The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.
(also Isoniazid), an antituberculotic, isonicotinic acid hydrazide. It is used primarily in powder or tablet form to treat various types of tuberculosis. Possible side effects include headache, insomnia, and intestinal disorders.
The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.