EXAMINE THIS REPORT ON ACTAVIS PROMETHAZINE FOR SALE

G-protein coupled opioid receptor that features as a receptor for endogenous alpha-neoendorphins and dynorphins, but has minimal affinity for beta-endorphins. Also capabilities being a receptor for numerous synthetic opioids and for the psychoactive diterpene salvinorin A. Ligand binding causes a conformation alter that triggers signaling by using