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Clinical Trial Details — Status: Recruiting

Administrative data

NCT number NCT04810091
Other study ID # 2019-1205
Secondary ID NCI-2021-0085220
Status Recruiting
Phase Phase 3
First received
Last updated
Start date May 18, 2021
Est. completion date August 31, 2024

Study information

Verified date January 2024
Source M.D. Anderson Cancer Center
Contact Cezar A. Iliescu, MD
Phone (713) 792-4728
Email ciliescu@mdanderson.org
Is FDA regulated No
Health authority
Study type Interventional

Clinical Trial Summary

This phase III trial compares the effect of telotristat ethyl and the current standard of care somatostatin analog therapy or somatostatin analog therapy alone in treating patients with neuroendocrine tumor that has spread to other places in the body (metastatic). Telotristat ethyl and somatostatin analog therapy may help to control carcinoid syndrome and carcinoid heart disease.


Description:

PRIMARY OBJECTIVE: I. To estimate the percent change in N-terminal pro B-type natriuretic peptide (NT-proBNP) at 6 month visit from baseline after initiation of study drug in each arm and to compare the percent change between the two study arms. SECONDARY OBJECTIVES: I. To evaluate the change in functional capacity from baseline at 3 and 6 month visits as assessed by a 6 minute walk test (6MWT) in each arm. II. To evaluate changes in echocardiographic parameters (Carcinoid Valvular Heart Disease [CVHD] score, global longitudinal myocardial strain assessment of the left and right ventricle/tricuspid annular plane systolic excursion [TAPSE]) from baseline to 3 and 6 month visits in each arm. III. To evaluate the change from baseline to 3 and 6 month visits in plasma 5-hydroxyindoleacetic acid (5-HIAA) levels in each arm. IV. To evaluate the change from baseline to 3 and 6 month visits in high sensitivity troponin T in each arm. V. To evaluate the change from baseline to 3 and 6 month visits in health related quality of life with using the MD Anderson Symptom Inventory (MDASI) in each arm. VI. To evaluate compliance of medications. OUTLINE: Patients are randomized to 1 of 2 arms. ARM A: Patients receive telotristat ethyl orally (PO) three times daily (TID) and somatostatin analog therapy (SSA) for 6 months in the absence of disease progression or unacceptable toxicity. ARM B: Patients receive placebo PO TID and SSA for 6 months in the absence of disease progression or unacceptable toxicity. After completion of study treatment, patients are followed up for 30 days.


