Researchers to Study Extra Covid-19 Shot in Autoimmune Patients

Patients with lupus, multiple sclerosis, and other autoimmune diseases who haven’t responded well to Covid-19 vaccines can expect to have answers by November on how a third dose might affect them.

The National Institute of Allergy and Infectious Diseases, part of the National Institutes of Health, unveiled a clinical trial Friday to study the antibody response of patients with autoimmune disease who received an extra dose of an authorized or approved Covid-19 vaccine.

The announcement comes two weeks after the Centers for Disease Control and Prevention and the Food and Drug Administration made third doses available for patients with weaker ...