Abstract: A CCI-779 oral dosage form is provided in which, after oral administration to a subject, the CCI-779 has a whole blood peak concentration (Cmax) of 5.4±1.8 ng/mL and an area under the curve (AUC) of about 66± about 22 ng-hr/ml and the sirolimus has a Cmax of 18.7±9.6 ng/mL and an AUC of about 600± about 228 ng-hr/ml, for a 25 mg unit dose of CCI-779. Another CCI-779 oral dosage form is provided which, after oral administration thereof to a subject, the CCI-779 has a Cmax of 5.7±1.7 ng/mL and an AUC of about 60± about 20 ng-hr/ml and the sirolimus has a Cmax of 17.1±8.1 ng/mL and an AUC of about 548± about 187 ng-hr/ml in whole blood, for a 25 mg unit dose of CCI-779. Products containing these oral dosage forms, and methods of use thereof, are also described.