# Specificity Trial of the Recombinant Tuberculosis Allergen in BCG Vaccinated Healthy Volunteers

> **NCT05203068** · NA · COMPLETED · sponsor: **National Medical Research Center of Phthisiopulmonology and Infectious Diseases** · enrollment: 150 (actual)

## Conditions studied

- Tuberculosis

## Interventions

- **DIAGNOSTIC_TEST:** Recombinant tuberculosis allergen (RTA)

## Key facts

- **NCT ID:** NCT05203068
- **Lead sponsor:** National Medical Research Center of Phthisiopulmonology and Infectious Diseases
- **Sponsor class:** OTHER_GOV
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2021-11-24
- **Primary completion:** 2022-01-18
- **Final completion:** 2022-01-26
- **Target enrollment:** 150 (ACTUAL)
- **Last updated:** 2023-08-25


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05203068

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05203068, "Specificity Trial of the Recombinant Tuberculosis Allergen in BCG Vaccinated Healthy Volunteers". Retrieved via AI Analytics 2026-07-05 from https://api.ai-analytics.org/clinical/NCT05203068. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*