Avoiding radiation damage to salivary glands with Ac-225-PSMA-617 therapy

As we await the results of the VISION trial of Lu-177-PSMA-617, research continues into improving radiopharmaceuticals. … READ MORE …

Manufacture and use of gallium-68 PSMA-11 for PET/CT scans

OK … so it took us a couple of days to work out why only two centers (at UCSF and UCLA) had been approved to administer the new (to the US) gallium-68 PSMA-11 scans. It wasn’t very smart of us. We should have realized immediately! … READ MORE …

FDA approves first gallium-68 PSMA PET scan imaging agent in US, BUT …

Yesterday the US Food and Drug Administration (FDA) gave its approval for the first gallium-68 prostate-specific membrane antigen imaging agent (Ga-67 PSMA-11), for the use in association with positron emission tomography (PET) scanning for the evaluation of men with suspected prostate cancer — and most particularly for those men  with high-risk characteristics suggesting the possibility of metastasis, including men with newly diagnosed or recurrent disease. However, here’s the “but”… READ MORE …

Why lutetium-177-PSMA treatment sometimes may not help, and may even harm

Lu-177-PSMA usually improves survival

We’ve seen in a couple of small trials in Germany and Australia that Lu-177-PSMA seemed to provide better than expected survival. … READ MORE … -p>

Imaging studies for men with recurrent prostate cancer

We had previously reported on a presentation by Calais et al. earlier this year. … READ MORE …

Early data from the LuPIN trial in men with mCRPC

A lot of people are hopeful that treatment with a new form of targeted nuclear radiation therapy — lutetium-177 PSMA 617 (177Lu PSMA) — will be able to significantly extend survival of men with metastatic, castration-resistant prostate cancer (mCRPC) … READ MORE …

How accurate are gallium-68 PSMA PET/CT scans in the “real world”?

A new article in the journal Cancer Imaging has provided us with an interesting set of “real world” data on the accuracy of gallium-68 PSMA PET/CT scans in the management of prostate cancer. … 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 …

Novartis acquires developers of Lu-177 PSMA-617 and Ac-225 PSMA-617

The major, Switzerland-based, global pharmaceutical company Novartis has just agreed to acquire Endocyte — the developer of both Lu-177- PSMA-617 and Ac-225-PSMA-617, which are in clinical trials for the treatment of advanced forms of prostate cancer. … READ MORE …

Gallium-68 PSMA PET scanning “is a game changer” in prostate cancer

The “game changer” statement above comes from an independent review of the potential value of gallium-86-labeled prostate-specific molecular antigen (68Ga PSMA) PET scanning in the evaluation of selected men with prostate cancer. … READ MORE …

Progenics reports outcome of OSPREY 2301 trial of PyL™

In a media release issued earlier this morning, Progenics Pharmaceuticals has announced the outcome of a Phase II/III trial of their proprietary, PSMA-targeted imaging agent PyL (also known as 18F-DCFPyL) for identification of prostate cancer. … READ MORE …

Gallium-68 PET/CT scans prior to first-line treatment of some men with prostate cancer

A newly-reported set of data from an Australian clinical research team has now shown that 68Ga PSMA PET/CT scans changed the staging and the management of men after initial diagnosis and prior to first-line treatment compared to traditional CT and bone scanning. … READ MORE …

Trial of new imaging agent nears completion

Early this morning, Progenics Pharmaceuticals announced completion of enrollment of patients in the Phase II/III OSPREY trial of a new PSMA-targeted PET/CT imaging agent for detection of prostate cancer. … READ MORE …

A PSMA-based PET scan can change SRT decisions

The new PSMA-based PET scans provide a way to locate exactly where the cancer has spread to after an unsuccessful prostatectomy. … READ MORE …

Ac-225-PSMA-617 in mCRPC: an update

We now have some details from clinical trials of the radiopharmaceutical actinium-225-PSMA-617 (Ac-225-PSMA-617) in very advanced prostate cancer patients. … READ MORE …