quisqualis fruit (fructus quisqualis; shi jun zi)

poisoning and expelling parasites in the intestines and removing stagnation of food.

areca seed (semen arecae; bing lang)

having anthelmintic function, removing stagnation, descending the adverse flow of qi to loosen the bowels, and inducing diuresis to alleviate edema.

pumpkin seed (semen cucurbitae; nan gua zi)

anthelmintic action.