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Phase 3 N=238 Randomized Treatment

Hormone Therapy, Radiation Therapy, and Steroid 17alpha-monooxygenase TAK-700 in Treating Patients With High-Risk Prostate Cancer

Prostate Cancer

Enrolled (actual)
238
Serious AEs
25.1%
Results posted
Apr 2023
Primary outcome: Primary: Percentage of Participants With Biochemical Failure (Primary Endpoint of Revised Protocol) — 17.3; 12.8 percentage of participants — p=0.55

Study Design & Population

Study type
Interventional
Phase
Phase 3
Interventions
GnRH agonist (Drug); Anti-androgen (Drug); TAK-700 (Drug); Radiation therapy (Radiation)
Age
Adult, Older Adult · 18+ yrs
Sex
Male
Sponsor
Radiation Therapy Oncology Group
Primary completion
Nov 2021

Outcome Measures

OutcomeResultp-value
PRIMARY
Percentage of Participants With Biochemical Failure (Primary Endpoint of Revised Protocol)
17.3; 12.8 0.55
SECONDARY
Percentage of Patients Alive [Overall Survival] (Primary Endpoint of Original Protocol)
89.4; 88.1 0.27
SECONDARY
Percentage of Participants With Grade 3 or Higher Adverse Events
34.9; 58.9 <0.001 sig
SECONDARY
Percentage of Participants With Local Progression
2.9; 0.0 0.99
SECONDARY
Percentage of Participants With Distant Metastases
6.8; 2.9 0.48
SECONDARY
Percentage of Participants With General Clinical Treatment Failure
12.5; 6.8 0.65
SECONDARY
Percentage of Participants With Death Due to Prostate Cancer
7.7; 4.9
SECONDARY
Change in Patient-Reported Outcome Measurement Information System (PROMIS) Fatigue Short Form at One Year
2.78; 3.16 0.76
SECONDARY
Change in Patient-reported Quality of Life as Measured by Expanded Prostate Cancer Index Composite (EPIC) Short Form at One Year
-5.45; -7.04; -1.67; -5.31; -24.18; -27.26 0.44
SECONDARY
Serum Testosterone
355.75; 357.73; 35.68; 25.22; 86.47; 17.36
SECONDARY
Fasting Total Cholesterol
149.71; 154.20; 160.27; 154.74; 163.20; 160.61
SECONDARY
Serum High-density Lipoprotein (HDL)
40.91; 41.32; 44.94; 44.50; 42.16; 44.85
SECONDARY
Serum High-density Lipoprotein (LDL)
88.78; 87.85; 86.18; 83.73; 81.35; 95.34
SECONDARY
Hemoglobin A1c
6.12; 6.01; 6.33; 5.95; 6.30; 6.04
SECONDARY
Fasting Plasma Glucose
98.99; 100.52; 102.27; 117.39; 104.24; 105.51
SECONDARY
Fasting Plasma Insulin
SECONDARY
Change From Baseline in Body Mass Index (BMI)
0.64; -0.84; 0.67; -0.34; 0.75; 0.25
SECONDARY
Number of Participants by Highest Grade Adverse Event
17; 2; 54; 45; 31; 55
SECONDARY
Testosterone Recovery at 12 and 24 Months
19.4; 12.5; 32.9; 17.4
SECONDARY
Median Testosterone Recovery Time
NA; NA 0.0104 sig
SECONDARY
Number of Patients With Clinical Survivorship Events
30; 18; 16; 14; 6; 8

Summary

RATIONALE: Androgens can cause the growth of prostate cancer cells. Drugs, such as steroid 17alpha-monooxygenase TAK-700, when used with other hormone therapy, may lessen the amount of androgens made by the body. Radiation therapy uses high energy x rays to kill tumor cells. This may be an effective treatment for prostate cancer when combined with hormone therapy. Studying quality-of-life in patients having cancer treatment may help identify the intermediate- and long-term effects of treatment on patients with prostate cancer. PURPOSE: This randomized phase III trial is studying the use of hormone therapy, including TAK-700, together with radiation therapy in treating patients with prostate cancer.

Eligibility Criteria

Inclusion Criteria

  • Histologically confirmed diagnosis of adenocarcinoma of the prostate within 180 days prior to registration at high risk for recurrence as determined by one of the following combinations:
  • Gleason Score (GS) ≥ 9, PSA ≤ 150 ng/mL, any T stage
  • GS ≥ 8, PSA 40 mL/minute within 21 days prior to registration
  • Bilirubin 150
  • Definite evidence of metastatic disease.
  • Pathologically positive lymph nodes or nodes > 2.0 cm on imaging.
  • Prior radical prostatectomy, cryosurgery for prostate cancer, or bilateral orchiectomy for any reason.
  • Prior invasive malignancy (except non-melanoma skin cancer) unless disease-free or not requiring systemic therapy for a minimum of 3 years.
  • Prior systemic chemotherapy for prostate cancer (Note that prior chemotherapy for a different cancer is allowed).
  • Prior radiotherapy, including brachytherapy, to the region of the prostate that would result in overlap of radiation therapy fields.

•Any patient undergoing brachytherapy must have transrectal ultrasound confirmation of prostate volume 50 days.

  • Known hypersensitivity to TAK-700 or related compounds
  • A history of adrenal insufficiency
  • History of myocardial infarction, unstable symptomatic ischemic heart disease, ongoing arrhythmias of Grade > 2 [NCI CTCAE, version 4.02] (U.S. Department of Health and Human Services, National Institutes of Health National Cancer Institute, 2009), thromboembolic events (eg, deep vein thrombosis, pulmonary embolism, or symptomatic cerebrovascular events), or any other cardiac condition (e.g., pericardial effusion restrictive cardiomyopathy) within 6 months prior to registration. Chronic stable atrial fibrillation on stable anticoagulant therapy is allowed.
  • New York Heart Association Class III or IV heart failure.
  • ECG abnormalities of:
  • Q-wave infarction, unless identified 6 or more months prior to screening
  • QTc interval > 460 msec
  • Patients who are sexually active and not willing/able to use medically acceptable forms of contraception; this exclusion is necessary because the treatment involved in this study may be significantly teratogenic.
  • Prior allergic reaction to the drugs involved in this protocol.
  • Study entry PSA obtained during the following time frames:
  • 10-day period following prostate biopsy;
  • following initiation of hormonal therapy.
  • Cushing's syndrome
  • Severe chronic renal disease (serum creatinine > 2.0 mg/dl and confirmed by creatinine clearance 1.5x ULN, ALT or AST > 2.5x ULN)
  • Chronic treatment with glucocorticoids within one year
  • Uncontrolled hypertension despite appropriate medical therapy within 21 days prior to registration (blood pressure of greater than 150 mm Hg systolic and 90 mm Hg diastolic at 2 separate measurements no more than 60 minutes apart during Screening visit)
  • Unwilling or unable to comply with the protocol or cooperate fully with the investigator and site personnel.
  • Major surgery within 14 days prior to registration
  • Serious infection within 14 days prior to registration
  • Uncontrolled nausea, vomiting, or diarrhea [Common Terminology Criteria for Adverse Events (CTCAE) grade ≥ 3] despite appropriate medical therapy at the time of registration
  • Known gastrointestinal (GI) disease or GI procedure that could interfere with the oral absorption or tolerance of TAK-700, including difficulty swallowing tablets
View full record on ClinicalTrials.gov →

Data sourced from ClinicalTrials.gov (NCT01546987). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication.

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