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Therapy (TB)

"Update on US Public Health Service (USPHS) Study 22: A Trial of Once Weekly Isoniazid (INH) and Rifapentine (RPT) in the Continuation Phase of TB Treatment. DOUBLEQUOT

Published in TB and Outbreaks Week, June 29th, 1998

According to an abstract submitted by the authors to the American Thoracic Society, 1998 International Conference, held April 25-29, 1998, in Chicago, Illinois, "Introduction: USPHS Study 21 demonstrated the effectiveness of 6-month short-course chemotherapy of TB. Study 22 evaluates RPT, a rifamycin derivative whose serum half-life is about 5 times that of RIF. Methods: Study 22 is a randomized, open-label clinical trial comparing once weekly INH/RPT with standard twice-weekly INH/rifampin in the continuation phase of TB therapy. Consenting patients aged 18 years with drug-sensitive pulmonary TB who have completed adequate induction therapy are eligible. Study sites...

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