Walk-up COVID-19 vaccination appointments offered at VUU A nurse prepares a dose of the COVID-19 vaccine. (Source: Live 5/File) By NBC12 Newsroom | May 6, 2021 at 2:13 PM EDT - Updated May 6 at 2:13 PM RICHMOND, Va. (WWBT) - The Richmond and Henrico Health Districts will offer walk-up COVID-19 vaccination appointments at Virginia Union University. The VUU clinics will administer the Pfizer vaccine on Fridays over the next few weeks. Individuals are not required to pre-register or schedule an appointment ahead of time. Anyone 16 years of age or older can get the vaccine. Minors will need to be with a guardian. The events will be from 11 a.m. to 3 p.m. on Fridays.