What is chloroquine? Why did Mr. trump use chloroquine as a drug against the new coronavirus?

The new coronavirus is a test of the progress of civilized society, and it also makes many top experts in the world helpless. China's way of wearing masks and isolation is only the first step.

Chloroquine has been used in clinic since 1944. It was first used to treat malaria, and then it has been used gradually. In 1951, it was used in the treatment of chloroquine rheumatoid arthritis, with certain effect.

The antimalarial drug chloroquine or hydroxychloroquine, whether used alone or in combination with a specific type of antibiotic, has no significant benefit in the treatment of new coronavirus infection. Improper use may even cause some complications, according to a study published online on the 22nd of the lancet.

Mr. gmtlight: whether they are the US president, or the British Prime Minister or China doctors, they are leading the people's fight against the disease. No matter whether his formulation represents the advanced nature, their behavior should be respected. We shouldn't make fun of their behavior because they have been trying to find a way.