Ethambutol [Chemical/Ingredient] 1-Butanol, 2,2'-(1,2-ethanediyldiimino)bis-, (S-(R*,R*))- Ethambutol C24966 D004977 Ethambutol M0007814 An antitubercular agent that inhibits the transfer of mycolic acids into the cell wall of the tubercle bacillus. It may also inhibit the synthesis of spermidine in mycobacteria. The action is usually bactericidal, and the drug can penetrate human cell membranes to exert its lethal effect. (From Smith and Reynard, Textbook of Pharmacology, 1992, p863) Ethambutol N0000007307 4110 C0014964 Ethylenediamines [Chemical/Ingredient]