The present invention relates to a pharmaceutical formulation and process for preparing the same comprising an oral dosage formulation, such as a capsule formulation, of a macrolide compound, such as tacrolimus, wherein the capsule formulation contains both a solid dispersion of the macrolide along with a non-dispersed form of the macrolide. The pharmaceutical formulation according to the invention is bioequivalent to the FDA approved product according to a bioavailability study conducted in humans.