The Medical Advisor

Medically Reviewed by: OneDayMD Editorial Team | Last Updated on July 8, 2026 If you have been diagnosed with cancer, or have a loved one that is suffering from cancer, chances are you have heard about the Joe Tippens Cancer Protocol. The Fenbendazole Cancer Protocol has been gaining rapid interest over the past years following some fenbendazole advanced cancer success stories  and a recent peer-reviewed publication, " Real-world Clinical Outcomes of Ivermectin and Mebendazole in Cancer Patients : Results from a Prospective Observational Cohort ( Anticancer Research 2026 )" We have seen tremendous demand for some sort of guide on how to use fenbendazole for cancer as there is also tremendous confusion both from the healthcare and non-healthcare communities. Joe Tippens founded the protocol (1) after he was told a story about a scientist at Merck Animal Health that had been performing cancer research on mice. The research included inj...

Medically Reviewed | Last updated on July 8, 2026. Anecdotal reports and preliminary studies suggest that ivermectin and fenbendazole, both antiparasitic drugs, may have potential anticancer effects when used alongside other treatments.  Many people immediately dismiss the potential of ivermectin and fenbendazole when they learn it is “horse or dog medicine”. That initial reaction is overcome when genuine human success stories are told including the lack of serious side effects. Typically, when one adds ivermectin and mebendazole to standard cancer treatment, they might improve their outcome, meaning that the tumor shrinks faster or their cancer biomarkers, such as PSA, CA 125, or CEA drop. When this occurs in Stage 1, 2, or 3 cancers, it is sometimes difficult to tell whether it was the standard treatment, that is the surgery, chemotherapy, radiation or immunotherapy that produced the benefit. However, when the cancer has progressed to Stage 4, and particularly when it involves on...