Trial Outcomes & Findings for A Phase II Study of Futibatinib and Pembrolizumab in Metastatic Microsatellite Stable Endometrial Carcinoma (NCT NCT05036681)

NCT ID: NCT05036681

Last Updated: 2025-09-17

Results Overview

Recruitment status

TERMINATED

Study phase

PHASE2

Target enrollment

9 participants

Primary outcome timeframe

through study completion, an average of 1 year

Results posted on

2025-09-17

Participant Flow

Only one dose level was administered. The trial was terminated due to low enrollment. Enrollment was affected by changes to SOC during the period of trial enrollment

Participant milestones

Participant milestones
Measure
Dose Level 1
Futibatinib 20 mg PO daily Pembrolizumab 200 mg IV on D1
Overall Study
STARTED
9
Overall Study
COMPLETED
9
Overall Study
NOT COMPLETED
0

Reasons for withdrawal

Withdrawal data not reported

Baseline Characteristics

A Phase II Study of Futibatinib and Pembrolizumab in Metastatic Microsatellite Stable Endometrial Carcinoma

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Dose Level 1
n=9 Participants
Futibatinib 20 mg PO daily Pembrolizumab 200 mg IV on D1
Age, Categorical
<=18 years
0 Participants
n=93 Participants
Age, Categorical
Between 18 and 65 years
7 Participants
n=93 Participants
Age, Categorical
>=65 years
2 Participants
n=93 Participants
Sex: Female, Male
Female
9 Participants
n=93 Participants
Sex: Female, Male
Male
0 Participants
n=93 Participants
Ethnicity (NIH/OMB)
Hispanic or Latino
0 Participants
n=93 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
8 Participants
n=93 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
1 Participants
n=93 Participants
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants
n=93 Participants
Race (NIH/OMB)
Asian
1 Participants
n=93 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants
n=93 Participants
Race (NIH/OMB)
Black or African American
1 Participants
n=93 Participants
Race (NIH/OMB)
White
7 Participants
n=93 Participants
Race (NIH/OMB)
More than one race
0 Participants
n=93 Participants
Race (NIH/OMB)
Unknown or Not Reported
0 Participants
n=93 Participants
Region of Enrollment
United States
9 participants
n=93 Participants

PRIMARY outcome

Timeframe: through study completion, an average of 1 year

Population: Participants were all female, between 50 and 73 of age, all with endometrial cancer

Outcome measures

Outcome measures
Measure
Dose Level 1
n=9 Participants
Futibatinib 20 mg PO daily Pembrolizumab 200 mg IV on D1
To Evaluate the Objective Response Rate (ORR) of Futibatinib and Pembrolizumab in Patients With Metastatic Microsatellite Stable (MSS) Endometrial Carcinoma.
1 number of participants with PR/CR

Adverse Events

Dose Level 1

Serious events: 5 serious events
Other events: 9 other events
Deaths: 0 deaths

Serious adverse events

Serious adverse events
Measure
Dose Level 1
n=9 participants at risk
Futibatinib 20 mg PO daily Pembrolizumab 200 mg IV on D1
Nervous system disorders
Transient ischemic attacl
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Gastrointestinal disorders
Small intestinal obstruction
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Gastrointestinal disorders
Ascites
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
General disorders
Generalized weakness
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Gastrointestinal disorders
Diarrhea
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Gastrointestinal disorders
Vomiting
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Respiratory, thoracic and mediastinal disorders
Dyspnea
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Gastrointestinal disorders
Nausea
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Vascular disorders
Thromboembolic event
11.1%
1/9 • Number of events 2 • Approximately 2 years 11 months
Musculoskeletal and connective tissue disorders
Pain in extremity
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Musculoskeletal and connective tissue disorders
Ankle fracture
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Gastrointestinal disorders
Abdominal Pain
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months

