Time is running out, they can put it in tap water if they want to…
Vaxart COVID-19 Oral Vaccine (VXA-CoV2-1) Description (updated 26th of October, 2021
https://www.precisionvaccinations.com/vaccines/vaxart-covid-19-oral-vaccine
https://www.precisionvaccinations.com/2021/10/06/oral-covid-19-vaccine-candidate-launches-phase-2-study