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Characterizing treatment adherence trajectories in the endTB multisite cohort of drug-resistant tuberculosis patients: an application of group-based trajectory modelling

Law S, Fulcher I, Ashraf S, Bastard M, Docteur W,  et al.
2025-08-22 • Clinical Infectious Diseases
2025-08-22 • Clinical Infectious Diseases

BACKGROUND

In tuberculosis (TB) care, adherence is often assessed using a simple 80% threshold, ...

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Bedaquiline, delamanid, linezolid, and clofazimine for rifampicin-resistant and fluoroquinolone-resistant tuberculosis (endTB-Q): an open-label, multicentre, stratified, non-inferiority, randomised, controlled, phase 3 trial

Guglielmetti L, Khan U, Velásquez GE, Gouillou M, Ali MH,  et al.
2025-07-16 • Lancet Respiratory Medicine
2025-07-16 • Lancet Respiratory Medicine

Management of individuals exposed to multidrug-resistant or rifampicin-resistant tuberculosis

Seddon JA, Achar J, Malik AA, Hughes J, Burzynski J,  et al.
2025-06-06 • Lancet Infectious Diseases
2025-06-06 • Lancet Infectious Diseases

Oral regimens for rifampin-resistant, fluoroquinolone-susceptible tuberculosis

Guglielmetti L, Khan U, Velásquez GE, Gouillou M, Abubakirov A,  et al.
2025-01-29 • New England Journal of Medicine
2025-01-29 • New England Journal of Medicine

BACKGROUND

For decades, poor treatment options and low-quality evidence plagued care for patients with rifampin-resistant tuberculosis. The advent of new drugs ...

Sputum culture reversion in longer treatments with bedaquiline, delamanid, and repurposed drugs for drug-resistant tuberculosis

Kho S, Seung KJ, Huerga H, Bastard M, Khan PY,  et al.
2024-05-09 • Nature Communications
2024-05-09 • Nature Communications
Sputum culture reversion after conversion is an indicator of tuberculosis (TB) treatment failure. We analyze data from the endTB multi-country prospective observational cohort (NCT032592...

Nine-month, all-oral regimens for rifampin-resistant tuberculosis

Guglielmetti L, Khan U, Velasquez GE, Gouillou M, Abubakirov A,  et al.
2024-01-29 • medRxiv
2024-01-29 • medRxiv

BACKGROUND

Aft...

Estimating post-treatment recurrence after multidrug-resistant tuberculosis treatment among patients with and without HIV: the impact of assumptions about death and missing follow-up

Sauer SM, Mitnick CD, Khan UT, Hewison CCH, Bastard M,  et al.
2024-01-25 • Clinical Infectious Diseases
2024-01-25 • Clinical Infectious Diseases
BACKGROUND
Quantification of recurrence risk following successful treatment is crucial to evaluating regimens for multidrug- or rifampicin-resistant (MDR/RR) tuberculosis (TB). Howev...

Pregnancy and birth outcomes in patients with multidrug-resistant tuberculosis treated with regimens that include new and repurposed drugs

Lotia Farrukh I, Lachenal N, Adenov MM, Ahmed SM, Algozhin Y,  et al.
2024-01-25 • Clinical Infectious Diseases
2024-01-25 • Clinical Infectious Diseases
Among 43 pregnant women receiving multidrug-resistant/rifampicin-resistant tuberculosis (MDR/RR-TB) treatment with bedaquiline and/or delamanid, 98% had favorable treatment outcomes. Of ...

Effectiveness of a bedaquiline, linezolid, clofazimine “core” for multidrug-resistant tuberculosis

Zeng C, Hernán MA, Trevisi L, Sauer S, Mitnick CD,  et al.
2024-01-20 • medRxiv
2024-01-20 • medRxiv

RATIONALE

Treatment outcomes may be compromised among patients with multidrug- or rifampicin-resistant tuberculosis with additional fluoroquinolone resis...

Evaluating newly approved drugs in combination regimens for multidrug-resistant tuberculosis with fluoroquinolone resistance (endTB-Q): study protocol for a multi-country randomized controlled trial

Patil SB, Tamirat M, Khazhidinov K, Ardizzoni E, Atger M,  et al.
2023-11-30 • Trials
2023-11-30 • Trials
BACKGROUND
Treatment for fluoroquinolone-resistant multidrug-resistant/rifampicin-resistant tuberculosis (pre-XDR TB) often lasts longer than treatment for less resistant strains, yi...

