Is time to biochemical failure a good surrogate endpoint for overall survival?

For many years researchers have been trying to identify so-called “surrogate” endpoints that can be used to predict overall and prostate cancer-specific survival with high accuracy. … READ MORE …

ADT + enzalutamide in mHSPC … outcome of the ARCHES trial

Pfizer and Astellas have, this morning, announced that the addition of enzalutamide to standard androgen deprivation (ADT) has led to improved outcomes in men with metastatic, hormone-sensitive prostate cancer (mHSPC). … READ MORE …

MFS as an endpoint in clinical trials

Earlier this year, two drugs (apalutamide/Erleada and enzalutamide/Xtandi) were each approved for the treatment of non-metastatic, castration-resistant prostate cancer (nmCRPC) based on the use of metastasis-free survival (MFS) as the study endpoint in clinical trials. … READ MORE …

Pembrolizumab in treatment of advanced prostate cancer

We finally have some published data — albeit not a lot — on the use of one of the PD-1 inhibitors (pembrolizumab, also known as Keytruda) in the treatment of late-stage prostate cancer. … READ MORE …

Newest radiopharmaceutical: thorium-227 PSMA antibody

Bayer has announced a new clinical trial of the latest entry in the race for radiopharmaceuticals to treat prostate cancer, joining 177Lu PSMA-617, 225Ac PSMA-617, and 131I MIP-1095. They are trying thorium-227 attached to a PSMA antibody. … READ MORE …

Lutetium-177 PSMA-617 in Phase III (VISION) trial for treatment of mCRPC

We have just been appraised of a randomized, double-blind, multi-center, Phase III clinical trial of the targeted, radiolabeled agent 177Lu-PSMA-617 (a form of “radioligand” therapy) in the treatment of metastatic, castration-resistant prostate cancer (mCRPC). … READ MORE …

Preliminary data from the TRITON 2 trial of rucaparib in mCRPC

A poster presented at the ESMO meeting in Munich has just reported data from an unplanned, preliminary analysis of data from the first 85 patients (out of a scheduled total of 150 patients) enrolled in the TRITON 2 trial of the PARP inhibitor rucaparib (Rubraca) … READ MORE …

No survival benefit to debulking the prostate with radiation in first randomized clinical trial

The term “debulking” denotes the radical treatment (via prostatectomy or radiation therapy) of the cancerous prostate — lmost always in newly diagnosed patients — after distant metastases have been discovered. … READ MORE …

New trial (S1802) for treatment of men with newly diagnosed, metastatic prostate cancer

Earlier this month we had mentioned hearing about a new trial to explore whether local ablation of the primary tumor could improve the outcomes of men initially diagnosed with metastatic prostate cancer. … READ MORE …

Free randomized clinical trial of gallium-68-PSMA-11 PET indicator

A randomized clinical trial of the 68Ga-PSMA-11 PET indicator for men with a recurrence after radical prostatectomy has just been initiated at the University of California Los Angeles (UCLA). … READ MORE …

The potential for use of enzalutamide in HSPC: an update

We note that Pfizer and Astellas have recently modified the protocols for two large, international, randomized, Phase III clinical trials to see if they can get earlier results that might affect the potential for use of enzalutamide (Xtandi) in some groups of men with hormone-sensitive prostate cancer (HSPC). … READ MORE …

Initial results of the MEAL trial in men on active surveillance

At the annual meeting of the American Urological Association early this morning in San Francisco, we we given the initial report on the results of the Men’s Eating and Living (MEAL) trial. … READ MORE …

Immunotherapy for men on active surveillance?

So one of the more interesting things to be announced since your sitemaster arrived at the annual meeting of the American Urological Association (AUA) in San Francisco yesterday was this one: … READ MORE …

MRI-guided biopsy in the diagnosis of prostate cancer (again)

The results of the so-called PRECISION trial were just published in the New England Journal of Medicine this morning. … READ MORE …

First randomized clinical trial of SBRT reports primary outcome

In the first trial ever to randomly assign patients to extreme hypofractionation, primary radiation therapy delivered in just seven treatments had the same effectiveness and safety as 39 treatments. … READ MORE …