Metformin in Combination With Standard Induction Therapy for Large B-cell Lymphoma (DLBCL) (DLBCL)
Diffuse Large B-Cell Lymphoma
About this trial
This is an interventional treatment trial for Diffuse Large B-Cell Lymphoma focused on measuring diffuse large b-cell lymphoma (DLBCL),, lymphoma
Eligibility Criteria
Inclusion Criteria:
Diagnosis of Diffuse Large B-cell Lymphoma (DLBCL) as documented by medical records and with histology based on criteria established by the World Health Organization
a. subtyping is required for DLBCL
- No prior therapy for diagnosis of DLBCL
- Presence of radiographically measurable lymphadenopathy or extranodal lymphoid malignancy (defined as the presence of equal to or greater than 1 lesion that measures >1.5 cm in the longest diameter and > 1.0 cm in the longest perpendicular diameter assessed by CT or MRI) or bone marrow involvement
- Eastern Cooperative Oncology Group performance score of 0-2
- Life expectancy of at least 6 months
- No history of medication dependent diabetes mellitus
- Required screening laboratory data (within 4 weeks prior to start of study drug) -
Exclusion Criteria:
- Patients already on any class of anti-diabetic medication including metformin, insulin analogues, sulfonylureas, thiazolidinediones (TZDs) and the incretin-based therapies or clear need for therapeutic intervention based on fasting blood glucose
- Known histological transformation from indolent non-Hodgkins Lymphoma (NHL) or chronic lymphocytic leukemia (CLL) to an aggressive form of NHL (ie, Richter transformation)
- Double or triple hit lymphomas
- Known active cent4ral nervous system or leptomeningeal lymphoma
- Presence of known intermediate or high-grade myelodysplastic syndrome
- History of a non-lymphoid malignancy within the last 3 years (see protocol for exceptions)
- Evidence of ongoing systemic bacterial, fungal, or viral infection at the time of start of study
- Ongoing, drug-induced liver injury, chronic active Hepatitis C Virus (HCV), chronic active Hepatitis B Virus (HBV), alcoholic liver disease, non-alcoholic steatohepatitis, primary biliary cirrhosis, ongoing extrahepatic obstruction caused by cholelithiasis, cirrhosis of the liver, or portal hypertension.
- HIV positive
- Ongoing inflammatory bowel disease
- Ongoing alcohol or drug addiction
- Pregnancy
History of prior allogeneic bone marrow progenitor cell or solid organ transplantation.
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Sites / Locations
- Rush University Medical Center
Arms of the Study
Arm 1
Experimental
R-CHOP with Metformin
Rituximab 375 mg/m2 IV infusion Day 1 Cyclophosphamide 750 mg/m2 IV Day 1 Doxorubicin 50 mg/m2 IV Day 1 Vincristine 1.4 mg/m2 (2 mg cap) IV Day 1 Prednisone 100 mg PO Days 1-5 Pegfilgrastim 6 mg subcutaneous within 72 hours of cyclophosphomide Metformin 500 mg PO daily D 1-7, 500 mg twice daily D8-21, 850 mg twice daily D22 - 30days post study. Cycles are 21 days. Above treatment given for 4 cycles, then restaging done. If complete response (CR) or partial response (PR), 2 more cycle given; stable disease (SD) or progressive disease (PD)- salvage therapy off study.