Progenics Reports Results of Phase 2/3 Trial of PSMA PET Imaging Agent PyL for the Detection of Prostate Cancer

On October 5, 2018 Progenics Pharmaceuticals, Inc. (NASDAQ:PGNX), an oncology company developing innovative medicines and imaging analysis technology for targeting and treating cancer, reported data from its OSPREY 2301 Study of PyLTM (18F-DCFPyL). PyL is the Company’s PSMA-targeted small molecule PET imaging agent designed to visualize prostate cancer (Press release, Progenics Pharmaceuticals, OCT 5, 2018, View Source [SID1234530641]). In the study, PyL demonstrated high sensitivity in reliably detecting distant metastatic prostate cancer lesions and high specificity in confirming the absence of pelvic lymph node disease. The associated strong positive predictive values (PPV) and negative predictive value (NPV) of PyL imaging in these disease settings indicate its potential high clinical utility.

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Dr. Michael Morris, Associate Professor at Memorial Sloan Kettering, and a lead investigator of the trial said, "These are highly encouraging results in a large, well-controlled and rigorous trial showing PyL has excellent positive and negative predictive value in assessing the distribution of disease in men with high-risk prostate cancer. Furthermore, in men intended to go to surgery, the specificity of PyL was exceedingly good. Taken together, a PyL PET avid lesion is a reliable reflection of histologically proven disease and may provide additional important information to men with prostate cancer and their doctors. That information may provide important guidance in the decision-making for their treatment."

Phase 2/3 Trial Results

The trial examined the diagnostic performance of PSMA-targeted PET imaging agent, PyL, to detect prostate cancer in pelvic lymph nodes in patients with high risk locally advanced prostate cancer (Cohort A) and distant metastases in patients with metastatic or recurrent (Cohort B) prostate cancer. The diagnostic performance of PyL PET imaging in this "gold standard" trial was evaluated against histopathology as the standard of truth. The OSPREY study dosed 385 patients with either high-risk locally advanced prostate cancer (268) or metastatic or recurrent prostate cancer (117). The study’s co-primary endpoints were the assessment of specificity and sensitivity of PyL PET imaging in Cohort A to detect prostate cancer in pelvic lymph nodes in patients scheduled to undergo radical prostatectomy with extended pelvic lymph node dissection. Key secondary endpoints for Cohort A were positive predictive value and negative predictive value. The study also evaluated several key secondary endpoints in Cohort B, including the sensitivity and positive predictive value of PyL PET imaging in detecting metastatic prostate cancer in patients where lesion biopsies (bone, soft tissues, lymph nodes other than pelvic lymph nodes) were feasible.

In the trial, the diagnostic performance of PyL in detecting disease in pelvic lymph nodes (Cohort A) showed a high specificity (96-99% among the three blinded independent readers), meeting the first co-primary endpoint of the trial, with the lower bound of the 95th percent confidence interval (94-96%) exceeding 80%. The sensitivity of 31-42%, did not meet the second co-primary endpoint, as the lower bound of the 95th percentile confidence interval (19-30%) did not exceed the required 40%. The positive predictive value and negative predictive value of pelvic lymph node detection were 78-91% and 81-84%, respectively.

In the metastatic or recurrent prostate cancer setting (Cohort B), PyL exhibited sensitivity of 93-99% and positive predictive value of 81-88% in detecting metastatic lesions. Specificity and negative predictive value were not endpoints specified in the protocol for Cohort B as all men in Cohort B were suspected to have disease.

PyL was very well tolerated. A total of 27 (7%) subjects experienced at least one treatment related adverse event. There were no serious adverse events related to study drug. The most frequent drug related events included dysgeusia (2.1%) and headache (2.1%).

"The data from this trial shows the strength of PyL in prostate cancer detection, and its potential to be highly valuable for disease and treatment monitoring," said Dr. Vivien Wong, Executive Vice President of Development at Progenics. "While specificity and sensitivity are often used to describe diagnostic performance, PPV and NPV are increasingly considered more relevant indicators of actual clinical utility. Following our discussions with FDA, our Phase 3 trial design will use a primary endpoint based on PPV parameters in the biochemical recurrence setting."

