Trial Outcomes & Findings for Open Label Study of Sipuleucel-T in Metastatic Prostate Cancer (NCT NCT00901342)

NCT ID: NCT00901342

Last Updated: 2017-05-23

Results Overview

Recruitment status

COMPLETED

Study phase

PHASE2

Target enrollment

104 participants

Primary outcome timeframe

Day 0 (first infusion) and up to 3 infusions at 2-week intervals

Results posted on

2017-05-23

Participant Flow

Participant milestones

Participant milestones
Measure
Sipuleucel-T
Subjects received infusion of sipuleucel-T, at 2-week intervals, for a total of 3 infusions
Overall Study
STARTED
104
Overall Study
Received at Least 1 Infusion
98
Overall Study
COMPLETED
89
Overall Study
NOT COMPLETED
15

Reasons for withdrawal

Reasons for withdrawal
Measure
Sipuleucel-T
Subjects received infusion of sipuleucel-T, at 2-week intervals, for a total of 3 infusions
Overall Study
Adverse Event
1
Overall Study
Death
4
Overall Study
Disease progression
1
Overall Study
Withdrawal by Subject
9

Baseline Characteristics

Open Label Study of Sipuleucel-T in Metastatic Prostate Cancer

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Sipuleucel-T
n=104 Participants
Subjects received infusion of sipuleucel-T, at 2-week intervals, for a total of 3 infusions
Age, Categorical
<=18 years
0 Participants
n=5 Participants
Age, Categorical
Between 18 and 65 years
31 Participants
n=5 Participants
Age, Categorical
>=65 years
73 Participants
n=5 Participants
Age, Continuous
69.2 years
n=5 Participants
Sex: Female, Male
Female
0 Participants
n=5 Participants
Sex: Female, Male
Male
104 Participants
n=5 Participants
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants
n=5 Participants
Race (NIH/OMB)
Asian
2 Participants
n=5 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
2 Participants
n=5 Participants
Race (NIH/OMB)
Black or African American
4 Participants
n=5 Participants
Race (NIH/OMB)
White
95 Participants
n=5 Participants
Race (NIH/OMB)
More than one race
0 Participants
n=5 Participants
Race (NIH/OMB)
Unknown or Not Reported
1 Participants
n=5 Participants
Region of Enrollment
United States
104 Participants
n=5 Participants
Eastern Cooperative Oncology Group (ECOG) performance status
ECOG 0=Fully Active; No restrictions.
66 Participants
n=5 Participants
Eastern Cooperative Oncology Group (ECOG) performance status
ECOG 1= Restricted Strenuous Activity
35 Participants
n=5 Participants
Eastern Cooperative Oncology Group (ECOG) performance status
ECOG 2=Ambulatory, capable of self-care; no work
3 Participants
n=5 Participants
Gleason Score
Gleason Score ≤ 6
16 Participants
n=5 Participants
Gleason Score
Gleason Score = 7
35 Participants
n=5 Participants
Gleason Score
Gleason Score ≥ 8
51 Participants
n=5 Participants
Gleason Score
Gleason Score Missing
2 Participants
n=5 Participants

PRIMARY outcome

Timeframe: Day 0 (first infusion) and up to 3 infusions at 2-week intervals

Population: Participants who Received At least 1 Infusion

Outcome measures

Outcome measures
Measure
Sipuleucel-T
n=98 Participants
All subjects who received ≥ one sipuleucel-T infusion
Number of Participants Who Received At Least 1 Infusion of Sipuleucel-T in Men With Metastatic Castrate-resistant Prostate Cancer (CRPC)
98 participants

