A Philippine health official said Friday that a clinical trial for the Japanese anti-flu drug Avigan as a potential treatment for COVID-19 has yet to begin, correcting an announcement earlier this week by the nation's science secretary that it was already ongoing.On Thursday, the Japanese Embassy in Manila said the Japanese government delivered Avigan tablets for 100 patients to the Philippine Department of Health the same day as part of its "emergency grant aid" to countries severely affected by the disease caused by the new coronavirus.Science and Technology Secretary Fortunato De La Pena…READ FULL ARTICLE