Startling Fact: PSA Testing Frequency Changes PSA Doubling Time – A Time Honored Surrogate Biomarker is Not Valid!

In our quest to understand our prostate cancer we have developed many “measures” of our disease aggressiveness and progression.  Many of these measures are generally accepted has valid, but many have never been validated. One example is the prognostic nature of PSA Doubling Time (PSADT) in men with biochemically recurrent prostate cancer (BRPC or PSA [...]

Statins Might Inhibit Prostate Cancer from Invading Bones

One of the more recent conversations surrounding prostate cancer treatment that we have been hearing involves the use of the anti-cholesterol drugs or statins.   The conversation, whether or not statins might be a good treatment option for men with both localized disease and as an alternative to hormone treatment (ADT) for men with advanced prostate [...]

A Surprising Biochemical Response to Ketoconazole In Post-Chemotherapy mCRPC Men When Compared to the Zytiga Trial Results

It has always been assumed that Ketoconazole, when used for the treatment of men with metastatic castration resistant prostate cancer (mCRPC), would not be as potent as abiraterone (Zytiga), but there has never been any head to head comparison to demonstrate this assumption! Ketoconazole is a less potent inhibitor of the CYP-17 enzyme, the mode [...]

NICE Recommends Xtandi for Men with Prior Zytiga Exposure – Good News for our Brothers and Ammunition to Appeal Step Therapy

There is some really good news for those of us who live in areas where The National Institute for Health and Care Excellence (NICE) recommends drug approvals.  NICE has issued a final draft guidance recommending that men with hormone-relapsed prostate cancer (castrate resistant) that has metastasized and has been treated with docetaxel (chemotherapy) should be [...]

Xtandi Receives an FDA Review Date for Pre-Chemotherapy Use

It comes without any great surprise, but earlier in the month the FDA announced they were giving the application from Astellas and Medivation  for a priority review to extend the indication (FDA approved use) for Xtandi  (enzalutamide) capsules for the treatment of men with metastatic castration-resistant prostate cancer (mCRPC) who have not received chemotherapy.  The [...]

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