Merck

FDA endorses Merck's COVID-19 pill, and the U.S. installs travel bans due to omicron variant.

FDA panel endorses Pfizer’s COVID-19 shot for children, Merck agrees to share their COVID-19 pill formula, and more.

Merck is seeking FDA authorization for its COVID-19 pill. Fort Worth mayor tests positive.

Merck's COVID-19 pill is cutting hospitalizations in half. American Airlines to require all U.S. employees to be vaccinated.