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Opioids Fentanyl (as intended) for taper?

RandomJoy

Greenlighter
Joined
Apr 28, 2008
Messages
17
Hey there bluelighters. Can't express the appreciation I feel towards the mods and knowledgeable members from whom I've been gaining valuable insights since 2008. I have a quick question regarding fentanyl:

I have been using buprenorphine (8mg/dose sublingual), morphine (90-100mg/dose oral), hydromorphone(8-12mg insufflated), and methadone (30mg oral), in that order chronologically, roughly, for the past 7-11 days. With the shorter-acting opioids I have dosed a few times a day. I still have 35mgs of methadone left but I'm not sure that's enough for a taper. I have an opportunity to procure 2 100mcg (I'm assuming per hour) fentanyl patches.

I've heard widely varying things in terms of conversion of fent doses to other opioids, but my impression is that 100mcg/hour is equal to 10mg morphine/hour, which if that means at 100% bioavailability that would be roughly 1/3 of my normal opiate dose (since 30mg orally is equal to 10mg IV, and 90mg is my normal morphine dose) which would be perfect for a quick taper. But can someone who has actually used fent transdermally verify that dose equivalency since I've had a hard time finding a reliable transdermal equivalency to any of the opioids i'm familiar with (all of the above stated plus oxy @ 60mg)?

And since it releases that amount per hour would I only need to wear it for like 60-120 minutes a couple of times a day for a taper, right?
[note: all of the above calculations are based on the assumption that 100mcg fentanyl = 10mg morphine @ 100% bioavailability; Assuming that, 60-120 minutes would release a dose equal to 30-60mg of morphine orally, which is 1/3-2/3 of my dose.]

One last thing, I have another option, which is to get 300mg of zolpidem/ambien. I find it to be a vile drug recreationally but I assume it would do the trick for a taper from a short binge since it's analogous to benzos chemically.

Sorry if these answers are someplace obvious that I overlooked. I did read a good 10-15 fent threads before posting at least.
I haven't been through WD in a while so if I am overestimating the unpleasantness of WD from a little over a week of using oral opioids and should just use my remaining 35mg methadone every third day something like 15-10-10 or 15-10-5-5 over a week or two, then let me know that instead! It would be a relief. I understand fent is a powerful opioid, but in theory the right dose of any opioid should be able to be used for a taper I think.

Thanks in advance, cheers,

RandomJoy
 
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