Dictionary
ri•fam•pin
Pronunciation: (ri-fam'pin), [key]—
n. Pharm.
a semisynthetic broad-spectrum antibiotic, C
43H
58N
4O
12, used in the treatment of pulmonary tuberculosis, asymptomatic carriers of meningococcal disease, and leprosy.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.