#$%^&*AU2019250117A120191107.pdf#####Abstract The present application is directed to methods for reducing Type I and Type IV hypersensitivity in a patient who is at risk of a local inflammatory reaction when administered therapeutic macromolecules. The methods comprise providing a therapeutic dose of a therapeutic macromolecule which is not attached to synthetic nanocarriers, providing a composition comprising synthetic nanocarriers attached to immunosuppressants, and locally administering the composition and the therapeutic macromolecule concomitantly.