First Companion, OZ, Apple Flavored, Equistrength Paste, Pyrantel Pamoate For The Removal & Control Of Mature Infections Of Large Strongyles, Strongylus Vulgaris, S. Edentatus, S. Equinus, Small Strongyles Pinworms, Oxyuris Equi, & Large Roundworms, Parascaris Equorum In Horses & Ponies, 1 Tube Will Deworm Up To 1200 LB Horse.