WHAT CLASS IS FENTANYL UK - AN OVERVIEW

Fentanyl binds to opioid receptors, especially the mu opioid receptor, which can be coupled to G-proteins.6 Activation of opioid receptors will cause GTP to generally be exchanged for GDP on the G-proteins which in turn down regulates adenylate cyclase, lowering concentrations of cAMP.Overdose figures are collected by federal government from commun