Mebendazole, a prescription drug used in humans to treat parasites, and fenbendazole, a treatment for parasites in animals, show promising but so far very preliminary evidence of anticancer effects.
Affordability and access
Prescription required?
- Yes, mebendazole requires a prescription in the US
- Fenbendazole is available with a prescription from a veterinarian or over-the-counter for use in animals.
- We recommend you consult your oncology team before using mebendazole or fenbendazole.
Other names
You may find mebendazole under these alternate names and brands:
- Emverm
- Ovex
- Vermox
Fenbendazole is commonly called fenben.
Where to access
- Mebendazole has limited access at pharmacies.
- Fenbendazole is available from online retailers and veterinary suppliers.
Affordability
- Mebendazole may be expensive (between $2000 and $5,000 US/year).
- Fenbendazole is generally inexpensive or moderately expensive (less than $2000 US/year), depending on the dose.
Helpful link
A study investigated the spread of misinformation about using fenbendazole use in cancer treatment: