Antigen tests are used in the diagnosis of respiratory pathogens and are immunoassays that detect the presence of a specific viral antigen, which implies current viral infection. COVID-19 Antigen Rapid Test is designed to detect the presence of viral proteins (antigens) expressed by the COVID-19 virus in a sample from the respiratory tract of a person and is gives results in a few minutes whether someone is infectious. Approved by clinical specimens and authorities, this product is intended exclusively for professional use in the laboratory and at the point-of-care. .