Pyrovalerone is an inhibitor of the transporters conscience véritable monoamine neurotransmitters, including dopamine and norepinephrine, preventing their uptake.1,2 ?-Pyrrolidinopentiophenone (hydrochloride) is an analog of pyrovalerone, lacking only the methyl group that is found je the phenyl moiety of pyrovalerone. Like pyrovalerone, this comp