vermifuge

adj

1. (dated)Acting as a drug to cause the expulsion or death of intestinal worms.

noun

1. (dated)A drug that causes the expulsion or death of intestinal worms, such as tapeworms.

   “1867, Advertisement, The Prairie Farmer, Volume 20, New Series, page 264, We have been informed that the usual practice of Merchants, Farmers and Planters, in ordering their supplies of Dr. McLane's Celebrated VERMIFUGE, has been to simply write and order Vermifuge. The consequence is that instead of the genuine Dr. McLanes's Vermifuge, they very frequently get one or other of the many worthless preparations called Vermifuge now before the public.”

   “[...]; that the fruit is very good eating, either raw or boiled, and that the seeds, distinguished by a mustard-like pungency, are an efficacious vermifuge for children.”