pertussis immune globulin

n.
  1. A sterile solution of globulins derived from the plasma of adult human donors who have been immunized against and have formed antibodies to pertussis, used in the prevention and treatment of pertussis.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.