Adenocarcinoma of the ProstatePhase 2NCT01498978
Ipilimumab in Combination With Androgen Suppression Therapy in Treating Patients With Metastatic Hormone-Resistant Prostate Cancer
A Phase 2 study testing ipilimumab and laboratory biomarker analysis in people with Adenocarcinoma of the Prostate and Hormone-resistant Prostate Cancer, run by OHSU Knight Cancer Institute at 2 sites in United States.
Trial summary
This phase II trial studies how well ipilimumab works when given together with androgen suppression therapy in treating patients with hormone-resistant prostate cancer that has spread to other parts of the body. Monoclonal antibodies, such as ipilimumab, can block tumor growth in different ways. Read more about this study
- Who is it for?
- Ages 18 years and older, men only
- Conditions the study is for
- Adenocarcinoma of the Prostate, Hormone-resistant Prostate Cancer, Recurrent Prostate Cancer
- What is being tested?
- ipilimumab and laboratory biomarker analysis
- Type of treatment
- Injection or infusion
- Could I receive a placebo?
- No, everyone receives an active treatment
- How many people
- 10 participants
- Where
- 2 sitesUnited States
- Study dates
- 6 Feb 2012to 19 Jan 2019
- Phase
- Phase 2
- Are there results?
- Yes, posted in the registrySummary in the doctors' view
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 18 years and older
- Men only
- No healthy volunteers
- Adult, Older adult
Who may be able to join
- Willing and able to give written informed consent
- Histologic diagnosis of adenocarcinoma of the prostate
- A PSA of > 0.2 ng/ml after 6-18 months of androgen suppression therapy, which may consist of luteinizing hormone-releasing hormone (LHRH) agonist or antagonist alone or the combination of an LHRH agonist or antagonist plus an antiandrogen, such as bicalutamide; androgen suppression therapy will continue without interruption
- Radiographic evidence of regional or distant metastasis at the time of study enrollment or at the time of diagnosis
- White blood cell (WBC) >= 2000/uL
- Absolute neutrophil count (ANC) >= 1000/uL
Show all 19Show fewer
- Platelets >= 50 x 10^3/uL
- Hemoglobin >= 8 g/dL
- Creatinine =< 3.0 x upper limit of normal (ULN)
- Aspartate aminotransferase (AST)/alanine aminotransferase (ALT) =< 2.5 x ULN for patients without liver metastasis
- Bilirubin =< 3.0 x ULN, (except patients with Gilbert's syndrome, who must have a total bilirubin less than 3.0 mg/dL)
- No known active or chronic infection with human immunodeficiency virus (HIV), hepatitis B, or hepatitis C; patients should be assessed for high risk behaviors that may result in these infections, such as intravenous drug use or multiple sexual partners; the assessment should be noted
- Eastern Cooperative Oncology Group (ECOG) =< 1
- Patients receiving any herbal product known to decrease PSA levels (i.e. saw palmetto and prostate cancer [PC]-SPES), or any immunosuppressive dose of systemic or absorbable topical corticosteroid (except prednisone up to 10 mg orally per [q] day, or its equivalent), must discontinue the agent for at least 2 weeks prior to screening; progressive disease must be documented after discontinuation of these products
- Patients receiving bisphosphonate therapy must have been on stable doses for at least 4 weeks with stable symptoms prior to the first infusion with ipilimumab
- Total testosterone < 50 ng/ml, except in patients with prior orchiectomy, where testosterone does not need to be measured; patients must continue their LHRH agonist therapy throughout study duration
- Life expectancy >= 6 months; this must be documented
- Patients who are sexually active with a partner who could become pregnant are to use an effective form of barrier contraception, such as condoms or a partner using oral contraceptive pills; persons of reproductive potential must agree to use an adequate method of contraception throughout treatment and for at least 8 weeks after ipilimumab is stopped
- If a patient enters the trial on androgen suppression therapy (AST) that consists of both an LHRH agonist and an oral antiandrogen, both agents should be continued throughout the study; if an antiandrogen is stopped prior to study entry, it should be stopped 4 weeks before for nilutamide and flutamide and 6 weeks before for bicalutamide to ensure that a withdrawal phenomenon does not interfere with interpretation of efficacy results