Other adverse events

Other adverse events
Measure
Dose Level 1
n=9 participants at risk
Futibatinib 20 mg PO daily Pembrolizumab 200 mg IV on D1
Blood and lymphatic system disorders
Anemia
55.6%
5/9 • Number of events 15 • Approximately 2 years 11 months
Metabolism and nutrition disorders
Hypercalcemia
44.4%
4/9 • Number of events 12 • Approximately 2 years 11 months
Metabolism and nutrition disorders
Hyperphosphatemia
77.8%
7/9 • Number of events 10 • Approximately 2 years 11 months
Metabolism and nutrition disorders
Hypomagnesemia
44.4%
4/9 • Number of events 5 • Approximately 2 years 11 months
Gastrointestinal disorders
Mucositis oral
44.4%
4/9 • Number of events 5 • Approximately 2 years 11 months
Metabolism and nutrition disorders
Alanine aminotransferase increased
22.2%
2/9 • Number of events 4 • Approximately 2 years 11 months
Investigations
Creatinine increased
33.3%
3/9 • Number of events 4 • Approximately 2 years 11 months
Gastrointestinal disorders
Diarrhea
55.6%
5/9 • Number of events 5 • Approximately 2 years 11 months
General disorders
Fatigue
33.3%
3/9 • Number of events 4 • Approximately 2 years 11 months
Metabolism and nutrition disorders
Hyponatremia
44.4%
4/9 • Number of events 5 • Approximately 2 years 11 months
Nervous system disorders
Peripheral sensory neuropathy
22.2%
2/9 • Number of events 4 • Approximately 2 years 11 months
Metabolism and nutrition disorders
Aspartate aminotransferase increased
11.1%
1/9 • Number of events 3 • Approximately 2 years 11 months
Investigations
White blood cell decreased
33.3%
3/9 • Number of events 3 • Approximately 2 years 11 months
Respiratory, thoracic and mediastinal disorders
Dyspnea
22.2%
2/9 • Number of events 2 • Approximately 2 years 11 months
General disorders
Edema limbs
22.2%
2/9 • Number of events 2 • Approximately 2 years 11 months
Skin and subcutaneous tissue disorders
Nail changes
22.2%
2/9 • Number of events 2 • Approximately 2 years 11 months
Investigations
Neutrophil count decreased
11.1%
1/9 • Number of events 2 • Approximately 2 years 11 months
Gastrointestinal disorders
Rectal hemorrhage
11.1%
1/9 • Number of events 2 • Approximately 2 years 11 months
Skin and subcutaneous tissue disorders
Skin and subcutaneous tissue disorders - Other, specify: Hand foot syndrome
22.2%
2/9 • Number of events 2 • Approximately 2 years 11 months
Eye disorders
Tumor pain
22.2%
2/9 • Number of events 2 • Approximately 2 years 11 months
Infections and infestations
Urinary tract infection
22.2%
2/9 • Number of events 2 • Approximately 2 years 11 months
Gastrointestinal disorders
Abdominal distention
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Gastrointestinal disorders
Abdominal pain
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Metabolism and nutrition disorders
Alkaline phosphatase increased
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Gastrointestinal disorders
Anal hemorrhage
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Blood and lymphatic system disorders
Blood and lymphatic system disorders - Other, specify: elevated prothrombin time
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Eye disorders
Cataract
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Gastrointestinal disorders
Constipation
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Respiratory, thoracic and mediastinal disorders
Cough
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Nervous system disorders
Dizziness
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Eye disorders
Dry eye
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Gastrointestinal disorders
Dry mouth
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Gastrointestinal disorders
Dysphagia
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Ear and labyrinth disorders
Hearing impaired
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Metabolism and nutrition disorders
Hypermagnesemia
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Metabolism and nutrition disorders
Hypoalbuminemia
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Metabolism and nutrition disorders
Hypoglycmeia
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Metabolism and nutrition disorders
Hypophosphatemia
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Infections and infestations
Infections and infestations - Other, specify: COVID-19 infection
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Investigations
Investigations - Other, specify: decreased total protein
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Investigations
Investigations - Other, specify: increased TSH
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Eye disorders
Keratits
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Metabolism and nutrition disorders
Metabolism and nutritional disorders - Other, specify: elevated serum phosphorus
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Infections and infestations
Paronychia
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Skin and subcutaneous tissue disorders
Pruritus
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Skin and subcutaneous tissue disorders
Rash maculo-papular
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Renal and urinary disorders
Renal and urinary disorders - Other, specify: moderate right hydroureteronephrosis
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Skin and subcutaneous tissue disorders
Skin and subcutaneous tissue disorders - Other, specify: hard nodules on fingers
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Skin and subcutaneous tissue disorders
Skin and subcutaneous tissue disorders - Other, specify: finger rash
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Skin and subcutaneous tissue disorders
Skin and subcutaneous tissue disorders - Other, specify: skin rash
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Skin and subcutaneous tissue disorders
Skin and subcutaneous tissue disorders - Other, specify: finger warts
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Skin and subcutaneous tissue disorders
Skin papilloma
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Investigations
Thyroid stimulating hormone increased
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Reproductive system and breast disorders
Vaginal pain
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Gastrointestinal disorders
Vomiting
22.2%
2/9 • Number of events 2 • Approximately 2 years 11 months
Respiratory, thoracic and mediastinal disorders
Wheezing
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Musculoskeletal and connective tissue disorders
Ankle frature - Right
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Nervous system disorders
Headache
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Metabolism and nutrition disorders
Hyperglycemia
11.1%
1/9 • Number of events 1 • Approximately 2 years 11 months
Gastrointestinal disorders
Nausea
22.2%
2/9 • Number of events 2 • Approximately 2 years 11 months

Additional Information

Dr. Siqing Fu

The University of Texas MD Anderson Cancer Center

Phone: (713) 792-4318

Results disclosure agreements

  • Principal investigator is a sponsor employee
  • Publication restrictions are in place