Coronavirus can be contagious during a Paxlovid rebound, researchers warn, even if people don’t have symptoms

People who have a Covid-19 rebound after treatment with the antiviral drug Paxlovid can be contagious and may not know it because they might not have symptoms, researchers warn.People who have a Covid-19 rebound after treatment with the antiviral drug Paxlovid can be contagious and may not know it because they might not have symptoms, researchers warn.