Maximum Tolerated Dose of Radiosurgery
| Group | Value (Gy) |
|---|---|
| Series 1: Stereotactic Radiosurgery | 48 |
| Series 2: Stereotactic Radiosurgery | 60 |
Trial · Interventional
CompletedNot applicableResults postedRegistry dataThis trial does not test a peptide that PepBank tracks.
United States
1 trial · 1 completed · 1 with posted results
Text and fields below are the sponsor's entries at ClinicalTrials.gov, shown as posted.
RATIONALE: Radiosurgery can send x-rays directly to the tumor and cause less damage to normal tissue. PURPOSE: This phase I/II trial studies the side effects and best dose of giving stereotactic radiosurgery and to see how well it works in treating patients with kidney tumors who are poor candidates for surgery.
Experimental
Series 1: Stereotactic radiosurgery
Series I: Radiation will be delivered in 4 fractions. The initial dose level will be 6 Gy per fraction to a total dose of 24 Gy in 4 fractions. Doses will be escalated at 2 Gy per fraction increments to 12 Gy per fraction to a total dose of 48 Gy.
Experimental
Series 2: Stereotactic radiosurgery
Series II: The initial dose level will be 48 Gy to the target volume (tumor) in 3 fractions of 16 Gy per fraction. If acute toxicity is acceptable, then the next four patients will be escalated to 54 Gy in 3 fractions of 18 Gy. Finally if a dose limit has not been reached, the last group of four patients will be treated to 60 Gy in 3 fractions of 20 Gy each.
Outcomes the sponsor listed as primary.
Maximum Tolerated Dose of Radiosurgery
Time frame · once every 4 weeks
Dose escalation stops if 2/4 (50%) or 3/8 (37.5%) of participants experience DLTs in a given dose level cohort. The maximum tolerated dose will be one dose level below which the DLTs were exceeded.
Overall Survival
Time frame · at 36 months from start of therapy
Radiographic efficacy as measured by overall (percent of participants still alive after study completion)
Progression-free Survival
Time frame · at 36 months from start of therapy
Percent of participants still alive and without tumor progression at study completion
Freedom From Local Progression
Time frame · at 36 months from start of therapy
Radiographic efficacy as measured as measured by freedom from local progression (percent of participants without local progression or local recurrence after study completion)
Freedom to Distant Recurrence
Time frame · at 36 months from start of therapy
Radiographic efficacy as measured by distant recurrance (percent of participants without distant failure after study completion)
Values are shown as posted at ClinicalTrials.gov, with their units. PepBank has not converted, pooled or compared them.
| Group | Value (Gy) |
|---|---|
| Series 1: Stereotactic Radiosurgery | 48 |
| Series 2: Stereotactic Radiosurgery | 60 |
| Group | Value (percentage of participants) |
|---|---|
| Series 1/Dose Level 1: Stereotactic Radiosurgery | 75 |
| Series 1/Dose Level 2: Stereotactic Radiosurgery | 100 |
| Series 1/Dose Level 3: Stereotactic Radiosurgery | 33 |
| Series 1/Dose Level 4: Stereotactic Radiosurgery | 66 |
| Series 2/Dose Level 1: Stereotactic Radiosurgery | 66 |
| Series 2/Dose Level 2: Stereotactic Radiosurgery | 100 |
| Series 2/Dose Level 3: Stereotactic Radiosurgery | 66 |
| Group | Value (percentage of participants) |
|---|---|
| Series 1/Dose Level 1: Stereotactic Radiosurgery | 75 |
| Series 1/Dose Level 2: Stereotactic Radiosurgery | 100 |