Effectiveness of bedaquiline use beyond six months in patients with multidrug-resistant tuberculosis

Trevisi L, Hernán MA, Mitnick CD, Khan UT, Seung KJ,  et al.
2023-06-01 • American Journal of Respiratory and Critical Care Medicine
2023-06-01 • American Journal of Respiratory and Critical Care Medicine
RATIONALE
Current recommendations for the treatment of rifampin- and multidrug-resistant tuberculosis include bedaquiline used for six months or longer. Evidence is needed to inform ...

Outcomes of WHO-conforming, longer, all-oral multidrug-resistant TB regimens and analysis implications

Rich ML, Khan UT, Zeng C, LaHood AN, Franke MF,  et al.
2023-06-01 • International Journal of Tuberculosis and Lung Disease
2023-06-01 • International Journal of Tuberculosis and Lung Disease
BACKGROUND
Evidence of the effectiveness of the WHO-recommended design of longer individualized regimens for multidrug- or rifampicin-resistant TB (MDR/RR-TB) is limited.

OB...

Comparative effectiveness of adding delamanid to a multidrug-resistant tuberculosis regimen comprised of three drugs likely to be effective

Rodriguez CA, Lodi S, Horsburgh CR, Mitnick CD, Bastard M,  et al.
2023-04-28 • PLOS Global Public Health
2023-04-28 • PLOS Global Public Health
Clarity about the role of delamanid in longer regimens for multidrug-resistant TB is needed after discordant Phase IIb and Phase III randomized controlled trial results. The Phase IIb tr...

Eligibility for the shorter multidrug-resistant tuberculosis regimen: ambiguities in the World Health Organization recommendations

Varaine FFV, Guglielmetti L, Huerga H, Bonnet MMB, Kiria N,  et al.
2016-10-15 • American Journal of Respiratory and Critical Care Medicine
2016-10-15 • American Journal of Respiratory and Critical Care Medicine

Culture conversion at six months in patients receiving delamanid-containing regimens for the treatment of multidrug-resistant tuberculosis

Seung KJ, Khan PY, Franke MF, Ahmed SM, Aiylchiev S,  et al.
2019-11-02 • Clinical Infectious Diseases
2019-11-02 • Clinical Infectious Diseases
Delamanid should be effective against highly resistant strains of Mycobacterium tuberculosis, but uptake has been slow globally. In the endTB (expand new drug markets for TB) Observation...

Introducing new and repurposed TB drugs: the endTB experience

Seung KJ, Khan UT, Varaine FFV, Ahmed SM, Bastard M,  et al.
2020-10-01 • International Journal of Tuberculosis and Lung Disease
2020-10-01 • International Journal of Tuberculosis and Lung Disease
In 2015, the initiative Expand New Drug Markets for TB (endTB) began, with the objective of reducing barriers to access to the new and repurposed TB drugs. Here we describe the major imp...

Culture conversion in patients treated with bedaquiline and/or delamanid. A prospective multicountry study

Franke MF, Khan P, Hewison C, Khan U, Huerga H,  et al.
2021-01-01 • American Journal of Respiratory and Critical Care Medicine
2021-01-01 • American Journal of Respiratory and Critical Care Medicine
RATIONALE
Bedaquiline and delamanid offer the possibility of more effective and less toxic treatment for multidrug-resistant (MDR) tuberculosis (TB). With this treatment, however, so...

Concordance of three approaches for operationalizing outcome definitions for multidrug-resistant TB

Zeng C, Mitnick CD, Hewison CCH, Bastard M, Khan PY,  et al.
2023-01-01 • International Journal of Tuberculosis and Lung Disease
2023-01-01 • International Journal of Tuberculosis and Lung Disease
BACKGROUND
The WHO provides standardized outcome definitions for rifampicin-resistant (RR) and multidrug-resistant (MDR) TB. However, operationalizing these definitions can be challe...

Clinical perspectives on treatment of rifampicin-resistant/multidrug-resistant TB

Cox V, McKenna L, Acquah R, Reuter A, Wasserman S,  et al.
2020-11-01 • International Journal of Tuberculosis and Lung Disease
2020-11-01 • International Journal of Tuberculosis and Lung Disease
Rapid diagnostics, newer drugs, repurposed medications, and shorter regimens have radically altered the landscape for treating rifampicin-resistant TB (RR-TB) and multidrug-resistant TB ...

Safety and effectiveness outcomes from a 14-country cohort of patients with multi-drug resistant tuberculosis treated concomitantly with bedaquiline, delamanid and other second-line drugs

Huerga H, Khan UT, Bastard M, Mitnick CD, Lachenal N,  et al.
2022-10-15 • Clinical Infectious Diseases
2022-10-15 • Clinical Infectious Diseases
BACKGROUND
Concomitant use of bedaquiline (Bdq) and delamanid (Dlm) for multi-drug/rifampicin resistant tuberculosis (MDR/RR-TB) has raised concerns about a potentially poor risk-ben...