1-Methyl Mebendazole serves as a key starting material in the synthesis of anthelmintic drugs, particularly within the benzimidazole class. It functions by inhibiting microtubule formation in parasite cells, which prevents glucose absorption, resulting in energy depletion and eventual death of the parasites. This compound is utilized in developing highly effective, broad-spectrum oral deworming agents that target various parasitic infections, including pinworms, threadworms, roundworms, hookworms, and other intestinal worms. Additionally, research is exploring its potential anticancer applications due to its microtubule inhibition mechanism, which is similar to that of certain chemotherapeutic drugs.