The disclosure relates to methods of treating tuberous sclerosis in a subject, comprising administering a composition comprising an mTOR inhibitor and a tyrosine kinase inhibitor to a subject that is diagnosed with, suspected of, or exhibiting symptoms of cancer. In some embodiments, the cancer is tuberous sclerosis. In some embodiments, the mTOR inhibitor is sirolimus and the tyrosine kinase inhibitor is imatinib. In some embodiments, the disclosure relates to a composition comprising an mTOR inhibitor and a tyrosine kinase inhibitor. In some embodiments, the disclosure relates to a composition comprising sirolimus and imatinib.