Description Module

Description Module

The Description Module contains narrative descriptions of the clinical trial, including a brief summary and detailed description. These descriptions provide important information about the study's purpose, methodology, and key details in language accessible to both researchers and the general public.

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Description Module


Ignite Creation Date: 2025-12-24 @ 10:37 PM
Ignite Modification Date: 2025-12-24 @ 10:37 PM
NCT ID: NCT04417335
Brief Summary: Bacillus Calmette-Guérin (BCG) vaccine not only protects against tuberculosis, but has also been shown to induce protection against various infections with a viral aetiology, leading to significant reductions in morbidity and mortality. We hypothesize that BCG vaccination might be a potent preventive measure against SARS-CoV-2 infection and/or may reduce disease severity in elderly people, who are known to be at increased risk of illness and death from SARS-CoV-2 infection. Therefore, we will in this placebo-controlled adaptive multi-centre randomized controlled trial evaluate the ability of BCG to reduce hospital admission and its efficacy to improve the clinical course of SARS-CoV-2 infection in elderly people((≥ 60 years of age).
Detailed Description: On March 11 2020 the World Health Organization (WHO) declared the coronavirus (SARS-CoV-2) outbreak a pandemic. The number of confirmed cases continues to rise, leading to significant morbidity and mortality worldwide. Although individuals of any age can acquire SARS-CoV-2, adults of middle age and older are most commonly affected. Moreover, recent reports demonstrate that mortality rates rise significantly among patients 60 years and older. Therefore, strategies to prevent SARS-CoV-2 infection or to reduce its clinical consequences in elderly are desperately needed. Bacillus Calmette-Guérin (BCG) vaccine not only protects against tuberculosis, but has also been shown to induce protection against various infections with a viral aetiology, leading to significant reductions in morbidity and mortality. We hypothesize that BCG vaccination may reduce hospital admission and improve the clinical course of symptoms of elderly people during the SARS-CoV-2 outbreak. Primary objective: To reduce hospital admission of community dwelling older persons during the pandemic of SARS-CoV-2. Secondary objective: To reduce disease severity, the duration of hospital admission, ICU admission, or death in elderly during the pandemic of SARS-CoV-2. Study design: A placebo-controlled adaptive multi-centre randomized controlled trial. Study population: Elderly people (≥ 60 years of age). Intervention: Participants will be randomized between intracutaneous administration of BCG vaccine or placebo in a 1:1 ratio.
Study: NCT04417335
Study Brief:
Protocol Section: NCT04417335