you are referring to side effects in which case those could appear immediately. Talk with your doctor and see what they advise. ...Read more

Dr. James Henning
718 doctors shared insights

Fentanyl (Definition)

Fentanyl is a ...Read more