⚠️BREAKING: We now know more about exactly why FDA pulled the emergency use authorization of HCQ/CQ— not only its lack of effectiveness, but apparently it also REDUCES THE EFFECTIVENESS of anti-COVID19 drug Remdesivir! Negative drug interaction killed HCQ. https://t.co/EpbxgLbq7Z— Eric Feigl-Ding (@DrEricDing) June 15, 2020