Treatment Trials

45 Clinical Trials for Various Conditions

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NOT_YET_RECRUITING
Evaluating Treatment Outcomes Using Darolutamide and Androgen Deprivation Therapy in Patients With Metastatic Hormone-Sensitive Prostate Cancer.
Description

This prospective clinical trial aims to investigate the impact of darolutamide in combination with standard-of-care androgen deprivation on physical activity, specifically step count, and its correlation with important markers of safety in vulnerable adults who screen positive by a brief geriatric assessment (GA) and metastatic hormone-sensitive prostate cancer.

Conditions
RECRUITING
PSMAtrack-tracking Changes in PSMA-PET During Initial Therapy for Metastatic Hormone-sensitive Prostate Cancer
Description

The goal of this clinical trial is to learn if serial PSMA-PET/CT scans can be used to monitor response to therapy in metastatic hormone sensitive prostate cancer and can be potentially used to optimize future treatment approaches. The main questions it aims to answer are: What is the proportion of men with residual PSMA-avid disease on PET/CT scans after 6 months of treatment for metastatic hormone sensitive prostate cancer? Do the findings on PSMA-PET/CT scans after 6 months of treatment for metastatic hormone sensitive prostate cancer correlate with other markers of disease status, like PSA? Participants will: Receive standard of care treatment for metastatic hormone sensitive prostate cancer Undergo a PSMA-PET/CT scan before starting treatment Undergo a PSMA-PET/CT scan after 6 months of treatment Have a chart review every 3 months for 1 year after the 6 month PSMA-PET/CT scan

RECRUITING
Stereotactic Body Radiation Therapy Plus Androgen Receptor Pathway Inhibitor and Androgen Deprivation Therapy for Treatment of Metastatic, Recurrent Hormone-Sensitive Prostate Cancer, DIVINE Trial
Description

This phase II trial studies the effects of stereotactic body radiation therapy (SBRT) and the timing of treatment with androgen receptor pathway inhibitor (ARPI) plus androgen deprivation therapy (ADT) in treating patients with hormone sensitive prostate cancer that has spread from where it first started to other places in the body (metastatic), and that has come back after a period of improvement (recurrent). SBRT is a type of external radiation therapy that uses special equipment to position a patient and precisely deliver radiation to tumors in the body (except the brain). The total dose of radiation is divided into smaller doses given over several days. This type of radiation therapy helps spare normal tissue. Androgen can cause the growth of prostate cells. ADT lowers the amount of androgen made by the body. This may help stop the growth of tumor cells that need androgen to grow. Androgen receptor pathway inhibitors work by blocking the effects of androgen to stop the growth and spread of tumor cells. Giving SBRT alone with watchful waiting may be as effective in treating prostate cancer as giving SBRT together with ARPI and ADT.

COMPLETED
Combining EPI-7386 With Enzalutamide and Androgen Deprivation Therapy for Metastatic Hormone-Sensitive Prostate Cancer
Description

The purpose of this study is to study the effects of EPI-7386 in combination with Enzalutamide on participants diagnosed with prostate cancer. The main goals of this study are to evaluate the antitumor activity of EPI-7386 in combination with enzalutamide in metastatic hormone-sensitive prostate cancer (mHSPC), and to evaluate the pharmacokinetics (PK) of EPI-7386 when dosed in combination with enzalutamide. Participants will will take the study drug, EPI-7360, twice a day by mouth and enzalutamide once a day by mouth, alongside clinic visits every two weeks.

RECRUITING
FDG-PET-Guided Metastasis Directed Radiation Therapy for the Treatment of Metastatic Hormone Sensitive Prostate Cancer, The PRTY Trial
Description

This phase II trial compares the effect of FDG-positron emission tomography (PET)-guided metastasis directed radiation therapy (MDRT) in combination with standard treatments to standard treatments alone in treating patients with prostate cancer that is sensitive to androgen-deprivation therapy (ADT) and has spread from where it first started (primary site) to other places in the body (metastatic). Prostate cancer is the second leading cause of cancer death among men in the United States, despite the approval of several life-prolonging treatments by the Food and Drug Administration. However, over the past 10 years, there have been significant improvements in prolonging the lives of those with metastatic hormone sensitive prostate cancer, specifically by adding treatments to standard therapy, such as ADT. More recently, trials have demonstrated a benefit of using radiotherapy (high energy x-rays, particles, or radioactive seeds to kill cancer cells and shrink tumors) to delay the progression of cancer and prolong life for patients with metastatic disease. Imaging scans with FDG-PET may be able to identify cancer sites that remain active despite standard treatment. Giving MDRT plus standard treatment to patients with FDG-PET-identified cancer sites may work better than standard treatment alone in treating metastatic hormone sensitive prostate cancer.

