Skip to content

NAC-PTLD Trial

Confirmatory Trial of Adjunctive N-acetylcysteine to Prevent and/or Treat Post Tuberculosis Lung Disease (NAC-PTLD)

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
PACTR
Registry ID
PACTR202407655325739
Enrollment
484
Registered
2024-07-15
Start date
2024-09-15
Completion date
Unknown
Last updated
2026-09-14

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Tuberculosis

Interventions

NAC 1
NAC 2
NAC 3
Control

Sponsors

The Aurum Institute
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Persons aged 18 to 65 years 2. Willing and able to provide signed written consent or witnessed oral consent with thumbprint in the case of illiteracy, prior to undertaking any trial-related procedures. 3. Body weight (in light clothing without shoes) between 30 and 90 kg. 4. Xpert TB/RIF OR Ultra showing RIF-S-MTB, with subsequent confirmation of MTB by culture. 5. Chest radiograph meeting criteria for moderate or far advanced pulmonary tuberculosis 1 6. FEV1 =65% of predicted based on age, height, sex, and race 7. If female, of child-bearing potential and sexually active, willing to use an effective contraceptive method for the duration of study participation 8. HIV-1/2 seronegative, OR if seropositive, CD4 T cell count =100/µl AND willing to either continue or start ART during study participation 9. Negative SARS-CoV-2 Ag, or if positive, with D-dimer <1.0 mg/L

Exclusion criteria

Exclusion criteria: 1. Any condition for which participation in the trial, as judged by the investigator, could compromise the well-being of the subject or prevent, limit or confound protocol specified assessments, such as pneumothorax or clinically significant pleural effusion. 2. Current or imminent (within 24 hr) treatment for malaria. 3. Pregnancy or breastfeeding 4. Is critically ill, and in the judgment of the investigator has a diagnosis likely to result in death during the trial or the follow-up period. 5. TB meningitis or other forms of severe tuberculosis with high risk of a poor outcome as judged by the investigator. 6. History of allergy or hypersensitivity to any of the trial therapies or related substances, including known allergy or suspected hypersensitivity to rifampin. 7. Having participated in other clinical trials with investigational agents within 8 weeks prior to trial start or currently enrolled in an investigational trial. 8. No more than 5 days treatment for the current TB episode, and no other TB treatment in the preceding 6 months 9. Angina pectoris requiring treatment with nitroglycerin or other nitrates 10. Cardiac arrhythmia requiring medication, or any clinically significant ECG abnormality, in the opinion of the investigator 11. Random blood glucose >140 mg/dL (7.8mmol/L), or history of unstable Diabetes Mellitus which required hospitalization for hyper- or hypoglycaemia within the past year prior to start of screening. 12. Use of systemic corticosteroids within the past 28 days, or likely to require systemic corticosteroids for another medical condition during the study period. 13. Patients requiring treatment with medications not compatible with rifampin, such as HIV protease inhibitors 14. Subjects with any of the following abnormal laboratory values:a. creatinine >2 mg/dL (176.84umol/L) b. haemoglobin 5.0 x ULN g. total bilirubin >1.5 mg/dL (25.65umol/L) h. positive HbsAg

Design outcomes

Primary

MeasureTime frame
1. FEV1% of predicted at month 12

Secondary

MeasureTime frame
2. FEV1%, FVC%, and FEV/FVC at other time points and as summary measures over time using mixed effects modeling; 3. Number/severity of respiratory exacerbations 4. Respiratory symptoms/quality of life (QoL) 5. Whole blood oxidized/reduced glutathione at multiple time points 6. Mtb sputum culture status at 2, 3, 6 months after enrolment 7. Change in MGIT TTP over time 8. Treatment failure/TB recurrence 9. Number/severity of hepatic safety events 10. Number/severity of SAEs/SUSARS 11. Sputum and blood biomarkers -Exploratory outcome

Countries

Gambia, Mozambique, Tanzania

Contacts

Public ContactAndrea Rachow

CoPI and Senior Scientist Division of Infectious Diseases and Tropical Medicine University Hospital LMU Munich

rachow@lrz.uni-muenchen.de00498944059821

Outcome results

None listed

Source: PACTR (via WHO ICTRP) · Data processed: Sep 19, 2026