Definition of tocilizumab
: an immunosuppressive drug that is a monoclonal antibody which binds to cell receptors and blocks the action of interleukin-6 and that is administered by injection to treat various inflammatory conditions (such as rheumatoid arthritis)
Tocilizumab specifically blocks the action of the inflammatory protein interleukin-6, which shows up in excessive amounts in joints of rheumatoid arthritis patients.— Nathan Seppa
Test Your Vocabulary
Odd Habits and Quirks
-
- Which of the following best describes an easily irritated person?

Test your vocabulary with our 10-question quiz!
TAKE THE QUIZ
A daily challenge for crossword fanatics.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Share tocilizumab
Time Traveler for tocilizumab
The first known use of tocilizumab was in 2004
See more words from the same year