RECRUITING
A Study to Compare Darolutamide Given With Androgen Deprivation Therapy (ADT) With ADT in Men With Hormone Sensitive Prostate Cancer and Raise of Prostate Specific Antigen (PSA) Levels After Local Therapies
Description

Researchers are looking for a better way to treat men at high-risk of biochemical recurrence (BCR) of prostate cancer. BCR means that in men who had prostate cancer and were treated by either surgery and/ or radiation therapy, the blood level of a specific protein called PSA rises. PSA is a marker of prostate cancer cells activity. The PSA increase means that the cancer has come back even though conventional imaging such as computed tomography (CT) scans, magnetic resonance imaging (MRI) and bone scans does not show any lesion of prostate cancer. Recently a more sensitive imaging method called prostate-specific membrane antigen \[PSMA\] positron emission tomography \[PET\]) /computed tomography \[CT\]) scan may identify prostate cancer lesions not detectable by conventional imaging. Men with BCR have a higher risk of their cancer spreading to other parts of the body, particularly when PSA levels raised to a certain limit within a short period of time after local therapies. Once the cancer spreads to other parts of the body, it can become even harder to treat. In men with prostate cancer, male sex hormones (also called androgens) like testosterone can help the cancer grow and spread. To reduce androgens levels in these patients, there are treatments that block androgens production in the body called androgen deprivation therapy (ADT). ADT is often used to stop prostate cancer. Another way to stop prostate cancer growth and spread is to block the action of androgen receptors on prostate cancer cells called androgen receptor inhibitors (ARIs). The new generation ARIs including darolutamide can block the action of androgens receptors and are available for the treatment of prostate cancer in addition to ADT. It is already known that men with prostate cancer benefit from these treatments. The main objective of this study is to learn if the combination of darolutamide and ADT prolongs the time that the participants live without their cancer getting worse, or to death due to any cause, compared to placebo (which is a treatment that looks like a medicine but does not have any medicine in it) and ADT given for a pre-specified duration of 24 months. To do this, the study team will measure the time from the date of treatment allocation to the finding of new cancer spread in the participants by using PSMA PET/CT, or death due to any cause. The PSMA PET/CT scans is performed using a radioactive substance called a "tracer" that specifically binds to the prostate-specific membrane antigen (PSMA) which is a protein often found in large amounts on prostate cancer cells. To avoid bias in treatment, the study participants will be randomly (by chance) allocated to one of two treatment groups. Based on the allocated treatment group, the participants will either take darolutamide plus ADT or placebo plus ADT twice daily as tablets by mouth. The study will consist of a test (screening) phase, a treatment phase and a follow-up phase. The treatment duration is pre-specified to be 24 months unless the cancer gets worse, the participants have medical problems, or they leave the study for any reason. In addition, image guided radiotherapy (IGRT) or surgery is allowed and your doctor will explain the benefits and risks of this type of therapy. During the study, the study team will: * take blood and urine samples. * measure PSA and testosterone levels in the blood samples * do physical examinations * check the participants' overall health * examine heart health using electrocardiogram (ECG) * check vital signs * check cancer status using PSMA PET/CT scans, CT, MRI and bone scans * take tumor samples (if required) * ask the participants if they have medical problems About 30 days after the participants have taken their last treatment, the study doctors and their team will check the participants' health and if their cancer worsened. The study team will continue to check this and regularly ask the participants questions about medical problems and subsequent therapies until they leave the study for any reason or until they leave the study for any reason or until the end of the study, whatever comes first.

ACTIVE_NOT_RECRUITING
A Study of Abemaciclib (LY2835219) With Abiraterone in Men With Prostate Cancer That Has Spread to Other Parts of the Body and is Expected to Respond to Hormonal Treatment (Metastatic Hormone-Sensitive Prostate Cancer)
Description

The purpose of this study is to learn whether adding abemaciclib to abiraterone plus prednisone prolongs the time before prostate cancer gets worse. Participation may last approximately 60 months.

