How Long Does Praziquantel Take To Work In Fish

The initial results were very encouraging since fish could be observed shedding intact cestodes from the cloaca within a period of 3 hours post treatment. Subsequent experiments showed that concentrations of praziquantel as low as 0.5 ppm will remove cestodes from the intestinal tract of Channa micropeltes. How long is praziquantel effective in aquarium? This…