Treatment Shortening of Drug-Sensitive Pulmonary Tuberculosis Using High Dose Rifampicin (Hi-DoRi-3)

NCT ID: NCT04485156

Last Updated: 2020-07-24

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

NOT_YET_RECRUITING

Clinical Phase

PHASE3

Total Enrollment

926 participants

Study Classification

INTERVENTIONAL

Study Start Date

2020-09-30

Study Completion Date

2026-12-31

Brief Summary

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The purpose of this study is to investigate the effectiveness and safety of the regimen including high dose rifampicin for individualized duration (3 months after Culture Conversion) for the treatment of drug-sensitive pulmonary tuberculosis.

Detailed Description

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Conditions

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Tuberculosis, Pulmonary

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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Arm 1 (Conventional treatment group)

Will be treated as recommended by Korean Guidelines For Tuberculosis as well as WHO guidelines (e.g. isoniazid, rifampicin, ethambutol, and pyrazinamide for 2 months followed by isoniazid, rifampicin, (and ethambutol)) Duration of the treatment

\- 6 months in total

Group Type ACTIVE_COMPARATOR

Isoniazid

Intervention Type DRUG

300mg

Pyrazinamide

Intervention Type DRUG

20-30mg/kg

Ethambutol

Intervention Type DRUG

15-20mg/kg

Rifampicin

Intervention Type DRUG

10mg/kg

Arm 2 (High-dose rifampicin group)

High-dose rifampicin, isoniazid, and pyrazinamide

* Rifampicin: 30mg/kg
* Isoniazid: 300mg/day
* Pyrazinamide: 1000mg/day (\<50kg), 1500mg/day (50-70kg), 2000mg /day (\>70kg), till culture conversion Duration of the treatment
* Till 12 weeks after culture conversion on liquid media

Group Type EXPERIMENTAL

High-dose rifampicin

Intervention Type DRUG

30mg/kg

Isoniazid

Intervention Type DRUG

300mg

Pyrazinamide

Intervention Type DRUG

20-30mg/kg

Interventions

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High-dose rifampicin

30mg/kg

Intervention Type DRUG

Isoniazid

300mg

Intervention Type DRUG

Pyrazinamide

20-30mg/kg

Intervention Type DRUG

Ethambutol

15-20mg/kg

Intervention Type DRUG

Rifampicin

10mg/kg

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Documented positivity by sputum Xpert MTB/RIF assay
* Administration of current tuberculosis therapy (if any) for no more than 7 days (≤7) at the time of enrolment.

Exclusion Criteria

* Negative on Xpert MTB/RIF assay
* Resistance to rifampicin as detected by an Xpert MTB/RIF assay
* Known resistance to isoniazid, rifampicin, or pyrazinamide
* HIV positive
* Cancer patient on anti-cancer chemotherapy
* Uncontrolled DM
* Chronic hepatitis, liver cirrhosis
* Any contraindications of drugs to be used
Minimum Eligible Age

19 Years

Maximum Eligible Age

85 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Chonnam National University Hospital

OTHER

Sponsor Role collaborator

National Medical Center, Seoul

OTHER

Sponsor Role collaborator

Pusan National University Hospital

OTHER

Sponsor Role collaborator

Pusan National University Yangsan Hospital

OTHER

Sponsor Role collaborator

Seoul National University Bundang Hospital

OTHER

Sponsor Role collaborator

SMG-SNU Boramae Medical Center

OTHER

Sponsor Role collaborator

Severance Hospital

OTHER

Sponsor Role collaborator

Korean Institute of Tuberculosis

OTHER

Sponsor Role collaborator

International Tuberculosis Research Center

OTHER

Sponsor Role collaborator

Korean Center for Disease Control and Prevention

OTHER_GOV

Sponsor Role collaborator

Seoul National University Hospital

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Division of Pulmonology and Critical Care Medicine, Department of Internal Medicine and Lung Institute of Medical Research Center, Seoul National University College of Medicine

Seoul, , South Korea

Site Status

Countries

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South Korea

References

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Kwak N, Kim JY, Kim HJ, Kwon BS, Lee JH, Mok J, Kwon YS, Kang YA, Park Y, Lee JY, Jeon D, Lee JK, Yang JS, Whang J, Kim KJ, Kim YR, Cheon M, Park J, Hahn S, Yim JJ. High-Dose Rifampicin for 3 Months after Culture Conversion for Drug-Susceptible Pulmonary Tuberculosis. Tuberc Respir Dis (Seoul). 2025 Jan;88(1):170-180. doi: 10.4046/trd.2024.0099. Epub 2024 Sep 27.

Reference Type DERIVED
PMID: 39343425 (View on PubMed)

Kwak N, Jeon D, Park Y, Kang YA, Kim KJ, Kim YR, Kwon BS, Kwon YS, Kim HJ, Lee JH, Lee JY, Lee JK, Mok J, Cheon M, Park J, Hahn S, Yim JJ. Treatment shortening of drug-sensitive pulmonary tuberculosis using high-dose rifampicin for 3 months after culture conversion (Hi-DoRi-3): a study protocol for an open-label randomized clinical trial. Trials. 2022 Aug 17;23(1):666. doi: 10.1186/s13063-022-06631-z.

Reference Type DERIVED
PMID: 35978342 (View on PubMed)

Other Identifiers

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Hi-DoRi-3

Identifier Type: -

Identifier Source: org_study_id

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