Recruitment information / eligibility

Status Recruiting
Enrollment 60
Est. completion date August 31, 2024
Est. primary completion date August 31, 2024
Accepts healthy volunteers No
Gender All
Age group 18 Years and older
Eligibility Inclusion Criteria: - Patients who are >= 18 years old will be eligible for the study - Histopathologically-confirmed,metastatic neuroendocrine tumor and/or locally/regionally advanced neuroendocrine tumor - Documented history of carcinoid syndrome based on clinical parameters - Currently receiving stable-dose somatostatin analog (SSA) therapy defined as >= 2 months - Dose of long-acting release (LAR) or depot SSA therapy and on at least: - Octreotide LAR at 30 mg every 4 weeks - Lanreotide depot at 120 mg every 4 weeks - Patients who cannot tolerate SSA therapy at a level indicated above will be allowed to enter at their highest tolerated dose - Ability and willingness to provide written informed consent - Patients of childbearing potential must agree to use an adequate method of contraception during the study and for 30 days after the last dose of telotristat ethyl - Childbearing potential is defined as those who have not undergone surgical sterilization (eg. documented hysterectomy, tubal ligation, or bilateral salpingo-oophorectomy) or those who are not considered postmenopausal (defined as 12 months of spontaneous amenorrhea). - Adequate methods of contraception, defined as having a failure rate of < 1% per year, for patients or their partner include the following: condom with spermicidal gel, diaphragm with spermicidal gel, intrauterine device, surgical sterilization, vasectomy, oral contraceptive pill, depo-progesterone injections, progesterone implant (ie, Implanon), patch (Ortho Evra), NuvaRing, and abstinence. If a patient is not sexually active but becomes active, he or his partner should use medically accepted forms of contraception - Eastern Cooperative Oncology Group (ECOG) 0-2 Exclusion Criteria: - Previous exposure to telotristat ethyl (XERMELO) in the last 3 months - History of active treatment for malignancy, other than neuroendocrine tumor (malignancies that in the opinion of the Investigator are considered cured, may participate) - Treatment with any tumor directed therapy, including interferon, chemotherapy, mechanistic target of rapamycin (mTOR) inhibitors < 4 weeks prior to screening, or hepatic embolization, radiotherapy, peptide receptor radionuclide therapy, and/or tumor debulking < 12 weeks prior to screening - History of short bowel syndrome or other known causes of diarrhea unrelated to carcinoid syndrome - Clinically significant (as per primary investigators judgement) cardiac arrhythmia, bradycardia, tachycardia that would compromise patient safety or the outcome of the study - Estimated glomerular filtration rate estimated glomerular filtration rate (eGFR) < 30 ml/min - Hepatic laboratory values of aspartate transaminase (AST) or alanine aminotransferase (ALT): - > 5 x upper limit of normal (ULN) if patient has documented history of hepatic metastases; or - > 2.5 x ULN if no liver metastases are present - Pregnant or lactating patients - Patients receiving everolimus due to poor response to SSA - Life expectancy < 6 months - Any other clinically significant laboratory abnormality that would compromise patient safety or the outcome of the study as per primary investigators judgement - Any clinically significant and/or uncontrolled cardiac-related abnormality that would compromise patient safety or the outcome of the study including as per primary investigators judgement, but not limited to: - Arrhythmia causing hemodynamic compromise - Symptomatic severe valvular disease - Symptomatic congestive heart failure classified by New York Heart Association (NYHA) class IV - Evidence of ischemia on electrocardiography (ECG) with chest pain - Unstable angina pectoris - Current complaints of persistent constipation or history of chronic constipation, bowel obstruction or fecaloma within the past 6 months - Investigator assessment of known history and/or uncontrolled hepatitis B surface antigen (HBsAg), hepatitis C antibody (HCV Ab), or human immunodeficiency virus (HIV)-1 or HIV-2 - History of substance or alcohol abuse (Diagnostic and Statistical Manual of Mental Disorders 5th edition [DSM-V] Criteria for Substance-Related Disorders) within the past 2 years - History of galactose intolerance, deficiency of Lapp lactase, or glucose-galactose malabsorption - Receipt of any investigational agent or study treatment (other treatment nor approved by Food and Drug Administration [FDA] for carcinoid syndrome or carcinoid heart disease) within the past 30 days - Existence of any surgical or medical condition that, in the judgment of the Investigator, might compromise patient safety or the outcome of the study - Presence of any clinically significant findings (relative to the patient population) during review of medical history or upon PE that, in the investigator's opinion, would compromise patient safety or the outcome of the study (e.g., psychiatric illness/social situations that would limit compliance with study requirements) - Unable or unwilling to communicate or cooperate with the Investigator for any reason

Study Design


Related Conditions & MeSH terms


Intervention

Drug:
Placebo Administration
Given PO
Other:
Questionnaire Administration
Ancillary studies
Drug:
Telotristat Ethyl
Given PO

Locations

Country Name City State
United States M D Anderson Cancer Center Houston Texas

Sponsors (1)

Lead Sponsor Collaborator
M.D. Anderson Cancer Center

Country where clinical trial is conducted

United States, 

Outcome

Type Measure Description Time frame Safety issue
Primary Percent change in N-terminal pro B-type natriuretic peptide (NT-proBNP) Baseline to 6 months
Secondary Change in 6-minute walk test (6MWT) Baseline to 3 and 6 months
Secondary Change in Carcinoid Valvular Heart Disease (CVHD) score Baseline to 3 and 6 months
Secondary Change (significant change or non-significant change) in global longitudinal myocardial strain assessment of the left and right ventricle Baseline to 3 and 6 months
Secondary Change in tricuspid annular plane systolic excursion (normal vs. abnormal) Baseline to 3 and 6 months
Secondary Change in plasma 5-HIAA levels Baseline to 3 and 6 months
Secondary Change in high sensitivity troponin T Baseline to 3 and 6 months
Secondary Change in quality of life questionnaire Baseline to 3 and 6 months
Secondary Incidence of adverse events Up to 6 months
See also
  Status Clinical Trial Phase
Active, not recruiting NCT04079712 - Testing the Combination of XL184 (Cabozantinib), Nivolumab, and Ipilimumab for Poorly Differentiated Neuroendocrine Tumors Phase 2

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