In January, Dr. Wessels was found guilty of unprofessional conduct by the college, but the decision did not determine that the doctor was motivated by racism.
The drug company has invested $19 million to scale up production of its antiviral drug, molnupiravir, at Thermo Fisher Scientific's facility in Whitby, Ont.
The department says in a statement that the error happened Nov. 24 in Brandon, which is located in the Prairie Mountain Health region in western Manitoba.