PSA doubling time and prognosis for men with nmCRPC

A report this week in Urologic Oncology has confirmed the importance of PSA doubling times in understanding risk for prostate cancer progression among men with non-metastatic, castration-resistant prostate cancer (nmCRPC). … READ MORE …

Ipatasertib meets one of two primary endpoints in Phase III trial

According to a media release issued by Roche earlier this morning, the company’s investigational drug known as ipatasertib met one but not both of the two primary endpoints in a randomized, double-blind Phase III trial known as the IPATential150 trial. … READ MORE …

And now … FDA approves second PARP inhibitor for selected men with mCRPC

Following last week’s approval of rucaparib (Rubraca), the US Food and Drug Administration (FDA) has now, also, approved the PARP inhibitor olaparib (Lynparza) for the treatment of men with with deleterious or suspected deleterious germline or somatic homologous recombination repair (HRR) gene-mutated metastatic castration-resistant prostate cancer (mCRPC) who have progressed following prior treatment with enzalutamide or abiraterone. … READ MORE …

FDA approves first PARP inhibitor for selected men with mCRPC

Yesterday evening the US Food and Drug Administration (FDA) approved rucaparib (Rubraca) for the treatment of men with BRCA1/2-mutant, metastatic, castration-resistant prostate cancer (mCRPC) who have also already been treated with androgen receptor-directed therapy and taxane-based chemotherapy. … READ MORE …

More negative data for checkpoint inhibition in treatment of mCRPC

Alas … once again we hear that the combination of  androgen receptor blockade (with enzalutamide/Xtandi) + a checkpoint inhibitor (the PD-L1 inhibitor atezolizumab/Tecentriq) has had no clinically meaningful impact on the overall survival (OS) of men with metastatic, castration-resistant prostate cancer (mCRPC) compared to enzalutamide alone. … READ MORE …

Olaparib in treatment of men with mCRPC and selected HRR gene mutations

According to a media release issued by AstraZeneca and Merck on Friday evening, olaparib (Lynparza) has shown “a statistically significant and clinically meaningful improvement in … overall survival (OS)” in men with metastatic, castration-resistant prostate cancer (mCRPC) and BRCA1/2 or ATM gene mutations (homologous repair gene mutations or HRRm). … READ MORE …

Areas of consensus at APCCC last year … see Table 1

So your sitemaster has been looking through the full report from the APCCC meeting held in Basel last year — as he promised he would. … READ MORE …

Data from the PROfound trial reported at ESMO

From a report presented by Hussain yesterday at the annual meeting of the European Society for Medical Oncology (ESMO) we gained detailed insight into the results of the PROfound trial of olaparib (Lynparza), which had been said to be positive last August. … READ MORE …

Cabazitaxel + carboplatin in treatment of mCRPC

A newly published article in Lancet Oncology has suggested that “taxane–platinum combinations have a clinically beneficial role in advanced prostate cancer”. … READ MORE …

PARP inhibitor has positive outcomes in Phase III trial in selected men with mCRPC

According to a media release issued jointly yesterday by AstraZeneca and Merck, treatment with the PARP inhibitor olaparib (Lynparza) has demonstrated “positive results from the Phase III PROfound trial … in [a subset of] men with metastatic castration-resistant prostate cancer (mCRPC).” … 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 …

FDA “fast tracks” ARV-110 for the treatment of mCRPC

At the end of May, just prior to the annual meeting of ASCO, the US Food and Drug Administration (FDA) granted fast track designation to an investigational  agent called ARV-110 for treatment of metastatic, castration-resistant prostate cancer (mCRPC). … -READ MORE …

PD-1 and PD-L1 checkpoint inhibition in treatment of prostate cancer

We have noted several times in the past that, at least to date, compared to the results shown by the PD-1 and PD-L1 checkpoint inhibitors in the treatment of cancers like lung cancer, kidney cancer, and melanoma, there has been little evidence of the value of these agents in the treatment of advanced prostate cancer. … READ MORE …

Phase III trial of olaparib in first-line treatment of mCRPC

Unfortunately we don’t always hear about some interesting clinical trials as early as we would like to. The following is a case in point. … READ MORE …

Talazoparib + enzalutamide in treatment of mCRPC

Back in December 2017, Pfizer started a trial to explore whether the PARP inhibitor talazoparib (Talzenna) could be used in combination with enzalutamide (Xtandi) to effectively treat men with what are known as MSI-H or dMMR subtypes of metastatic castration-resistant prostate cancer (mCRPC). … READ MORE …