The provincial government is threatening to suspend unvaccinated health network staff without pay as of Nov. 15, but Premier Francois Legault raised the possibility this week of postponing the deadline.
Researchers tested the pill used for depression and obsessive-compulsive disorder because it was known to reduce inflammation and looked promising in smaller studies.
The college says the move was made under legislation that allows it to issue such orders where there is evidence to support that patients would otherwise be exposed to risk of harm or injury.