In theory yes, but in practical terms probably not, as it is unlikely that we get the whole humanity in a lockdown and of course there are still human-human con

In theory yes, but in practical terms probably not, as it is unlikely that we get the whole humanity in a lockdown and of course there are still human-human contacts. This is the reason, it is unlikely that we get rid of sars-cov-2 entirely once the global spread was beyond a certain threashold. But in practical terms one could espect a lot of infectious diseases to be drastically reduced in case numbers.