NCIt definition : A regimen that is a derivative of the original MOPP regimen consisting of chlorambucil,
vinblastine, procarbazine and prednisone used for the initial treatment of Hodgkin
lymphoma. The drugs mechlorethamine and vincristine from the MOPP regimen have been
replaced with chlorambucil and vinblastine to minimize gonadal and neurological toxicity,
respectively.;