"PyL imaging holds great promise in transforming how physicians manage and treat high risk, metastatic, and recurrent prostate cancer," said Mark Baker, Chief Executive Officer of Progenics. "Our data from OSPREY provides strong rationale for continued development, and we look forward to launching our Phase 3 trial by year-end."

Progenics plans to submit the full results from the trial for presentation at a medical meeting.

Progenics Reports Results of Phase 2/3 Trial of PSMA PET Imaging Agent PyL Page 3

About PyL for PET Imaging of Prostate Cancer

PyL (also known as [18F]DCFPyL) is a fluorinated PSMA-targeted Positron Emission Topography ("PET") imaging agent that enables visualization of both bone and soft tissue metastases to determine the presence or absence of recurrent and/or metastatic prostate cancer.

Investor Conference Call

Progenics will host a conference call today at 8:30 AM Eastern Time to discuss the approval. The live and replayed webcast of the call will be available through the Company’s website at www.progenics.com. To participate in the live call by phone, dial (877) 250-8889 (USA) or (720) 545-0001 (international) and enter the passcode 4282148. The replay of the call will be available for 90 days.

About Prostate Cancer

Prostate cancer is the second most common form of cancer affecting men in the United States: an estimated one in seven men will be diagnosed with prostate cancer in his lifetime. The American Cancer Society estimates that each year approximately 161,360 new cases of prostate cancer will be diagnosed and about 26,730 men will die of the disease. Approximately 2.9 million men in the U.S. currently count themselves among prostate cancer survivors.

Teva to Report Third Quarter 2018 Financial Results on November 1, 2018

On October 5, 2018 Teva Pharmaceutical Industries Ltd. (NYSE and TASE: TEVA) reported that it will release its third quarter 2018 financial results on Thursday, November 1, 2018 at 7:00 a.m. ET (Press release, Teva, OCT 5, 2018, View Source;p=RssLanding&cat=news&id=2370421 [SID1234529812]).

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Teva will host a conference call and live webcast on the same day, at 8:00 a.m. ET to discuss its third quarter 2018 results and overall business environment. A Question & Answer session will follow this discussion.

In order to participate, please dial the following numbers (at least 10 minutes before the scheduled start time):

United States 1 (866) 966-1396
International +44 (0) 2071 928000
For a list of other international toll-free numbers, click here.
Passcode: 7193665
A live webcast of the call will also be available on Teva’s website at: ir.tevapharm.com Please log in at least 10 minutes prior to the conference call in order to download the applicable software.

Following the conclusion of the call, a replay of the webcast will be available within 24 hours on the Company’s website. The replay can also be accessed until November 30, 2018, 9:00 a.m. ET by calling United States 1 (866) 331-1332 or International +44 (0) 3333-009785; passcode: 7193665.

FDA approves expanded use of Gardasil 9 to include individuals 27 through 45 years old

On October 5, 2018 The U.S. Food and Drug Administration reported a supplemental application for Gardasil 9 (Human Papillomavirus (HPV) 9-valent Vaccine, Recombinant) expanding the approved use of the vaccine to include women and men aged 27 through 45 years (Press release, US FDA, OCT 5, 2018, View Source,aged%2027%20through%2045%20years. [SID1234607430]). Gardasil 9 prevents certain cancers and diseases caused by the nine HPV types covered by the vaccine.

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"Today’s approval represents an important opportunity to help prevent HPV-related diseases and cancers in a broader age range," said Peter Marks, M.D., Ph.D., director of the FDA’s Center for Biologics Evaluation and Research. "The Centers for Disease Control and Prevention has stated that HPV vaccination prior to becoming infected with the HPV types covered by the vaccine has the potential to prevent more than 90 percent of these cancers, or 31,200 cases every year, from ever developing."

According to the CDC, every year about 14 million Americans become infected with HPV; about 12,000 women are diagnosed with and about 4,000 women die from cervical cancer caused by certain HPV viruses. Additionally, HPV viruses are associated with several other forms of cancer affecting men and women.

Gardasil, a vaccine approved by the FDA in 2006 to prevent certain cancers and diseases caused by four HPV types, is no longer distributed in the U.S. In 2014, the FDA approved Gardasil 9, which covers the same four HPV types as Gardasil, as well as an additional five HPV types. Gardasil 9 was approved for use in males and females aged 9 through 26 years.

