CI

At a glance

ClinicalIndex Comparison Record
Phase 2Completed· 25 enrolled
Drug / intervention
DPX-Survivac +2 morebiological
Likely dose
Cyclophosphamide 50mgfrom record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT03349450
NCT03349450Phase 2Completed

Phase 2 Study of an Immune Therapy, DPX-Survivac With Low Dose Cyclophosphamide Administered With Pembrolizumab in Patients With Persistent or Recurrent/Refractory Diffuse Large B-Cell Lymphoma (DLBCL)

Sunnybrook Health Sciences Centre·interventional·Posted Nov 21, 2017·Updated May 6, 2026

In Brief

A Phase 2 clinical trial evaluating DPX-Survivac, Pembrolizumab, and 1 other intervention for Adult Diffuse Large Cell Lymphoma and 2 related conditions. Completed, enrolled 25 participants across 6 sites.

Detailed Summary

This is a Phase 2 non-randomized, open label, uncontrolled, efficacy and safety study. Study participants will receive two priming doses of 0.5mL of DPX-Survivac 21 days apart and up to six 0.1ml maintenance injections every two months with low dose metronomic oral cyclophosphamide (50 mg BID) for one year or until disease progression, whichever occurs first. Pembrolizumab 200 mg will be administered every 3 weeks for up to one year or until disease progression, whichever occurs first.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
CountriesCanada

Timeline

Phase 2CompletedFinished
201820192020202120222023202420252026
First PostedNov 21, 2017
Enrollment StartMar 13, 2018
Primary CompletionOct 31, 2021
Study CompletionJul 18, 2023
TodayJul 2, 2026
Enrollment to primary: 3.6 yearsPosted 8.6 years ago

Interventions

DPX-Survivacbiological

DPX-Survivac Priming dose of 0.5ml on Study days 7 and 28. DPX-Survivac Booster dose of 0.1ml on Study days 84, 140, 196, 252, 308, and 364.

Pembrolizumabbiological

Pembrolizumab 200mg administered intravenously every 3 weeks, commencing on study day 7 to a total of 18 infusions

Cyclophosphamide 50mgdrug

Cyclophosphamide 50mg twice daily by mouth, administered 7 days on / 7 days off, stating at study day 0, until study day 384