CIRB Studies

Below is the current list of studies covered by the CIRB. Participants should refer to ClinicalTrials.gov for general information about clinical trials. Institutions should refer to the Clinical Trials Support Unit (CTSU) website  for enrollment requirements and accrual status information. 

Study documents approved after July 1, 2013 are available to participating institutions for covered studies on the CTSU website. To request documents approved before July 1, 2013, participating institutions can contact the CIRB Helpdesk.

Review CIRB
Study Number Network Study Title CIRB
NSABP-B-34 NSABP A Clinical Trial Comparing Adjuvant Clodronate Therapy vs. Placebo in Early-Stage Breast Cancer Patients Receiving Systemic Chemotherapy and/or Hormonal Therapy or No Therapy Adult CIRB - Late Phase Emphasis
NSABP-B-35 NSABP A Clinical Trial Comparing Anastrozole with Tamoxifen in Postmenopausal Patients with Ductal Carcinoma in Situ (DCIS) Undergoing Lumpectomy with Radiation Therapy Adult CIRB - Late Phase Emphasis
NSABP-B-36 NSABP A Clinical Trial of Adjuvant Therapy Comparing Six Cycles of 5-Fluorouracil; Epirubicin and Cyclophosphamide (FEC) to Four Cycles of Adriamycin and Cyclophosphamide (AC) in Patients with Node-Negative Breast Cancer Adult CIRB - Late Phase Emphasis
NSABP-B-38 NSABP A Phase III; Adjuvant Trial Comparing Three Chemotherapy Regimens in Women with Node-Positive Breast Cancer: Docetaxel/Doxorubicin/Cyclophosphamide (TAC); Dose-Dense (DD) Doxorubicin/Cyclophosphamide Followed by DD Paclitaxel (DD AC->P); DD AC Followed by DD Paclitaxel Plus Gemcitabine (DD AC->PG) Adult CIRB - Late Phase Emphasis
NSABP-B-39 NSABP A Randomized Phase III Study of Conventional Whole Breast Irradiation (WBI) Versus Partial Breast Irradiation (PBI) for Women with Stage 0; I; or II Breast Cancer Adult CIRB - Late Phase Emphasis
NSABP-B-40 NSABP A Randomized Phase III Trial of Neoadjuvant Therapy in Patients with Palpable and Operable Breast Cancer Evaluating the Effect on Pathologic Complete Response (pCR) of Adding Capecitabine or Gemcitabine to Docetaxel when Administered Before AC with or without Bevacizumab and Correlative Science Studies Attempting to Identify Predictors of High Likelihood for pCR with Each of the Regimens Adult CIRB - Late Phase Emphasis
NSABP-B-42 NSABP A Clinical Trial to Determine the Efficacy of Five Years of Letrozole Compared to Placebo in Patients Completing Five Years of Hormonal Therapy Consisting of an Aromatase Inhibitor (AI) or Tamoxifen Followed by an AI in Prolonging Disease-Free Survival in Postmenopausal Women with Hormone Receptor Positive Breast Cancer Adult CIRB - Late Phase Emphasis
NSABP-B-43 NSABP A Phase III Clinical Trial Comparing Trastuzumab Given Concurrently with Radiation Therapy and Radiation Therapy Alone for Women with HER2-Positive Ductal Carcinoma in Situ Resected by Lumpectomy Adult CIRB - Late Phase Emphasis
NSABP-B-47 NSABP A Randomized Phase III Trial of Adjuvant Therapy Comparing Chemotherapy Alone (Six Cycles of Docetaxel Plus Cyclophosphamide or Four Cycles of Doxorubicin Plus Cyclophosphamide Followed by Weekly Paclitaxel) to Chemotherapy Plus Trastuzumab in Women with Node-Positive or High-Risk Node-Negative HER2-Low Invasive Breast Cancer Adult CIRB - Late Phase Emphasis
NSABP-B-49 NSABP A Phase III Clinical Trial Comparing the Combination of Docetaxel Plus Cyclophosphamide to Anthracycline-Based Chemotherapy Regimens for Women with Node-Positive or High-Risk Node-Negative; HER2-Negative Breast Cancer Adult CIRB - Late Phase Emphasis