Part 10/13:
In Southeast Asia, such mixed regimens are already being tested, with some countries administering a first dose of Sinovac followed by an mRNA booster, aiming to enhance efficacy against variants.
In Singapore, experts like Dr. Danny, a member of the national COVID-19 vaccine committee, highlight that data supporting heterologous (mixed) vaccination schedules is promising, but more evidence is needed before official recommendations. Nonetheless, they are actively studying whether additional doses of Moderna or Pfizer can significantly bolster immunity among Sinovac recipients.