Pyrovalerone is undoubtedly an inhibitor with the transporters for certain monoamine neurotransmitters, like dopamine and norepinephrine, blocking their uptake.1,2 α-Pyrrolidinopentiophenone (hydrochloride) is undoubtedly an analog of pyrovalerone, missing just the methyl group which is uncovered within the phenyl moiety of pyrovalerone. Like pyro