Why Pfizer May Be Holding Paxlovid Close to the Chest

Why Pfizer May Be Holding Paxlovid Close to the Chest

Source: 
BioSpace
snippet: 

Reportedly, Pfizer is holding its COVID-19 antiviral therapy Paxlovid under tight control. This is a disappointment to numerous investigators who want to test the antiviral combination therapy with other drugs in case the virus develops resistance to the combo.