Safeguard or Valbazen, not Ivermectin as it is showing ineffectiveness is some areas of the country.
There are some people on Zaz's FB group that promote de-worming on the full moon. I don't know if I want to subscribe to that, but it is out there for your consideration.
There are some people on Zaz's FB group that promote de-worming on the full moon. I don't know if I want to subscribe to that, but it is out there for your consideration.