https://en.wikipedia.org/wiki/Fasciolopsis

Fasciolopsis (/ˌfæsioʊˈlɒpsɪs, fəˌsaɪ-/[1][2]) is a genus of trematodes. They are also known as giant intestinal flukes.

Only one species is recognised: Fasciolopsis buski. It is a notable parasite of medical importance in humans and veterinary importance in pigs. It is prevalent in Southern and Eastern Asia. The term for infestation with Fasciolopsis is fasciolopsiasis.

https://en.wikipedia.org/wiki/Praziquantel

Praziquantel, sold under the brandname Biltricide among others, is a medication used to treat a number of types of parasitic worm infections in mammals, birds, amphibians, reptiles, and fish.[4] In humans specifically, it is used to treat schistosomiasis, clonorchiasis, opisthorchiasis, tapeworm infections, cysticercosis, echinococcosis, paragonimiasis, fasciolopsiasis, and fasciolosis.[4] It should not be used for worm infections of the eye.[5] It is taken by mouth.[4

Biltricide seems to be heavily controlled with access to sites dealing it blocked, with it easily purchased in eastern Canada Keebeck.