oseltamavir is used in all the following except ?

oseltamivir -tamiflu usage in covid19 There are currently no medicines approved to specifically treat human coronaviruses. Tamiflu is designed to be highly specific to the influenza virus. Due to this high specificity, it is extremely unlikely that Tamiflu would be effective at treating the coronavirus. Independent laboratory testing conducted by Hong Kong University, School of Public Health demonstrates that Tamiflu does not have any antiviral effect on the novel coronavirus. Two case series describe the use of oseltamivir in patients hospitalized for COVID-19 in Wuhan, China. for trail purposes To evaluate the effectiveness of Hydroxychloroquine Phosphate/Sulfate (200 mg orally 8hr thrice a day for 5 days) vs oseltamivir (75 mg orally twice a day for 5 days) vs Azithromycin (500 mg orally daily on day 1, followed by 250 mg orally twice a day on days 2-5) alone and in combination (in all seven groups), in clearing the coronavirus nucleic acid from throat and nasal swab and in bringing about clinical improvement on day 7 of follow-up (primary outcomes). caution : now th usage of HCQ AND AZITHROMYCIN IS STOPPED AS per new guidelines by fda and who ref : who.int /fda.gov