Abstract: CRF receptor antagonists are disclosed which may have utility in the treatment of a variety of disorders, including the treatment of disorders manifesting hypersecretion of CRF in mammals, such as stroke. The CRF receptor antagonists of this invention have the following structure: and pharmaceutically acceptable salts, esters, solvates, stereoisomers and prodrugs thereof, wherein R1, R2, n, R5, Ar, and Het are as defined herein. Compositions containing a CRF receptor antagonists in combination with a pharmaceutically acceptable carrier are also disclosed, as well as methods for use of the same.