Impact of COVID-19 on immune responses and treatment outcomes in tuberculosis patients

Effect of SARS-CoV-2 Disease on Immune Responses, Disease Severity and Treatment Outcomes in Pulmonary Tuberculosis

Observational Tuberculosis Research Centre, India · NCT04930978

This study looks at how COVID-19 affects the immune system and treatment results in people who have just been diagnosed with tuberculosis.

Quick facts

Study typeObservational
Enrollment250 (estimated)
Ages18 Years to 65 Years
SexAll
SponsorTuberculosis Research Centre, India Government
Locations1 site (Chennai, Tamilnadu)
Trial IDNCT04930978 on ClinicalTrials.gov

What this trial studies

This observational study investigates how SARS-CoV-2 infection affects immune responses, disease severity, and treatment outcomes in patients with pulmonary tuberculosis (TB). It aims to understand the relationship between COVID-19 and TB, particularly focusing on individuals who are newly diagnosed with TB and may also have SARS-CoV-2 infection. The study will assess immune responses and potential complications arising from co-infection, providing insights into the management of these diseases. Participants will be monitored for their immune responses and treatment progress over time.

Who should consider this trial

Good fit: Ideal candidates are adults aged 18-65 who are newly diagnosed with smear or GeneXpert positive tuberculosis, with or without current or prior asymptomatic COVID-19.

Not a fit: Patients with a history of prior tuberculosis episodes, drug-resistant TB, or those with certain comorbidities like diabetes or HIV may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could improve treatment strategies for patients with co-infection of COVID-19 and tuberculosis.

How similar studies have performed: While the relationship between COVID-19 and tuberculosis is being explored, this specific observational approach is relatively novel and has not been extensively tested in prior studies.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Age group 18-65;
* Newly diagnosed smear or GeneXpert positive for TB with or without SARS-CoV-2 (present or prior asymptomatic) disease;
* Willing to provide written informed consent.

Exclusion Criteria:

* Any prior episode of TB disease;
* Treatment for current TB episode \>1 week before enrollment;
* Drug resistance TB patients;
* Pregnancy or childbirth within last 6 months;
* Diabetes, HIV-seropositive and current use of immunosuppressive and steroid therapy Mild, Moderate and severe Covid-19 disease.

Where this trial is running

Chennai, Tamilnadu

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions COVID-19 Respiratory InfectionPulmonary Tuberculoses
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.