I watched a video Dr. Lee Merritt has on her website as a guest speaker for another doctor, and they were discussing parasites and the use of Fenbendazole, Nitazoxanide, Ivermectin and CDS in treatment of encysted parasites in the body and brain as well as in our digestive tract. If you go to her website, The Medical Rebel, one of the first few videos is called parasite Paradigm.Also, look up "Joe Tippens Cancer news