“ Quinidine (QUI) was a … inhibitor of ODV formation with a Ki of 0.04 μM, and paroxetine (PX) was the most potent SSRI at inhibiting ODV formation with … mean Ki value of 0.17 μM. Studies using expressed cytochromes showed that ODV was formed by CYP2C9, −2C19, and −2D6.”