Who cannot join
- Radiation to any area of the body < 28 days prior to randomization
- Any other active malignancy with the exception of adequately treated basal or squamous cell skin cancer or superficial bladder cancer
- Autoimmune disease: patients with a history of inflammatory bowel disease are excluded from this study, as are patients with a history of symptomatic disease (eg, rheumatoid arthritis, systemic progressive sclerosis [scleroderma], systemic lupus erythematosus, autoimmune vasculitis [eg, Wegener's granulomatosis]); motor neuropathy considered of autoimmune origin (e.g. myasthenia gravis, Guillain-Barre syndrome); those with immune-mediated skin toxicity (i.e. toxic epidermal necrolysis, Stevens-Johnson syndrome) will also be excluded
- Any underlying medical or psychiatric condition, which in the opinion of the investigator will make the administration of ipilimumab hazardous or obscure the interpretation of adverse events (AEs), such as a condition associated with frequent diarrhea
- Any non-oncology vaccine therapy used for prevention of infectious diseases (for up to 1 month before or after any dose of ipilimumab)
- A history of prior treatment with ipilimumab or prior cluster of differentiation (CD)137 agonist or cytotoxic T-lymphocyte-associated protein 4 (CTLA-4) inhibitor or agonist
- Concomitant therapy with any of the following: interleukin (IL)-2, interferon, or other non-study immunotherapy regimens; cytotoxic chemotherapy; immunosuppressive agents (over the counter [OTC]/herbal/prescribed); immunostimulant agents, other than the study agent; other investigational therapies; or chronic use of systemic corticosteroids (greater than prednisone 10 mg orally per day, or its equivalent)
- Prisoners or patients who are compulsorily detained (involuntarily incarcerated) for treatment of either a psychiatric or physical (i.e., infectious) illness
Trial locations and contacts
2 sites in 1 country.
United States2 sites
Rutgers Cancer Institute of New Jersey
New Brunswick, New Jersey, 08903
OHSU Knight Cancer Institute
Portland, Oregon, 97239
About this study
Official title: A Phase II Study of CTLA Blockade by Ipilimumab Plus Androgen Suppression Therapy in Patients With an Incomplete Response to AST Alone for Metastatic Prostate Cancer
This phase II trial studies how well ipilimumab works when given together with androgen suppression therapy in treating patients with hormone-resistant prostate cancer that has spread to other parts of the body. Monoclonal antibodies, such as ipilimumab, can block tumor growth in different ways. Some block the ability of tumors to grow and spread. Others find tumor cells and help kill them or carry tumor-killing substances to them. Androgen can cause the growth of prostate cancer. Androgen deprivation therapy may stop the adrenal glands from making androgen. Giving ipilimumab together with androgen suppression therapy may kill more tumor cells.
Read the detailed description
PRIMARY OBJECTIVES:
- Proportion of patients who achieve an undetectable prostate-specific antigen (PSA) (=< 0.2 ng/ml) after initiation of ipilimumab therapy.
SECONDARY OBJECTIVES:
- Time to PSA progression. II. Time to progression by any measure. III. Maximum percentage of PSA reduction in each patient. IV. Number of patients with immune related adverse events (IRAEs) and correlation of these with complete PSA response, time to progression, and T cell measurements.
- Measures of T cell response to therapy with flow cytometry. VI. Response in measurable disease by modified Response Evaluation Criteria in Solid Tumors (RECIST) criteria.
VII. Time to death from any cause. VIII. To examine correlative biomarkers and their relationship to clinical outcomes. Potential biomarkers include, but are not limited to C-reactive protein (CRP), insulin-like growth factor (IGF)-1 and -2, or follicle stimulating hormone (FSH).
XV. Bank samples for future molecular correlative studies, biomarker, or other studies.
OUTLINE:
Patients receive ipilimumab intravenously (IV) over 90 minutes on day 1. Treatment repeats every 21 days for up to 4 courses in the absence of disease progression or unacceptable toxicity. Patients without progression then receive maintenance ipilimumab IV once every 3 months for 4 additional doses.