ACTIVE_NOT_RECRUITING
A Study to Learn How Well Darolutamide Administered Together With Androgen Deprivation Therapy (ADT) Works in Men With Metastatic Hormone-sensitive Prostate Cancer. Results Will be Compared With ADT Alone From a Previously Conducted Study.
Description

The purpose of the study is to assess if the addition of darolutamide to ADT compared with ADT alone would result in superior clinical efficacy in participants with metastatic hormone-sensitive prostate cancer (mHSPC) by progression-free survival. The researchers want to learn how long it takes for the cancer to get worse (also known as "progression-free survival") by either increasing symptoms, new metastases, PSA rise or death. All participants will be on treatment and take darolutamide with ADT until their cancer spreads, they have a medical problem, or they leave the study. The results will then be compared with patients' results from another study who received ADT alone (CHAARTED). This study will also assess safety by gathering adverse event information throughout the duration of the study. An adverse event is any medical problem, related or not to study treatment that a participant has during a study. The study drug, darolutamide, is already available for doctors to prescribe to patients with prostate cancer that has not yet spread to other parts of the body. It works by blocking a protein called a receptor from attaching to a hormone called androgen that is found in men. This protein can also be found in prostate cancer cells. ADT is a treatment that doctors are currently able to prescribe to patients with mHSPC. ADT is used to lower the amount of the androgen hormone.

ACTIVE_NOT_RECRUITING
A Study of Adding Apalutamide to Radiotherapy and LHRH Agonist in High-Risk Patients With Hormone-Sensitive Prostate Cancer
Description

The main purpose of this study is to determine if the addition of apalutamide to radiotherapy (RT) plus luteinizing hormone-releasing hormone agonist (LHRHa) delays metastatic progression as assessed by prostate specific membrane antigen-positron emission tomography (PSMA-PET) or death compared with RT plus LHRHa alone.

ACTIVE_NOT_RECRUITING
Capivasertib+Abiraterone as Treatment for Patients With Metastatic Hormone-sensitive Prostate Cancer and PTEN Deficiency
Description

This study will assess the efficacy and safety of capivasertib plus abiraterone (+prednisone/prednisolone) plus androgen deprivation therapy (ADT) versus placebo plus abiraterone (+prednisone/prednisolone) plus ADT in participants with mHSPC whose tumours are characterised by PTEN deficiency. The intention of the study is to demonstrate that in participants with mHSPC, the combination of capivasertib plus abiraterone (+prednisone/prednisolone) plus ADT is superior to placebo plus abiraterone (+prednisone/prednisolone) plus ADT in participants with mHSPC characterised by PTEN deficiency with respect to radiographic progression-free survival (rPFS) per 1) Response Evaluation Criteria in Solid Tumors (RECIST) 1.1 for soft tissue and/or Prostate Cancer Working Group (PCWG3) for bone as assessed by the investigator 2) death due to any cause.

ACTIVE_NOT_RECRUITING
Cabozantinib and Abiraterone With Checkpoint Inhibitor Immunotherapy in Metastatic Hormone Sensitive Prostate Cancer (CABIOS Trial)
Description

The goal of this study is to determine the recommended phase 2 dose of the multi-drug combination of abiraterone, cabozantinib, and nivolumab in conjunction with ongoing androgen deprivation therapy in previously untreated metastatic hormone-sensitive prostate cancer patients. The investigators hypothesize that the combination of cabozantinib and abiraterone acetate/prednisone in conjunction with nivolumab will have an acceptable safety profile and will be feasible to administer in patients with hormone-sensitive metastatic prostate cancer.

ACTIVE_NOT_RECRUITING
Study of Abiraterone Acetate or Enzalutamide, Atezolizumab, GnRH Analog and Radiation Therapy in Men with Newly Diagnosed Hormone-sensitive Prostate Cancer
Description

This study is to find out whether adding the study drug atezolizumab and stereotactic body radiotherapy (SBRT) to standard treatment with abiraterone acetate, prednisone, and Lupron® (leuprolide) is a safe and effective way to treat previously untreated metastatic prostate cancer, and to see whether the study treatment works better than the standard treatment.

ACTIVE_NOT_RECRUITING
Efficacy and Safety of Pembrolizumab (MK-3475) Plus Enzalutamide Plus Androgen Deprivation Therapy (ADT) Versus Placebo Plus Enzalutamide Plus ADT in Participants With Metastatic Hormone-Sensitive Prostate Cancer (mHSPC) (MK-3475-991/KEYNOTE-991)
Description

