You can buy it in pill form from overseas pharmacies, you can buy tubes from pet supplies (Jeffers Pets is based, Tractor Supply are nigger faggots)

Recommended to do a parasite cleanse during a full moon as the little demons are more active/exposed during that time

IVM is a good baseline, stuff like Prazi is better for liver flukes, Menbenzadole crosses the BBB and is better for certain types of cancers