Pyrantel pamoate. Removes hook worms (ancylostoma caninum, uncinaria stenocephala); Large roundworms (ascarids). Active ingredient 4.54 mg of pyrantel base as pyrantel pamoate per ml. For animal use only. ANADA 200-007. Approved by FDA. Sergeant's is committed to providing high quality products. Visit us at www.sergeants.com. Made in USA.