This study will assess the efficacy and safety of pembrolizumab plus enzalutamide plus Androgen Deprivation Therapy (ADT) versus placebo plus enzalutamide plus ADT in participants with mHSPC. The primary hypothesis is that in participants with mHSPC, the combination of pembrolizumab plus enzalutamide plus ADT is superior to placebo plus enzalutamide plus ADT with respect to 1) radiographic progression-free survival (rPFS) per Prostate Cancer Working Group (PCWG)-modified Response Evaluation Criteria in Solid Tumors (RECIST) 1.1 as assessed by blinded independent central review (BICR) and 2) overall survival (OS). As of 19-JAN-2023, the study was unblinded and all study participants stopped ongoing treatment with pembrolizumab/placebo and will continue to receive Standard of Care treatment until meeting protocol-specified discontinuation criteria if deriving clinical benefit. Safety analysis will be performed at the end of the study; there will be no further analyses for efficacy and electronic patient-reported outcome (ePRO) endpoints collected from participants beyond the IA1 cutoff date. All study participants will stop ongoing treatment with pembrolizumab/placebo. Exceptions may be requested for study participants who, in the assessment of their study physician, are benefitting from the combination of enzalutamide and pembrolizumab, after consulting with the Sponsor. All other study participants should be discontinued from study and be offered standard of care (SOC) treatment as deemed necessary by the Investigator. If enzalutamide as SOC is not accessible off study to the participant, central sourcing may continue. As of Amendment 04, disease progression will no longer be centrally verified, participants will only be assessed locally. As of Amendment 4, Second Course treatment is not an option for participants. There are currently no participants in the Second Course Phase.

ACTIVE_NOT_RECRUITING
REGN2810 Followed by Chemoimmunotherapy for Newly Metastatic Hormone-sensitive Prostate Cancer
Description

The primary objective is to determine the safety and activity of combined hormonal chemoimmunotherapy in a single-arm phase II trial of REGN2810, androgen deprivation therapy (ADT), and docetaxel in patients with newly metastatic, hormone-sensitive prostate cancer (mHSPC), using a primary endpoint of undetectable prostate-specific antigen (PSA) at 6 months, defined from start of combination therapy (week 10) until 6 months (week 37).

TERMINATED
Docetaxel or Abiraterone Acetate With ADT in Treating Patients With Metastatic Hormone Sensitive Prostate Cancer
Description

This phase II trial studies how well docetaxel or abiraterone acetate work when combined with androgen deprivation therapy (ADT) in treating patients with hormone sensitive prostate cancer that has spread to other parts of the body. Drugs used in chemotherapy, such as docetaxel and abiraterone acetate, work in different ways to stop the growth of tumor cells, either by killing the cells, by stopping them from dividing, or by stopping them from spreading. Antihormone therapy, such as ADT may lessen the amount of androgen made by the body. It is not yet known whether docetaxel or abiraterone acetate work better when combined with ADT in treating patients with hormone sensitive prostate cancer.

ACTIVE_NOT_RECRUITING
Nivolumab and BMS-986253 for Hormone-Sensitive Prostate Cancer (MAGIC-8)
Description

MAGIC-8 is a two-arm, multicenter, phase 1b/2 study to assess the efficacy of immunotherapy with either Nivolumab (anti-PD-1) or Nivolumab plus BMS-986253 combined with ADT using Degarelix (LHRH antagonist) for men with hormone-sensitive prostate cancer and a rising prostate-specific antigen (PSA). The purpose of this study is to see whether immunotherapy with either Nivolumab alone or Nivolumab plus BMS-986253 combined with Degarelix, which suppresses testosterone, is safe and can decrease the chance that the cancer will come back. The primary objectives are to 1) determine the rate of PSA recurrence defined as a PSA \>0.2ng/ml for radical prostatectomy patients or PSA \>2.0ng/ml for patients who received primary radiation therapy at a time point of 10 months after start of therapy; and 2) determine the safety and tolerability of either nivolumab or nivolumab plus BMS-986253 in combination with degarelix in men with hormone-sensitive prostate cancer. The secondary objectives include determining relapse-free survival (RFS) and % change in PSA to immunotherapy alone.

COMPLETED
Neoantigen DNA Vaccine in Combination With Nivolumab/Ipilimumab and PROSTVAC in Metastatic Hormone-Sensitive Prostate Cancer
Description

This study study aims to elucidate the immune responses to a shared antigen vaccine (PROSTVAC) and tumor specific antigens generated DNA vaccine in combination with checkpoint blockade using nivolumab (anti-PD-1), and ipilimumab (anti-CTLA-4). Additionally, the investigators will study the impact of the combination immunotherapy on peripheral T cell activation, as well as immune response in the tumor microenvironment. Finally, the investigators will evaluate the safety and tolerability to this novel personalized immunotherapy in combination with checkpoint blockade.

