Effective against what?
Vaccination does not stop infection or transmission to others.
Ivermectin on the other hand...
Far too soon to cal the ongoing experimental trials a success...lets see what happens to a vax population when the next round of viruses hits...6-12 months.
silverleaf wrote: “Vaccination does not stop infection or transmission to others. Ivermectin on the other hand...”
Actually, the vaccines do stop infection and transmission.