After completion of study treatment, patients are followed up every 6 months for up to 5 years.
- Conditions
- Adenocarcinoma of the Prostate, Hormone-resistant Prostate Cancer, Recurrent Prostate Cancer, Stage IV Prostate Cancer
- Being tested
- ipilimumab, laboratory biomarker analysis
- Medical subject headings
- Prostatic Neoplasms
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
ipilimumabBiological
Also called anti-cytotoxic T-lymphocyte-associated antigen-4 monoclonal antibody, MDX-010, MDX-CTLA-4, monoclonal antibody CTLA-4
Given IV
laboratory biomarker analysisOther
Correlative studies
| Study group | Role | What they receive |
|---|---|---|
| Treatment (ipilimumab) | Experimental | Patients receive ipilimumab IV over 90 minutes on day 1. Treatment repeats every 21 days for up to 4 courses in the absence of disease progression or unacceptable toxicity. Patients without progression then receive maintenance ipilimumab IV once every 3 months for 4 additional doses. Receives: Biological: ipilimumab; Other: laboratory biomarker analysis |
What is being measured
The primary outcome is the main question the study is designed to answer.
Percentage of Patients Who Achieve an Undetectable PSA (=< 0.2 ng/ml)
Undetectable PSA (prostate-specific antigen) defined as PSA ≤ 0.2 ng/mg after initiation of ipilimumab therapy.
Provided with the exact 95% confidence interval. PSA response as recommended by the Prostate Cancer Clinical Trials Working Group (PCWG2) definitions.
Percentage can take on values between 0% and 100%.
Measured: Up to 5 years
Secondary outcomes (10)
Time to PSA Progression
PSA (prostate-specific antigen) progression defined as a PSA increase of >= 25% and at least 2 ng/mL from baseline or nadir PSA achieved, confirmed by a second measurement at least three weeks later
Time to PSA progression is calculated as the time from Day 1 of combination therapy to first PSA measurement of >= 25% increase and at least 2 ng/mL above the nadir and confirmed by a second measurement at least three weeks later. For subjects without a PSA decline from baseline, time to PSA progression is calculated as the time from Day 1 of combination therapy to first PSA measurement of >= 25% increase and at least 2 ng/mL increase from baseline after 12 weeks and confirmed by a second measurement at least three weeks later.
Outcome is reported as median time to event determined by the Kaplan Meier method with 95% confidence interval.
Measured: Up to 5 years
Time to Progression by Any Measure
Time to progression is calculated from Day 1 of combination therapy to first evidence of progression by any measure (PSA, Measurable Disease or Clinical Progression).
Outcome is reported as median time to event determined by the Kaplan Meier method with 95% confidence interval.
Measured: Up to 5 years
Time to Death From Any Cause
Time to death is calculated from Day 1 of combination therapy to death from any cause.
Outcome is reported as median time to event determined by the Kaplan Meier method with 95% confidence interval.
Measured: Up to 5 years
Number of Patients With IRAEs
Immune-Related Adverse Events (IRAEs) are defined as an adverse event (AE) of unknown etiology associated with drug exposure and consistent with an immune phenomenon
Tabulated for each treatment group and summarized according to major organ categories of the National Cancer Institute Common Terminology Criteria for Adverse Events version 4.0.
Measured: Up to 6 months
Correlation Between IRAE and PSA Progression.
Immune related adverse event (IRAE) is defined as any adverse event associated with drug exposure and consistent with an immune-mediated event. PSA (prostate-specific antigen) Progression is defined as a PSA increase of >= 25% and at least 2 ng/mL from Baseline, or Nadir PSA Achieved, confirmed by a second measurement at least three weeks later.
The correlation between IRAEs and clinical outcomes will be evaluated using logistic regression for binary endpoints and Cox regression for the time to event outcomes. Due to sample size, regression is not feasible. Instead, correlation will be assessed by Fishers Exact test of association.
Measured: Up to 5 years
Correlation of IRAEs With Ratio of T Regulatory Cells to T Effector Cells
Immune related adverse event (IRAE) is defined as any adverse event associated with drug exposure and consistent with an immune-mediated event.
Raw T cells data was collected, but has not been analyzed by the lab and will not be done due to constraints.
