2021
The efficacy and safety of enzalutamide with trastuzumab in patients with HER2+ and androgen receptor-positive metastatic or locally advanced breast cancer
Wardley A, Cortes J, Provencher L, Miller K, Chien AJ, Rugo HS, Steinberg J, Sugg J, Tudor IC, Huizing M, Young R, Abramson V, Bose R, Hart L, Chan S, Cameron D, Wright GS, Graas MP, Neven P, Rocca A, Russo S, Krop IE. The efficacy and safety of enzalutamide with trastuzumab in patients with HER2+ and androgen receptor-positive metastatic or locally advanced breast cancer. Breast Cancer Research And Treatment 2021, 187: 155-165. PMID: 33591468, PMCID: PMC8062601, DOI: 10.1007/s10549-021-06109-7.Peer-Reviewed Original ResearchConceptsTreatment-emergent adverse eventsProgression-free survivalSafety of enzalutamideBreast cancerSerious treatment-emergent adverse eventsEastern Cooperative Oncology Group statusMedian progression-free survivalPrior anti-HER2 therapyEnd pointHuman epidermal growth factor receptorClinical benefit rateDurable stable diseaseSolid Tumors v1.1Primary end pointSecondary end pointsAdvanced breast cancerAnti-HER2 therapyHormone receptor statusResponse Evaluation CriteriaSubset of patientsAR expression levelsTrastuzumab-resistant HER2Durable disease controlMalignant neoplasm progressionAnti-HER2 antibody
2009
A phase II study of oral enzastaurin in patients with metastatic breast cancer previously treated with an anthracycline and a taxane containing regimen
Mina L, Krop I, Zon RT, Isakoff SJ, Schneider CJ, Yu M, Johnson C, Vaughn LG, Wang Y, Hristova-Kazmierski M, Shonukan OO, Sledge GW, Miller KD. A phase II study of oral enzastaurin in patients with metastatic breast cancer previously treated with an anthracycline and a taxane containing regimen. Investigational New Drugs 2009, 27: 565. PMID: 19214387, DOI: 10.1007/s10637-009-9220-1.Peer-Reviewed Original ResearchConceptsMetastatic breast cancerPhase II studyPI3K/AktII studyBreast cancerGrade 3/4 hematologic toxicitiesMedian progression-free survivalGrade 3 nonhematologic toxicityHuman epidermal growth factor 2Epidermal growth factor 2Prior trastuzumab therapyCycles of therapySolid Tumors criteriaProgression-free survivalResponse Evaluation CriteriaBreast cancer pathogenesisSerine-threonine kinase inhibitorMBC progressionOral enzastaurinPrior anthracyclineEligible patientsHematologic toxicityMeasurable diseaseNonhematologic toxicityPrior regimens