| Series 1/Dose Level 3: Stereotactic Radiosurgery | 33 |
| Series 1/Dose Level 4: Stereotactic Radiosurgery | 66 |
| Series 2/Dose Level 1: Stereotactic Radiosurgery | 33 |
| Series 2/Dose Level 2: Stereotactic Radiosurgery | 100 |
| Series 2/Dose Level 3: Stereotactic Radiosurgery | 66 |
| Group | Value (percent) |
|---|---|
| Series 1/Dose Level 1: Stereotactic Radiosurgery | 100 |
| Series 1/Dose Level 2: Stereotactic Radiosurgery | 100 |
| Series 1/Dose Level 3: Stereotactic Radiosurgery | 100 |
| Series 1/Dose Level 4: Stereotactic Radiosurgery | 100 |
| Series 2/Dose Level 1: Stereotactic Radiosurgery | 100 |
| Series 2/Dose Level 2: Stereotactic Radiosurgery | 100 |
| Series 2/Dose Level 3: Stereotactic Radiosurgery | 66 |
| Group | Value (percent) |
|---|---|
| Series 1/Dose Level 1: Stereotactic Radiosurgery | 100 |
| Series 1/Dose Level 2: Stereotactic Radiosurgery | 100 |
| Series 1/Dose Level 3: Stereotactic Radiosurgery | 100 |
| Series 1/Dose Level 4: Stereotactic Radiosurgery | 100 |
| Series 2/Dose Level 1: Stereotactic Radiosurgery | 75 |
| Series 2/Dose Level 2: Stereotactic Radiosurgery | 100 |
| Series 2/Dose Level 3: Stereotactic Radiosurgery | 100 |
| Group | Deaths | Serious events | Other events |
|---|---|---|---|
| Series 1/Dose Level 1: Stereotactic RadiosurgeryDose Level I: Radiation will be delivered in 4 fractions: 6 Gy x 4 fractions: Total of 24 Gy Renal Biopsy: At 6 months,an optional percutaneous renal biopsy will be obtained of the targeted tumor, under ultrasound (US) or CT guidance. Serum Blood Markers: ELISA blood testing just prior to and immediately following each daily radiation therapy session. Approximately 5cc of blood will be collected within 2 hours prior to and following completion of fractionated radiation therapy to assess the levels of MIF (both MIF-1 and MIF-2) and VEGF. | 1 / 4 | 2 / 4 | 0 / 4 |
| Series 1/Dose Level 2: Stereotactic RadiosurgeryDose Level 2: Radiation will be delivered in 4 fractions: 8 Gy x 4 fractions: Total of 32 Gy | 0 / 6 | 1 / 6 | 1 / 6 |
| Series 1/Dose Level 3: Stereotactic RadiosurgeryDose Level 3: Radiation will be delivered in 4 fractions: 10 Gy x 4 fractions: Total of 40 Gy | 1 / 3 | 1 / 3 | 0 / 3 |
| Series 1/Dose Level 4: Stereotactic RadiosurgeryDose Level 4: Radiation will be delivered in 4 fractions: 12 Gy x 4 fractions: Total of 48 Gy | 2 / 6 | 3 / 6 | 1 / 6 |
| Series 2/Dose Level 1: Stereotactic RadiosurgeryDose Level I: Radiation will be delivered in 3 fractions: 16 Gy X 3 fractions: Total of 48 Gy Renal Biopsy: At 6 months,an optional percutaneous renal biopsy will be obtained of the targeted tumor, under ultrasound (US) or CT guidance. Serum Blood Markers: ELISA blood testing just prior to and immediately following each daily radiation therapy session. Approximately 5cc of blood will be collected within 2 hours prior to and following completion of fractionated radiation therapy to assess the levels of MIF (both MIF-1 and MIF-2) and VEGF. | 1 / 4 | 3 / 4 | 1 / 4 |
| Series 2/Dose Level 2: Stereotactic RadiosurgeryDose Level 2: Radiation will be delivered in 3 fractions: 18 Gy X 3 fractions: Total of 54 Gy | 0 / 4 | 1 / 4 | 3 / 4 |
| Series 2/Dose Level 3: Stereotactic RadiosurgeryDose Level 3: Radiation will be delivered in 3 fractions: 20 Gy X 3 fractions: Total of 6 Gy | 0 / 3 | 1 / 3 | 2 / 3 |
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