“The message to people and governments is clear: Do it all,” he said. “And when it’s under control, keep going, keep strengthening the health system, keep improving surveillance, contract tracing and ensure disrupted health services are restarted as quickly as possible.”

The WHO says there's no silver bullet to coronavirus and there may never be.:

https://www.cnbc.com/2020/08/03/who-says-no-silver-bullet-to-coronavirus-and-there-might-never-be.html