They are treating those with moderate to severe acute respiratory distress syndrome (ARDS) on ventilator support.
Mesoblast holds an Investigational New Drug (IND) application cleared by the FDA for use of remestemcel-L in the treatment of patients with COVID-19 ARDS.
The clinical protocol for the Phase 2/3 trial is based on initial promising results from use of remestemcel-L in patients with moderate to severe COVID-19 ARDS under an emergency IND application or expanded access protocol at The Mount Sinai Hospital in New York.
Shares in Mesoblast (ASX:MSB)are trading 2.13 per cent higher at $3.35.