Time to Culture Conversion of Bedaquiline and High-Dose Isoniazid for Drug-Resistant Tuberculosis.

Patients with multidrug-resistant tuberculosis who received regimens containing high-dose isoniazid (INH) had similar time to culture conversion and treatment outcomes as patients who received regimens with bedaquiline. INH is an inexpensive and safe medication that may contribute additive efficacy in combination regimens.