"Vietnam has suspended the entry of all foreigners since March 22, 2020, until further notice to limit the spread of COVID-19." -- October 5, 2021
https://www.vietnam-briefing.com/news/covid-19-vietnam-travel-updates-restrictions.html/
Guam’s Air V&V program now has a major competitor —- and it’s from our own backyard.
GVB President Carl Gutierrez said that Palau is now emerging as a competitor to Guam in vaccine tourism.
“Palau is now giving vaccinations and offering vaccine tourism. So we’re trying to stave that off so we don’t get left behind,” Gutierrez said during the GVB board meeting Thursday afternoon.
https://www.pncguam.com/palau-emerging-as-a-guam-air-vv-vaccine-tourism-competitor/
"Eighteen months, the restrictions have eased up, but she does not have access to an FDA approved vaccine."
There are no FDA approved COVID-19 vaccines.
The Biden administration has made is clear that the only way a US citizen residing overseas can be assured of getting a vaccine is to fly back to the US or one of its territories.
https://asiatimes.com/2021/05/us-expats-plea-for-vaccine-help-in-viral-thailand/