Methods of treating HER2 positive cancer with HER2 receptor antagonist in combination with multi-arm polymeric conjugates of 7-ethyl-10-hydroxycamptothecin
The present invention relates to methods of treating a HER2 positive cancer in mammals. The present invention includes administering a HER2 antagonist in combination with a polymeric prodrug of 7-ethyl-10-hydroxycamptothecin to the mammals in need thereof.