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...
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.