Is Isoniazid Bacteriostatic or Bactericidal?

Isoniazid is bactericidal when mycobacteria grow rapidly and bacteriostatic when they grow slowly. Isoniazid is a prodrug and must be activated by bacterial catalase.

Is isoniazid a bactericidal?

The activity of isoniazid (INH), a key first-line bactericidal antituberculosis drug currently known to inhibit mycolic acid synthesis, becomes extremely poor under stress conditions, such as hypoxia and starvation.

Which anti TB drug is bacteriostatic?

Ethionamide is a second-line drug that is bacteriostatic or bactericidal against M tuberculosis, depending on the concentration of the drug attained at the site of infection.

Alexander Ross

Alexander Ross

Gaming, Esports & Interactive Media Writer

Alexander Ross has covered the video game industry for a decade, writing deep dives on game design, esports tournaments, VR developments, and gaming culture.