COMPLETED
Trial of Rucaparib in Patients With Metastatic Hormone-Sensitive Prostate Cancer Harboring Germline DNA Repair Gene Mutations
Description

The aim of this research is to find out if the study drug rucaparib leads to lowering of PSA levels in men with metastatic prostate cancer that has not yet been treated with androgen deprivation therapy (also referred to as metastatic hormone sensitive prostate cancer) and who have an inherited mutation in a gene involved in repairing DNA damage. The research will also examine if rucaparib is safe in individuals with metastatic prostate cancer. Prior research studies have shown that drugs like rucaparib can be of benefit to patients with advanced metastatic prostate cancer who are resistant to androgen deprivation therapy AND who carry a mutation in a DNA repair gene. We are studying if rucaparib will be an effective treatment for these patients earlier in their treatment course (for example, prior to the start of medicines that lower testosterone level). It is unknown whether rucaparib will have the same benefit in men with metastatic prostate cancer carrying a mutation in a DNA repair gene, prior to the use of medicines that lower your testosterone level.

WITHDRAWN
Toxicity & Pharmacokinetics of 2 & 3-weekly Docetaxel in Metastatic Hormone-Sensitive Prostate Cancer (mHSPC)
Description

This study is designed to investigate the toxicity and pharmacokinetics (PK) of 2-weekly and 3-weekly docetaxel in metastatic hormone-sensitive prostate cancer (mHSPC). Also, a mechanism-based population pharmacokinetics/pharmacodynamics (PK/PD) model will be developed to provide a better understanding of the complex relationships between the drug exposure and toxicity profiles of docetaxel in mHSPC.

COMPLETED
Darolutamide in Addition to Standard Androgen Deprivation Therapy and Docetaxel in Metastatic Hormone-Sensitive Prostate Cancer
Description

The purpose of the study is to assess the efficacy and safety of BAY1841788 (darolutamide (ODM-201)) in combination with standard androgen deprivation therapy (ADT) and docetaxel in patients with metastatic hormone sensitive prostate cancer.

COMPLETED
A Study of Enzalutamide Plus Androgen Deprivation Therapy (ADT) Versus Placebo Plus ADT in Patients With Metastatic Hormone Sensitive Prostate Cancer (mHSPC)
Description

The purpose of this study was to evaluate the efficacy of enzalutamide plus androgen deprivation therapy (ADT) as measured by radiographic progression-free survival (rPFS) based on central review. The study also evaluated the safety of enzalutamide plus ADT in mHSPC.

COMPLETED
Enzalutamide Versus Standard Androgen Deprivation Therapy for the Treatment Hormone Sensitive Prostate Cancer
Description

This randomized phase II trial compares enzalutamide with standard androgen deprivation therapy in reducing incidence of metabolic syndrome in patients with prostate cancer that has spread to other places in the body. Metabolic syndrome is defined as changes in cholesterol, blood pressure, circulating sugar levels, and body weight. Previous studies have shown that patients with prostate cancer, who have been treated with standard medical therapy that lowers testosterone levels, have an increased risk of these changes. Hormone therapy using enzalutamide may fight prostate cancer by blocking the use of testosterone by the tumor cells instead of lowering testosterone levels. It is not yet known whether prostate cancer patients who receive enzalutamide will have reduced incidence of metabolic syndrome than patients who receive standard androgen deprivation therapy.

COMPLETED
LHRH Analogue Therapy With Enzalutamide or Bicalutamide in Treating Patients With Hormone Sensitive Prostate Cancer
Description

This randomized phase II trial studies if enzalutamide added to standard luteinizing hormone-releasing hormone (LHRH) analogue therapy will improve effects against prostate cancer compared to the standard therapy of LHRH analogue and bicalutamide. Hormone therapies stop the body from producing or block the effect of male sex hormones (testosterone). Enzalutamide blocks the effect of male sex hormones which are responsible for the growth of prostate cancer. Hormonal therapies that lower the level of testosterone are among the most effective treatments for prostate cancer that have spread to other areas of the body (metastasized). It is not yet known whether LHRH analogue therapy with bicalutamide is more effective than LHRH analogue therapy with enzalutamide in treating prostate cancer.

