| Quinine hydrochloride is the hydrochloride form of Quinine, an alkaloid extracted from the bark of the cinchona tree, with antimalarial and antitumor activities, and an IC50 value of 60 ng/mL against P. falciparum strains passou and 107.8 ng/mL against P. falciparum strain 3CD7, respectively, and an inhibitor of potassium channels. Quinine hydrochloride is also a potassium channel inhibitor that inhibits voltage pulse-induced MT mSlo3 (KCa5.1) channel +100 mV currents, with an IC50 value of 169 µM. In addition, Quinine hydrochloride binds to purine nucleoside phosphorylase (PfNP) and PfNP with low nanomolar affinity. nucleoside phosphorylase (PfPNP) with low nanomolar affinity. |
