Overview Study Assessing Efficacy of ZARNESTRA™ Combined With Tamoxifen in Patients With Advanced or Metastatic Breast Cancer Status: Terminated Trial end date: 2008-08-01 Target enrollment: Participant gender: Summary The purpose of this study is to evaluate the objective response rate when ZARNESTRA is added to treatment with tamoxifen Phase: Phase 2 Details Lead Sponsor: Institut Claudius RegaudCollaborator: Janssen-Cilag Ltd.Treatments: EstrogensProgesteroneTamoxifenTipifarnib