Wordnet 3.0
NOUN (1)
1. 
 antibacterial drug (trade name Nydrazid) used to treat tuberculosis; 
[syn: isoniazid, INH, Nydrazid]
WordNet (r) 3.0 (2006):
INH
    n 1: antibacterial drug (trade name Nydrazid) used to treat
         tuberculosis [syn: isoniazid, INH, Nydrazid]