The drug and pharmaceutical company failed to provide additional information about the trial participant’s illness.
Johnson & Johnson has halted its advanced clinical trials for a coronavirus vaccine due to an “unexplained illness” of a volunteer participating in medical tests, CNN reports.
“Following our guidelines, the participant’s illness is being reviewed and evaluated by the ENSEMBLE independent Data Safety Monitoring Board (DSMB) as well as our internal clinical and safety physicians,” the drug and pharmaceutical company said in a statement of the study, which is named ENSEMBLE.
“Adverse events — illnesses, accidents, etc. — even those that are serious, are an expected part of any clinical study, especially large studies.”
It’s not clear what the unexplained illness is, however, as CNN points out, such clinical trials could cause side effects for participants. Trials are commonly stopped when side effects occur. Doctors are then able to evaluate the illness and