No data displayed because Outcome Measure has zero total participants analyzed.
Measured: Up to day 1 of course 4
Correlation Between IRAEs and Immune Response
Immune related adverse event (IRAE) is defined as any adverse event associated with drug exposure and consistent with an immune-mediated event.
Outcome not evaluated due to technical challenges collecting the data, and lack of budget and personnel to complete the analysis.
No data displayed because Outcome Measure has zero total participants analyzed.
Measured: Up to day 1 of course 4
Correlation Between IRAE and Radiographic Progression.
Immune related adverse event (IRAE) is defined as any adverse event associated with drug exposure and consistent with an immune-mediated event. Radiographic progression is progression determined by scan.
The correlation between IRAEs and clinical outcomes will be evaluated using logistic regression for binary endpoints and Cox regression for the time to event outcomes. Due to sample size, regression is not feasible. Instead, correlation will be assessed by Fishers Exact test of association.
Measured: Up to 5 years
Correlation Between IRAE and Any Progression.
Immune related adverse event (IRAE) is defined as any adverse event associated with drug exposure and consistent with an immune-mediated event.
The correlation between IRAEs and clinical outcomes will be evaluated using logistic regression for binary endpoints and Cox regression for the time to event outcomes. Due to sample size, regression is not feasible. Instead, correlation will be assessed by Fishers Exact test of association.
Measured: Up to 5 years
Correlation Between IRAE and Overall Survival.
Immune related adverse event (IRAE) is defined as any adverse event associated with drug exposure and consistent with an immune-mediated event.
The correlation between IRAEs and clinical outcomes will be evaluated using logistic regression for binary endpoints and Cox regression for the time to event outcomes. Due to sample size, regression is not feasible. Instead, correlation will be assessed by Fishers Exact test of association.
Measured: Up to 5 years
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted26 Dec 2011 (estimated)
- Study start6 Feb 2012
- Primary completion28 Feb 2017
- Study completion19 Jan 2019
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Posted resultsParticipant flow, outcome measures and adverse events reported by the sponsor.
- Publications (1)Papers the sponsor has linked to this study.
- Other trials for Adenocarcinoma of the ProstateStudies of the same condition, open and under way.
- More trials run by OHSU Knight Cancer InstituteThe sponsor's other registered studies.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Interventional
- Phase
- Phase 2
- Primary purpose
- Treatment
- Allocation
- Not applicable
- Intervention model
- Single group
- Masking
- None (open label)
- Enrolment
- 10 participants (actual)
Sponsor and investigators
- Lead sponsor
- OHSU Knight Cancer Institute
- Sponsor type
- University, hospital or other
- Collaborators
- Bristol-Myers Squibb, Oregon Health and Science University
- Responsible party
- Principal investigator, Julie Graff, OHSU Knight Cancer Institute
- Investigators
- Julie Graff, Principal investigator, OHSU Knight Cancer Institute
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT01498978
- Sponsor's protocol ID
- IRB00005254
- Other IDs
- NCI-2011-03556, CA184059, 08-004, 5254
- Status last verified
- Sep 2020
- First submitted
- 20 Dec 2011
- Last updated
- 14 Oct 2020
- Results posted
- Yes, on ClinicalTrials.gov
- Data monitoring committee
- Yes
Publications
Graff JN, Stein MN, Surana R, Al Rabadi L, Liu E, Fong L, Bailey S, Latour E, Newby TA, Moran AE, Beer TM. Phase II Study of Ipilimumab in Men With Metastatic Prostate Cancer With an Incomplete Response to Androgen Deprivation Therapy. Front Oncol. 2020 Aug 7;10:1381. doi: 10.3389/fonc.2020.01381. eCollection 2020.
