There are three opiod receptors in your brain, MU, Delta, and MDNA (or something like that) Morphine online binds the the MU opiod receptor, and methadone binds to all three opiod receptor, and methadone also has an extremely long
half life, and methadone is safe to use
for LONG term
chronic pain use
! Unless the majority of other opiods. I have also tried suboxone, and it barely had any effect on my pain relief. I hope that I could be somewhat of help.
I wish you nothing but the best!