American authorities announced on Sunday an emergency authorization for doctors to use blood plasma from recovered coronavirus patients as a treatment against the disease that has killed over 176,000 in the US. The plasma is believed to contain powerful antibodies that can help fight off the disease faster and help protect people from being seriously hurt by it.

from Times of India https://timesofindia.indiatimes.com/world/us/us-authorizes-plasma-treatment-against-virus/articleshow/77711859.cms