PubMed 32850444
Study at a glance
From the registry record, last updated by the sponsor on 14 Oct 2020. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- A Phase II Study of CTLA Blockade by Ipilimumab Plus Androgen Suppression Therapy in Patients With an Incomplete Response to AST Alone for Metastatic Prostate Cancer
- ClinicalTrials.gov ID
- NCT01498978
- Acronym / sponsor ID
- IRB00005254
- Conditions
- Adenocarcinoma of the Prostate, Hormone-resistant Prostate Cancer, Recurrent Prostate Cancer, Stage IV Prostate Cancer
- Phase
- Phase 2
- Study type
- Interventional
- Recruitment status
- Completed
- Enrolment
- 10 participants (actual)
- Lead sponsor
- OHSU Knight Cancer InstituteUniversity, hospital or other
- Collaborators
- Bristol-Myers Squibb, Oregon Health and Science University
- Study start
- 6 Feb 2012 (actual)
- Primary completion
- 28 Feb 2017 (actual)
- Study completion
- 19 Jan 2019 (actual)
- First posted
- 26 Dec 2011 (estimated)
- Results
- Posted 18 May 2018
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
This phase II trial studies how well ipilimumab works when given together with androgen suppression therapy in treating patients with hormone-resistant prostate cancer that has spread to other parts of the body. Monoclonal antibodies, such as ipilimumab, can block tumor growth in different ways. Some block the ability of tumors to grow and spread. Others find tumor cells and help kill them or carry tumor-killing substances to them. Androgen can cause the growth of prostate cancer. Androgen deprivation therapy may stop the adrenal glands from making androgen. Giving ipilimumab together with androgen suppression therapy may kill more tumor cells.
Detailed description
PRIMARY OBJECTIVES:
- Proportion of patients who achieve an undetectable prostate-specific antigen (PSA) (=< 0.2 ng/ml) after initiation of ipilimumab therapy.
SECONDARY OBJECTIVES:
- Time to PSA progression. II. Time to progression by any measure. III. Maximum percentage of PSA reduction in each patient. IV. Number of patients with immune related adverse events (IRAEs) and correlation of these with complete PSA response, time to progression, and T cell measurements.
- Measures of T cell response to therapy with flow cytometry. VI. Response in measurable disease by modified Response Evaluation Criteria in Solid Tumors (RECIST) criteria.
VII. Time to death from any cause. VIII. To examine correlative biomarkers and their relationship to clinical outcomes. Potential biomarkers include, but are not limited to C-reactive protein (CRP), insulin-like growth factor (IGF)-1 and -2, or follicle stimulating hormone (FSH).
XV. Bank samples for future molecular correlative studies, biomarker, or other studies.
OUTLINE:
Patients receive ipilimumab intravenously (IV) over 90 minutes on day 1. Treatment repeats every 21 days for up to 4 courses in the absence of disease progression or unacceptable toxicity. Patients without progression then receive maintenance ipilimumab IV once every 3 months for 4 additional doses.
After completion of study treatment, patients are followed up every 6 months for up to 5 years.
Study design
- Primary purpose
- Treatment
- Allocation
- Not applicable
- Intervention model
- Single group
- Masking
- None (open label)
- Number of arms
- 1
| Arm | Type | Receives |
|---|---|---|
| Treatment (ipilimumab) | Experimental | Biological: ipilimumab, Other: laboratory biomarker analysisPatients receive ipilimumab IV over 90 minutes on day 1. Treatment repeats every 21 days for up to 4 courses in the absence of disease progression or unacceptable toxicity. Patients without progression then receive maintenance ipilimumab IV once every 3 months for 4 additional doses. |
Who may qualify
- Ages
- 18 years and older
- Sex
- Male only
- Healthy volunteers
- Not accepted
- Age groups
- Adult, Older adult
Key inclusion criteria (19 listed)
- Willing and able to give written informed consent
- Histologic diagnosis of adenocarcinoma of the prostate
- A PSA of > 0.2 ng/ml after 6-18 months of androgen suppression therapy, which may consist of luteinizing hormone-releasing hormone (LHRH) agonist or antagonist alone or the combination of an LHRH agonist or antagonist plus an antiandrogen, such as bicalutamide; androgen suppression therapy will continue without interruption
- Radiographic evidence of regional or distant metastasis at the time of study enrollment or at the time of diagnosis
- White blood cell (WBC) >= 2000/uL
Key exclusion criteria (8 listed)
- Radiation to any area of the body < 28 days prior to randomization