Adverse Events

Sipuleucel-T

Serious events: 13 serious events
Other events: 91 other events
Deaths: 4 deaths

Serious adverse events

Serious adverse events
Measure
Sipuleucel-T
n=98 participants at risk
Subjects received infusion of sipuleucel-T, at 2-week intervals, for a total of 3 infusions
Metabolism and nutrition disorders
Failure to thrive
1.0%
1/98 • Number of events 1 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
Neoplasms benign, malignant and unspecified (incl cysts and polyps)
Prostate cancer
1.0%
1/98 • Number of events 1 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
Nervous system disorders
Presyncope
1.0%
1/98 • Number of events 1 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
Respiratory, thoracic and mediastinal disorders
Pulmonary embolism
1.0%
1/98 • Number of events 1 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
Vascular disorders
Deep vein thrombosis
1.0%
1/98 • Number of events 2 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
Gastrointestinal disorders
Pancreatitis acute
1.0%
1/98 • Number of events 1 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
General disorders
Fatigue
2.0%
2/98 • Number of events 2 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
Blood and lymphatic system disorders
Anaemia
2.0%
2/98 • Number of events 2 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
Cardiac disorders
Myocardial infarction
1.0%
1/98 • Number of events 1 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
Gastrointestinal disorders
Abdominal pain
1.0%
1/98 • Number of events 1 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
Gastrointestinal disorders
Oral pain
1.0%
1/98 • Number of events 1 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
General disorders
Pain
1.0%
1/98 • Number of events 1 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
Hepatobiliary disorders
Bile duct obstruction
1.0%
1/98 • Number of events 1 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
Infections and infestations
Pneumonia
1.0%
1/98 • Number of events 1 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
Metabolism and nutrition disorders
Decreased appetite
2.0%
2/98 • Number of events 2 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.

Other adverse events

Other adverse events
Measure
Sipuleucel-T
n=98 participants at risk
Subjects received infusion of sipuleucel-T, at 2-week intervals, for a total of 3 infusions
Blood and lymphatic system disorders
Anaemia
6.1%
6/98 • Number of events 14 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
Musculoskeletal and connective tissue disorders
Arthralgia
8.2%
8/98 • Number of events 8 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
Nervous system disorders
Dizziness
9.2%
9/98 • Number of events 10 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
Nervous system disorders
Headache
8.2%
8/98 • Number of events 11 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
Psychiatric disorders
Anxiety
7.1%
7/98 • Number of events 7 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
Musculoskeletal and connective tissue disorders
Musculoskeletal pain
6.1%
6/98 • Number of events 7 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
General disorders
Asthenia
6.1%
6/98 • Number of events 6 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
Injury, poisoning and procedural complications
Citrate toxicity
6.1%
6/98 • Number of events 8 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
Vascular disorders
Hypertension
6.1%
6/98 • Number of events 7 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
General disorders
Oedema peripheral
5.1%
5/98 • Number of events 5 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
Gastrointestinal disorders
Vomiting
6.1%
6/98 • Number of events 6 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
Injury, poisoning and procedural complications
Contusion
5.1%
5/98 • Number of events 6 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
Musculoskeletal and connective tissue disorders
Muscle spasms
5.1%
5/98 • Number of events 6 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
Musculoskeletal and connective tissue disorders
Myalgia
5.1%
5/98 • Number of events 5 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
Musculoskeletal and connective tissue disorders
Pain in extremity
5.1%
5/98 • Number of events 7 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
General disorders
Fatigue
28.6%
28/98 • Number of events 35 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
Gastrointestinal disorders
Nausea
18.4%
18/98 • Number of events 21 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
General disorders
Chills
17.3%
17/98 • Number of events 25 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
Metabolism and nutrition disorders
Decreased appetite
11.2%
11/98 • Number of events 11 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
Musculoskeletal and connective tissue disorders
Back pain
11.2%
11/98 • Number of events 11 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
Gastrointestinal disorders
Paraesthesia oral
11.2%
11/98 • Number of events 18 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
Gastrointestinal disorders
Constipation
10.2%
10/98 • Number of events 10 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.
General disorders
Pyrexia
10.2%
10/98 • Number of events 11 • Subjects were assessed for safety not less than 30 days post-final infusion with sipuleucel-T. Following the Study Completion Visit, survival, treatment-related serious adverse events, and cerebrovascular events (CVE)s were collected via Long Term Follow-up Telephone Assessment every 6 months until subject death or study conclusion.
Adverse events were reported in the safety population. The safety population consisted of all subjects who underwent at least 1 infusion.

Additional Information

Shabnam Vaziri

Dendreon

Phone: 206-455-2323

Results disclosure agreements

  • Principal investigator is a sponsor employee The results of the Study will be published and/or presented in an integrated manner reflecting the results observed across all participating centers. Accordingly, decisions on timing and content of publications and presentations relating to the Study will be coordinated by Dendreon in communication with institutions contributing patients to the Study.
  • Publication restrictions are in place

Restriction type: OTHER