The effectiveness of Gardasil is relevant to Gardasil 9 since the vaccines are manufactured similarly and cover four of the same HPV types. In a study in approximately 3,200 women 27 through 45 years of age, followed for an average of 3.5 years, Gardasil was 88 percent effective in the prevention of a combined endpoint of persistent infection, genital warts, vulvar and vaginal precancerous lesions, cervical precancerous lesions, and cervical cancer related to HPV types covered by the vaccine. The FDA’s approval of Gardasil 9 in women 27 through 45 years of age is based on these results and new data on long term follow-up from this study.

Effectiveness of Gardasil 9 in men 27 through 45 years of age is inferred from the data described above in women 27 through 45 years of age, as well as efficacy data from Gardasil in younger men (16 through 26 years of age) and immunogenicity data from a clinical trial in which 150 men, 27 through 45 years of age, received a 3-dose regimen of Gardasil over 6 months.

The safety of Gardasil 9 was evaluated in about a total of 13,000 males and females. The most commonly reported adverse reactions were injection site pain, swelling, redness and headaches.

The FDA granted the Gardasil 9 application priority review status. This program facilitates and expedites the review of medical products that address a serious or life-threatening condition.

The FDA granted approval of this supplement to the Gardasil 9 Biologics License Application to Merck, Sharp & Dohme Corp. a subsidiary of Merck & Co., Inc.

The FDA, an agency within the U.S. Department of Health and Human Services, protects the public health by assuring the safety, effectiveness, and security of human and veterinary drugs, vaccines and other biological products for human use, and medical devices. The agency also is responsible for the safety and security of our nation’s food supply, cosmetics, dietary supplements, products that give off electronic radiation, and for regulating tobacco products.

Generex Biotechnology Provides Update on AE37 Immuno-Therapeutic Clinical Development Program

On October 5, 2018 Generex Biotechnology Corporation (www.generex.com) (OTCQB:GNBT) (View Source) reported that the Company, in conjunction with its research collaborators Merck and the NSABP Foundation, will file an IND in October to initiate A Phase II Clinical Trial of Pembrolizumab (Keytruda) in Combination with the AE37 Peptide Vaccine in Patients with Metastatic Triple Negative Breast Cancer (Press release, Generex, OCT 5, 2018, View Source [SID1234529796]). It is anticipated that the trial will initiate sites in the fourth quarter and begin enrolling patients in the first quarter of 2019.

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Also, as previously announced, AE37 is being developed for the treatment of prostate cancer by the Company’s partner, Shenzhen Bioscien. The Company has nearly completed the non-clinical toxicology and pharmacology work required by the Chinese Food & Drug Administration (CFDA) and is preparing the necessary documentation for application to obtain authorization on the regulatory path for approval in China. Pending acceptance of that regulatory package, Shenzhen plans to initiate a Phase II clinical trial in Europe in 2019, with Generex maintaining Rest-of-World, ex-China rights to AE37 for the treatment of prostate cancer.

Further, in conjunction with the launch of the AE37/KEYTRUDA combination trial, and as part of the continuing restructuring of Generex, the Antigen Express name will be changed to NuGenerex Immuno-Oncology, remaining a wholly-owned subsidiary under the umbrella of the parent Company.

"We are excited to launch the clinical development of our HER2/neu immunotherapeutic vaccine AE37 in combination with Merck’s anti-PD-1 therapy, Keytruda, for the treatment of patients with triple-negative breast cancer," said Dr. Eric von Hofe, President of NuGenerex Immuno-Oncology. "With this trial and our partnership with Shenzhen Bioscien, NuGenerex Immuno-Oncology is positioned to realize the full potential of AE37 while advancing our proprietary Ii-Key technology platform for use in other cancers and diseases."

Generex Chief Medical and Scientific Officer, Dr. Jason Terrell, added: "NuGenerex Immuno-Oncology will be an important division within our restructured and diversified organization. This represents a successful advancement of our overall strategy to improve patient care through the development of innovative products and healthcare solutions."

