Very good outcomes in most patients. Most likely w

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Patients who were given the medicine in Shenzhen turned negative for the virus after a median of four days after becoming positive, compared with a median of 11 days for those who were not treated with the drug, public broadcaster NHK said.

In addition, X-rays confirmed improvements in lung condition in about 91% of the patients who were treated with favipiravir, compared to 62% or those without the drug.

Doctors in Japan are using the same drug in clinical studies on coronavirus patients with mild to moderate symptoms, hoping it will prevent the virus from multiplying in patients.

But a Japanese health ministry source suggested the drug was not as effective in people with more severe symptoms. “We’ve given Avigan to 70 to 80 people, but it doesn’t seem to work that well when the virus has already multiplied,” the source told the Mainichi Shimbun.

The same limitations had been identified in studies involving coronavirus patients using a combination of the HIV antiretrovirals lopinavir and ritonavir, the source added.

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