E-7386 is primarily utilized in the field of cancer research and treatment. It functions as a potent inhibitor of microtubule dynamics, making it effective in disrupting the division of cancer cells. This mechanism is particularly valuable in the development of chemotherapeutic agents for various types of cancers, including breast and ovarian cancers. E-7386 is often studied for its ability to enhance the efficacy of existing treatments and reduce drug resistance in cancer cells. Its application extends to preclinical and clinical trials, where it is evaluated for its potential to improve patient outcomes and provide new therapeutic options.