NOT KNOWN FACTS ABOUT WHAT IS FENTANYL MADE

Fentanyl binds to opioid receptors, In particular the mu opioid receptor, that are coupled to G-proteins.6 Activation of opioid receptors results in GTP being exchanged for GDP within the G-proteins which consequently down regulates adenylate cyclase, decreasing concentrations of cAMP.Fentanyl is usually a synthetic opioid that was at first develop