COMPLETED
The Role of Highly Selective Androgen Receptor (AR) Targeted Therapy in Men With Biochemically Relapsed Hormone Sensitive Prostate Cancer
Description

The proposed clinical trial will study the effects of 12 months of therapy with ARN-509 alone, or in combination with an LHRH agonist (LHRHa), each compared with LHRHa alone, in men with a rapidly rising serum PSA after prior definitive local therapy for prostate cancer. The endpoints selected reflect measurable short term effects of androgen deprivation therapy (ADT), including quality of life and several metabolic parameters. In addition, the relative effect of each treatment strategy on PSA suppression as well as testosterone recovery (and subsequent PSA progression) after 12 months of therapy will be evaluated.

Conditions
COMPLETED
Open-label Trial on the Effect of I.V. Zoledronic Acid 4 mg on Bone Density in Hormone Sensitive Prostate Cancer Patients With Bone Metastasis
Description

The purpose of this trial with Zometa is to investigate the effect ZOMETA 4 mg (zoledronic acid for injection in 100mg solution ) has in preventing associated bone loss in prostate cancer patients with bone metastasis when administered in conjunction with hormonal cancer therapy. This trial will seek to determine the effect of ZOMETA in stabilizing and increasing bone mineral density in these patients. This prospective, open-label, single arm, multicenter study will enroll approximately 200 prostate cancer patients with a history of at least one documented bone lesion documented by bone scan or radiograph. Patients must already be receiving hormone therapy and meet the following additional criteria: * 18 years of age or older * Histologically confirmed diagnoses of prostate cancer * Confirmed objective evidence of metastatic bone disease as evidenced by bone scan or radiograph * Received or will receive hormonal treatment also know as androgen deprivation therapy with an LHRH agonist or other hormonal treatments Throughout the course of this 12-month trial, patients will be identified based on the duration of established hormonal treatment at the time of enrollment. Each patients duration of participation will be up to 56 weeks including a 4 week screening, 48 week treatment and a 4 week follow up.

Conditions
RECRUITING
Niraparib, Abiraterone Acetate and Prednisone for MHSPC with Deleterious Homologous Recombination Repair Alterations
Description

This is an open label, phase II trial in subjects with treatment naïve, metastatic hormone sensitive prostate cancer (mHSPC) with deleterious homologous recombination repair (HRR) alteration(s). These include pathologic alterations in BRCA 1/2, BRIP1, CHEK2, FANCA, PALB2, RAD51B, and/or RAD54L. A total of 64 people will be enrolled to the study.

ACTIVE_NOT_RECRUITING
Nivolumab + Docetaxel + ADT in mHSPC Patients With DDRD or Inflamed Tumors
Description

This research study is studying a combination of hormonal therapy, chemotherapy, and immunotherapy as a possible treatment for metastatic hormone-sensitive prostate cancer. The names of the study drugs involved in this study are: * Androgen deprivation therapy (ADT) with a drug of your physician's choice. This may include leuprolide (Lupron), goserelin acetate (Zoladex), or degarelix (Firmagon). * Docetaxel * Nivolumab

ACTIVE_NOT_RECRUITING
Safety and Efficacy Study of Enzalutamide Plus Leuprolide in Patients With Nonmetastatic Prostate Cancer (EMBARK)
Description

The purpose of this study is to assess enzalutamide plus leuprolide in patients with high-risk nonmetastatic prostate cancer progressing after radical prostatectomy or radiotherapy or both. The randomized / blinded portion of the study is now completed following primary endpoint analyses. The study remains ongoing in open label format.

ACTIVE_NOT_RECRUITING
Androgen Ablation Therapy With or Without Chemotherapy in Treating Patients With Metastatic Prostate Cancer
Description

RATIONALE: Androgens can cause the growth of prostate cancer cells. Androgen ablation therapy may stop the adrenal glands from making androgens. Drugs used in chemotherapy, such as docetaxel, work in different ways to stop the growth of tumor cells, either by killing the cells or by stopping them from dividing. It is not yet known whether androgen-ablation therapy is more effective with or without docetaxel in treating metastatic prostate cancer. PURPOSE: This randomized phase III trial is studying androgen-ablation therapy and chemotherapy to see how well they work compared to androgen-ablation therapy alone in treating patients with metastatic prostate cancer.

ACTIVE_NOT_RECRUITING
Comeback From Long coursE Androgen Deprivation Therapy (ADT) With RElugolix and Darolutamide (CLEARED)
Description

This research study is being done to determine the rate of testosterone recovery after completing two years of treatment with the combination of relugolix and darolutamide as well as to assess the safety of the drugs when administered in combination. The names of the drugs in this study are: * Relugolix (a type of gonadotropin-releasing hormone receptor antagonist) * Darolutamide (a type of androgen receptor antagonist)