Local health-care professionals provide first COVID-19 convalescent plasma therapy in Louisiana Fri, 04/10/2020 - 12:00am At approximately 2:30 p.m., the first convalescent plasma therapy in Louisiana was provided to a critically ill COVID-19 patient at ...PLEASE LOG IN FOR PREMIUM CONTENT. Our website requires visitors to log in to view the best local news. Not yet a subscriber? Subscribe today! Read more about Local health-care professionals provide first COVID-19 convalescent plasma therapy in Louisiana