Generex President & Chief Executive Officer Joe Moscato stated, "NuGenerex Immuno-Oncology is being established to not only to advance the Antigen Express core technology, but also to expand the Company’s portfolio in the field of immunotherapy and personalized medicine through partnerships and acquisitions. Generex has long demonstrated a belief and commitment to immune-therapy for the treatment of cancer through our extensive Ii-Key research & development program, and we are proud to be a leader in this emerging era of personalized, immuno-therapeutic cancer care."

BerGenBio enters second stage of phase II trial with selective AXL inhibitor bemcentinib in combination with KEYTRUDA® in patients with advanced NSCLC

On October 5, 2018 BerGenBio ASA (OSE: BGBIO) reported that the first patient has been dosed in the second stage of the phase II trial (BGBC008) evaluating the Company’s selective AXL inhibitor bemcentinib in combination with MSD’s anti-PD-1 therapy, KEYTRUDA (pembrolizumab), in patients with previously treated advanced adenocarcinoma of the lung (non-small cell lung cancer, NSCLC) whose disease is progressing (Press release, BerGenBio, OCT 5, 2018, View Source [SID1234529834]).

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The trial was advanced into the second stage on the basis that the first stage met its clinical efficacy endpoint (as announced on 26 June 2018). Updated results from the first stage (n=24) were presented at the 19th Annual World Conference on Lung Cancer (WCLC: 25 September 2018)*. The Company reported an overall response rate (ORR) of 40% in patients who tested positive for AXL expression (4 out of 10 pts). Efficacy was also seen in PD-L1 negative patients (ORR of 27%, 3 out of 11 pts) for whom KEYTRUDA monotherapy is currently not indicated. Treatment with the bemcentinib/KEYTRUDA combination was well tolerated.

The second stage will enrol a further 24 patients at sites in Norway, Spain, UK and the US, and aims to confirm the safety and clinical efficacy of the combination. Comprehensive exploratory studies will continue to evaluate biomarkers in tumour and blood indicative of AXL expression and immune modulation. Preliminary results from the trial are expected during 2019.

The BGBC008 trial (ClinicalTrials.gov Identifier: NCT03184571) is being sponsored by BerGenBio. MSD, a tradename of Merck & Co., Inc., Kenilworth, New Jersey, USA, will continue to supply KEYTRUDA for use in the study under a collaboration agreement signed in March 2017.

Richard Godfrey, Chief Executive Officer of BerGenBio, commented: "We recently reported positive data from this phase II clinical trial at WCLC. Patients that were AXL positive reported a clinical response rate of 40%. Most notably, this included PD-L1 negative patients who do not benefit from KEYTRUDA monotherapy. These data strengthen our confidence in bemcentinib’s mode of action, as well as the value of AXL inhibition to enhance patient outcomes to KEYTRUDA immunotherapy. Additional combination data in NSCLC, including bemcentinib with targeted and chemotherapy, also presented at WCLC provide further proof supporting the concept that AXL is a key player in mediating resistance to therapy and immune evasion, and that bemcentinib has the potential to become a
cornerstone therapy in this challenging indication. We look forward to reporting outcome and biomarker data at upcoming leading medical congresses."

* James Lorens et al. Ph II Study of Oral Selective AXL Inhibitor Bemcentinib (BGB324) in Combination with Pembrolizumab in Patients with Advanced NSCLC(abstract P2.04-27)

KEYTRUDA is a registered trademark of Merck Sharp & Dohme Corp., a subsidiary of Merck & Co., Inc., Kenilworth, NJ, USA.

– END –

About NSCLC
It is estimated that more than 230,000 new cases of lung cancer will be diagnosed in the US in 2018 and it is the leading cause of cancer deaths. 65% of NSCLCs are of adenocarcinoma pathology. Although various treatments exist for NSCLC, they are often curtailed by acquired resistance to therapy and immune evasion. Novel treatments overcoming these mechanisms in NSCLC are urgently required.

About the BGBC008 trial
The BGBC008 trial is a phase II multi-centre open-label study of bemcentinib in combination with KEYTRUDA (pembrolizumab) in previously treated, immunotherapy naïve, patients with advanced adenocarcinoma of the lung, the most common form of non-small cell lung cancer (NSCLC). The objective of the trial is to determine the anti-tumour activity of this novel drug combination and responses will be correlated with biomarker status (including AXL kinase and PD-L1 expression).