Trial Outcomes & Findings for A Study of R1507 in Combination With Letrozole in Postmenopausal Women With Advanced Breast Cancer (NCT NCT00796107)

NCT ID: NCT00796107

Last Updated: 2020-11-13

Results Overview

Recruitment status

TERMINATED

Study phase

PHASE2

Target enrollment

6 participants

Primary outcome timeframe

Up to 14 months

Results posted on

2020-11-13

Participant Flow

Participant milestones

Participant milestones
Measure
R1507 in Combination With Letrozole
Participants received a full daily dose of 2.5 mg of orally administered Letrozole along with 16 mg/kg of intravenous R1507 administered q3w, and observed for dose limiting toxicity for the first 2 cycles of treatment.
Overall Study
STARTED
6
Overall Study
COMPLETED
0
Overall Study
NOT COMPLETED
6

Reasons for withdrawal

Reasons for withdrawal
Measure
R1507 in Combination With Letrozole
Participants received a full daily dose of 2.5 mg of orally administered Letrozole along with 16 mg/kg of intravenous R1507 administered q3w, and observed for dose limiting toxicity for the first 2 cycles of treatment.
Overall Study
Lack of Efficacy
1
Overall Study
Progressive Disease
5

Baseline Characteristics

A Study of R1507 in Combination With Letrozole in Postmenopausal Women With Advanced Breast Cancer

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
R1507 in Combination With Letrozole
n=6 Participants
Participants received a full daily dose of 2.5 mg of orally administered Letrozole along with 16 mg/kg of intravenous R1507 administered q3w, and observed for dose limiting toxicity for the first 2 cycles of treatment.
Age, Categorical
<=18 years
0 Participants
n=5 Participants
Age, Categorical
Between 18 and 65 years
1 Participants
n=5 Participants
Age, Categorical
>=65 years
5 Participants
n=5 Participants
Sex: Female, Male
Female
6 Participants
n=5 Participants
Sex: Female, Male
Male
0 Participants
n=5 Participants
Race/Ethnicity, Customized
White
6 Participants
n=5 Participants

PRIMARY outcome

Timeframe: Up to 14 months

Population: Phase 2 of this study was not conducted.

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: Up to 14 months

Population: Phase 2 of this study was not conducted.

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: Up to 14 months

Population: Phase 2 of this study was not conducted.

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: Up to 14 months

Population: Since Phase 2 of this study was not conducted, this outcome measure was not collected.

Outcome measures

Outcome data not reported

Adverse Events

R1507 in Combination With Letrozole

Serious events: 1 serious events
Other events: 6 other events
Deaths: 0 deaths

Serious adverse events

Serious adverse events
Measure
R1507 in Combination With Letrozole
n=6 participants at risk
Participants received a full daily dose of 2.5 mg of orally administered Letrozole along with 16 mg/kg of intravenous R1507 administered q3w, and observed for dose limiting toxicity for the first 2 cycles of treatment.
Gastrointestinal disorders
Diarrhoea
16.7%
1/6 • Number of events 1 • Baseline up to 13 months

Other adverse events

Other adverse events
Measure
R1507 in Combination With Letrozole
n=6 participants at risk
Participants received a full daily dose of 2.5 mg of orally administered Letrozole along with 16 mg/kg of intravenous R1507 administered q3w, and observed for dose limiting toxicity for the first 2 cycles of treatment.
Gastrointestinal disorders
Vomiting
16.7%
1/6 • Number of events 1 • Baseline up to 13 months
Gastrointestinal disorders
Diarrhoea
50.0%
3/6 • Number of events 4 • Baseline up to 13 months
Investigations
Blood creatinine increased
16.7%
1/6 • Number of events 1 • Baseline up to 13 months
Gastrointestinal disorders
Rectal Haemorrhage
16.7%
1/6 • Number of events 1 • Baseline up to 13 months
Metabolism and nutrition disorders
Hypokalaemia
16.7%
1/6 • Number of events 1 • Baseline up to 13 months
Nervous system disorders
Headache
16.7%
1/6 • Number of events 1 • Baseline up to 13 months
Nervous system disorders
Dizziness
16.7%
1/6 • Number of events 1 • Baseline up to 13 months
Blood and lymphatic system disorders
Lymphopenia
16.7%
1/6 • Number of events 1 • Baseline up to 13 months
Blood and lymphatic system disorders
Thrombocytopenia
16.7%
1/6 • Number of events 1 • Baseline up to 13 months
Cardiac disorders
Diastolic Dysfunction
16.7%
1/6 • Number of events 1 • Baseline up to 13 months
Ear and labyrinth disorders
Vertigo
16.7%
1/6 • Number of events 1 • Baseline up to 13 months
Gastrointestinal disorders
Constipation
16.7%
1/6 • Number of events 1 • Baseline up to 13 months
Gastrointestinal disorders
Stomatitis
16.7%
1/6 • Number of events 1 • Baseline up to 13 months
General disorders
Chills
33.3%
2/6 • Number of events 2 • Baseline up to 13 months
General disorders
Fatigue
66.7%
4/6 • Number of events 5 • Baseline up to 13 months
General disorders
Irritability
16.7%
1/6 • Number of events 1 • Baseline up to 13 months
Infections and infestations
Oral Candidiasis
16.7%
1/6 • Number of events 1 • Baseline up to 13 months
Infections and infestations
Pneumonia
16.7%
1/6 • Number of events 1 • Baseline up to 13 months
Metabolism and nutrition disorders
Decreased Apetite
16.7%
1/6 • Number of events 2 • Baseline up to 13 months
Metabolism and nutrition disorders
Hyperglycaemia
16.7%
1/6 • Number of events 2 • Baseline up to 13 months
Musculoskeletal and connective tissue disorders
Arthralgia
16.7%
1/6 • Number of events 1 • Baseline up to 13 months
Musculoskeletal and connective tissue disorders
Bone Pain
66.7%
4/6 • Number of events 5 • Baseline up to 13 months
Musculoskeletal and connective tissue disorders
Muscle Spasms
50.0%
3/6 • Number of events 3 • Baseline up to 13 months
Nervous system disorders
Dysgeusia
16.7%
1/6 • Number of events 1 • Baseline up to 13 months
Respiratory, thoracic and mediastinal disorders
Dyspnoea
16.7%
1/6 • Number of events 1 • Baseline up to 13 months
Respiratory, thoracic and mediastinal disorders
Sinus Congestion
16.7%
1/6 • Number of events 1 • Baseline up to 13 months
Skin and subcutaneous tissue disorders
Hyperhidrosis
16.7%
1/6 • Number of events 1 • Baseline up to 13 months
Vascular disorders
Deep Vein Thrombosis
16.7%
1/6 • Number of events 1 • Baseline up to 13 months
Injury, poisoning and procedural complications
Animal Bite
16.7%
1/6 • Number of events 1 • Baseline up to 13 months

Additional Information

Study Director

Hoffmann-La Roche, Ltd.

Phone: 888-662-6728 (U.S.)

Results disclosure agreements

  • Principal investigator is a sponsor employee The Study being conducted under this Agreement is part of the Overall Study. Investigator is free to publish in reputable journals or to present at professional conferences the results of the Study, but only after the first publication or presentation that involves the Overall Study. The Sponsor may request that Confidential Information be deleted and/or the publication be postponed in order to protect the Sponsor's intellectual property rights.
  • Publication restrictions are in place

Restriction type: OTHER