Tag: at least look up the chemical formulae

dankmemesreasonforliving:

No. This is alprazolam (Xanax).

[source]

Also they do ENTIRELY DIFFERENT THINGS.  Fentanyl is generally used for pain, Xanax for anxiety. Fentanyl is a schedule II drug and is more severely restricted than Xanax, which is Schedule IV (still controlled substance, but not as high).