- Any other active malignancy with the exception of adequately treated basal or squamous cell skin cancer or superficial bladder cancer
- Autoimmune disease: patients with a history of inflammatory bowel disease are excluded from this study, as are patients with a history of symptomatic disease (eg, rheumatoid arthritis, systemic progressive sclerosis [scleroderma], systemic lupus erythematosus, autoimmune vasculitis [eg, Wegener's granulomatosis]); motor neuropathy considered of autoimmune origin (e.g. myasthenia gravis, Guillain-Barre syndrome); those with immune-mediated skin toxicity (i.e. toxic epidermal necrolysis, Stevens-Johnson syndrome) will also be excluded
- Any underlying medical or psychiatric condition, which in the opinion of the investigator will make the administration of ipilimumab hazardous or obscure the interpretation of adverse events (AEs), such as a condition associated with frequent diarrhea
- Any non-oncology vaccine therapy used for prevention of infectious diseases (for up to 1 month before or after any dose of ipilimumab)
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| ipilimumabAlso: anti-cytotoxic T-lymphocyte-associated antigen-4 monoclonal antibody, MDX-010, MDX-CTLA-4, monoclonal antibody CTLA-4Given IV | Biological | Treatment (ipilimumab) |
| laboratory biomarker analysisCorrelative studies | Other | Treatment (ipilimumab) |
Primary outcome
Percentage of Patients Who Achieve an Undetectable PSA (=< 0.2 ng/ml)
Time frame: Up to 5 years
Undetectable PSA (prostate-specific antigen) defined as PSA ≤ 0.2 ng/mg after initiation of ipilimumab therapy. Provided with the exact 95% confidence interval. PSA response as recommended by the Prostate Cancer Clinical Trials Working Group (PCWG2) definitions. Percentage can take on values between 0% and 100%.
10 secondary outcomes
Time to PSA Progression
Time frame: Up to 5 years
Time to Progression by Any Measure
Time frame: Up to 5 years
Time to Death From Any Cause
Time frame: Up to 5 years
Number of Patients With IRAEs
Time frame: Up to 6 months
Correlation Between IRAE and PSA Progression.
Time frame: Up to 5 years
Correlation of IRAEs With Ratio of T Regulatory Cells to T Effector Cells
Time frame: Up to day 1 of course 4
Correlation Between IRAEs and Immune Response
Time frame: Up to day 1 of course 4
Correlation Between IRAE and Radiographic Progression.
Time frame: Up to 5 years
Correlation Between IRAE and Any Progression.
Time frame: Up to 5 years
Correlation Between IRAE and Overall Survival.
Time frame: Up to 5 years
Results and safety
Loading the posted results from ClinicalTrials.gov…
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 14 Oct 2020.
- Posted resultsParticipant flow, baseline, all outcome measures and adverse events.
- Derived from this study: PubMed 32850444Graff JN, Stein MN, Surana R, Al Rabadi L, Liu E, Fong L, Bailey S, Latour E, Newby TA, Moran AE, Beer TM. Phase II Study of Ipilimumab in Men With Metastatic Prostate Cancer With an Incomplete Response to Androgen Deprivation Therapy. Front Oncol. 2020 Aug 7;10:1381. doi: 10.3389/fonc.2020.01381. eCollection 2020.
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
Julie Graff principal investigator
OHSU Knight Cancer Institute
2 sites in 1 country: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 2 study testing ipilimumab and laboratory biomarker analysis in people with Adenocarcinoma of the Prostate and Hormone-resistant Prostate Cancer, run by OHSU Knight Cancer Institute at 2 sites in United States.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 19 inclusion and 8 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: finished, as of the sponsor's last update on 14 Oct 2020. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 2 sites in United States. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
What does this phase mean?
Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.
Not every study follows the same path, and some studies (observational studies, device studies) have no phase.
Are results available for this study?
Yes. Results are posted in the registry (first posted 18 May 2018). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Percentage of Patients Who Achieve an Undetectable PSA (=< 0.2 ng/ml) (time frame: Up to 5 years). It is what the study was designed to measure, not a finding.
Where can I read the original study information?
On the ClinicalTrials.gov record for NCT01498978, which also lists 1 linked publication.
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 14 Oct 2020.