Buprenorphine is a weak dopamine releaser relative to heroin, but its pretreatment attenuates heroin-evoked dopamine release in rats.
Isaacs DP, Leman RP, Everett TJ, Lopez-Beltran H, Hamilton LR, Oleson EB. Buprenorphine is a weak dopamine releaser relative to heroin, but its pretreatment attenuates heroin-evoked dopamine release in rats. Neuropsychopharmacol Rep. 2020 12; 40(4):355-364.