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Phase 2 N=69 Randomized Quadruple-blind Treatment

PA-824-CL-007: Phase IIa Evaluation of Early Bactericidal Activity in Pulmonary Tuberculosis

Pulmonary Tuberculosis

Enrolled (actual)
69
Serious AEs
2.9%
Results posted
Apr 2017
Primary outcome: Primary: Early Bactericidal Activity (EBA) Measured as the Daily Rate of Change in log10 CFUs (Colony Forming Units) of M. Tuberculosis in Sputum on Solid Media (Days 0-14). — 0.106; 0.107; 0.091; 0.088 log10 CFU/ml

Study Design & Population

Study type
Interventional
Phase
Phase 2
Interventions
PA-824 (Drug)
Age
Adult · 18+ yrs
Sex
All
Sponsor
Global Alliance for TB Drug Development
Primary completion
Dec 2007

Outcome Measures

OutcomeResultp-value
PRIMARY
Early Bactericidal Activity (EBA) Measured as the Daily Rate of Change in log10 CFUs (Colony Forming Units) of M. Tuberculosis in Sputum on Solid Media (Days 0-14).
0.106; 0.107; 0.091; 0.088; 0.148
SECONDARY
Early Bactericidal Activity (EBA) Measured as the Daily Rate of Change in log10 CFUs (Colony Forming Units) of M. Tuberculosis in Sputum on Solid Media (Days 0-2).
0.109; 0.096; 0.025; -0.035; 0.403
SECONDARY
Early Bactericidal Activity (EBA) Measured as the Daily Rate of Change in log10 CFUs (Colony Forming Units) of M. Tuberculosis in Sputum on Solid Media (Days 2-14).
0.106; 0.113; 0.095; 0.113; 0.112
SECONDARY
EBA Expressed as the Change in Time to Positive (TTP) Signal in Liquid Culture for M. Tuberculosis (Days 0-14)
3.818; 4.776; 4.865; 4.440; 9.741
SECONDARY
EBA Expressed as the Change in Time to Positive (TTP) Signal in Liquid Culture for M. Tuberculosis (Days 0-2)
1.115; 5.788; 2.795; 1.400; 24.125
SECONDARY
EBA Expressed as the Change in Time to Positive (TTP) Signal in Liquid Culture for M. Tuberculosis (Days 2-14) Show Description: [Not Specified]
3.833; 5.09; 4.069; 4.868; 7.344

Summary

The trial will evaluate the extended bactericidal activity of 14 consecutive days of oral administration of PA-824 at 200, 600, 1000 and 1200 mg per day in adult patients with newly diagnosed, uncomplicated, smear positive tuberculosis. A control group will receive standard TB treatment.

Eligibility Criteria

Inclusion Criteria

  • informed consent
  • M/F 18-64 yo
  • newly diagnosed pulmonary TB
  • sputum positive
  • adequate contraception

Exclusion Criteria

  • poor health
  • rifampicin resistance
  • treatment with other anti TB agents in last 3 mos.
  • extrapulmonary TB
  • COPD
  • neuropathy
  • ECG wih QRS prolongation ove 120 msec
  • CV disorder
  • diabetes requiring insulin
  • Metabolic disease
  • drug/alcohol abuse
  • pregnancy
  • use of substances that are strong inhibitors/inducers of CYP450
  • use of ARV
View full record on ClinicalTrials.gov →

Data sourced from ClinicalTrials.gov (NCT00567840). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication.

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