COVID-19. Vaccine trials interrupted due to participant illness



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We temporarily discontinued the administration of new doses in all of our clinical trials of an experimental COVID-19 vaccine, including all phase three trials, due to unexplained illness in one of the participants.“the group stated in a statement.

The US pharmacist indicated that “the participant’s illness is being evaluated” by doctors and declined to give further details to “respect the privacy of this participant.”

It is important to know all the facts before revealing more information.”Added the company in the same statement.

On September 23, the US company announced the start of phase three trials, the last stage in the development of a vaccine against covid-19, whose official name is Ad26.COV2.S and was developed by the pharmaceutical company Janssen Pharmaceuticals . which is part of the Johnson & Johnson group.

Phases one and two of the trials began in July, in the United States and Belgium.

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