Isonicotinic acid hydrazide (INH) is an antibiotic used in the treatment of tuberculosis. It affects the synthesis of

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Isonicotinic acid hydrazide (INH) affects the synthesis of mycolic acid, which is a crucial component of the cell wall of Mycobacterium tuberculosis, the causative agent of tuberculosis. INH inhibits the enzyme involved in the synthesis of mycolic acid, leading to cell death. It does not affect linoleic acid, globular proteins of the cell membrane, or DNA transcription.

Isonicotinic Acid Hydrazide (INH) Is an Antibiotic Used in the Treatment