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Carcinoid SyndromePhase 3TELECASTNCT02063659

Telotristat Etiprate for Carcinoid Syndrome Therapy

A Phase 3 study testing Telotristat etiprate in people with Carcinoid Syndrome, run by Lexicon Pharmaceuticals at 50 sites in 11 countries.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The purpose of the study is to evaluate the effect of telotristat etiprate versus placebo on the incidence of treatment-emergent adverse events and on 5-hydroxyindoleacetic acid (5-HIAA) levels. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Carcinoid Syndrome
What is being tested?
Telotristat etiprate
Type of treatment
Pill or oral medicine
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
76 participants
Where
50 sitesin 11 countries
Study dates
11 Mar 2014to 29 Mar 2016
Phase
Phase 3
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Patients ≥ 18 years of age
  • All patients of reproductive potential must agree to use an adequate method of contraception during the study and for 12 weeks after the Follow-up visit.
  • Histopathologically-confirmed, well-differentiated metastatic neuroendocrine tumor
  • Documented history of carcinoid syndrome
  • Patient is able and willing to provide written informed consent prior to participation

Who cannot join

  • Presence of diarrhea attributed to any condition other than carcinoid syndrome.
  • Presence of 12 or more watery bowel movements per day
  • Positive stool examination for enteric pathogens, pathogenic ova or parasites, of Clostridium difficile at Screening
  • Karnofsky Performance Status ≤ 60%
  • Presence of any clinically significant laboratory, medical history, or physical examination findings deemed unacceptable by the Investigator
  • A history of short bowel syndrome
  • History of constipation within 2 years of Screening
  • Life expectancy < 12 months from Screening

Trial locations and contacts

50 sites in 11 countries.

50 sites in 11 countries

Germany9 sites
  • Lexicon Investigational Site

    Bad Berka, 99437

  • Lexicon Investigational Site

    Berlin, 13353

  • Lexicon Investigational Site

    Hamburg, 20246

  • Lexicon Investigational Site

    Heidelberg, 69120

  • Lexicon Investigational Site

    Lübeck, 23538

  • Lexicon Investigational Site

    Mainz, 55131

  • Lexicon Investigational Site

    Marburg, 35043

  • Lexicon Investigational Site

    Munich, 81377

  • Lexicon Investigational Site

    Neuss, 41464

Other trials in Germany

United States8 sites
  • Lexicon Investigational Site

    Boston, Massachusetts, 02215

  • Lexicon Investigational Site

    Buffalo, New York, 14263

  • Lexicon Investigational Site

    Iowa City, Iowa, 52242

  • Lexicon Investigational Site

    Lexington, Kentucky, 40536

  • Lexicon Investigational Site

    New York, New York, 10029

  • Lexicon Investigational Site

    Orlando, Florida, 32806

  • Lexicon Investigational Site

    Philadelphia, Pennsylvania, 19104

  • Lexicon Investigational Site

    Stanford, California, 94305

Other trials in United States

United Kingdom7 sites
  • Lexicon Investigational Site

    Basingstoke Hampshire, RG249NA

  • Lexicon Investigational Site

    Coventry, CV22DX

  • Lexicon Investigational Site

    London, NW3 2QG

  • Lexicon Investigational Site

    London, SE59RS

  • Lexicon Investigational Site

    London, W12 OHS

  • Lexicon Investigational Site

    Manchester, M204BX

  • Lexicon Investigational Site

    Newcastle upon Tyne, NE1 4LP

Other trials in United Kingdom

France6 sites
  • Lexicon Investigational Site

    Clichy, 92118

  • Lexicon Investigational Site

    Lille, 59037

  • Lexicon Investigational Site

    Lyon, 69347

  • Lexicon Investigational Site

    Marseille, 13385

  • Lexicon Investigational Site

    Strasbourg, 67098

  • Lexicon Investigational Site

    Villejuif, 94805

Other trials in France

Spain5 sites
  • Lexicon Investigational Site

    Barcelona, 08035

  • Lexicon Investigational Site

    Barcelona, 08907

  • Lexicon Investigational Site

    Madrid, 28034

  • Lexicon Investigational Site

    Madrid, 28040

  • Lexicon Investigational Site

    Seville, 41013

Other trials in Spain

Australia4 sites
  • Lexicon Investigational Site

    East Melbourne, Victoria, 3002

  • Lexicon Investigational Site

    Herston, Queensland, 4029

  • Lexicon Investigational Site

    Kogara, New South Wales, 2217

  • Lexicon Investigational Site

    St Leonards, New South Wales, 2065

Other trials in Australia

Netherlands4 sites
  • Lexicon Investigational Site

    Amsterdam, North Holland, 1066X

  • Lexicon Investigational Site

    Amsterdam, North Holland, 1105 AZ

  • Lexicon Investigational Site

    Noord Brahant, 5631BM

  • Lexicon Investigative Site

    Rotterdam, 3015 CE

Other trials in Netherlands

Belgium3 sites
  • Lexicon Investigational Site

    Edegem, B-2650

  • Lexicon Investigational Site

    Ghent, 9000

  • Lexicon Investigational Site

    Yvoir, 5530

Other trials in Belgium

Canada2 sites
  • Lexicon Investigational Site

    Calgary, Alberta, T2N4N2

  • Lexicon Investigational Site

    Halifax, Nova Scotia, B0J1N0

Other trials in Canada

Israel1 site
  • Lexicon Investigational Site

    Jerusalem, 91120

Other trials in Israel

Sweden1 site
  • Lexicon Investigational Site

    Uppsala, 75185

Other trials in Sweden

About this study

Official title: A Phase 3, Randomized, Placebo-controlled, Multicenter, Double-blind Study to Evaluate the Safety and Efficacy of Telotristat Etiprate (LX1606) in Patients With Carcinoid Syndrome

The purpose of the study is to evaluate the effect of telotristat etiprate versus placebo on the incidence of treatment-emergent adverse events and on 5-hydroxyindoleacetic acid (5-HIAA) levels.

Being tested
Telotristat etiprate, Placebo
Medical subject headings
Serotonin Syndrome

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Telotristat etiprateDrug

    Also called LX1606

    Telotristat etiprate tablets

  • PlaceboDrug

    Placebo-matching telotristat etiprate tablets

Study groups in NCT02063659
Study groupRoleWhat they receive
250 mg Telotristat EtiprateExperimentalFollowing a 3 to 4-week run-in period, participants were randomized to receive one 250 mg telotristat etiprate tablet and one placebo-matching telotristat etiprate tablet administered three times daily for 12 weeks, followed by a 36 week open-label extension period.
Receives: Drug: Telotristat etiprate; Drug: Placebo
500 mg Telotristat EtiprateExperimentalFollowing a 3 to 4-week run-in period, participants were randomized to receive one 250 mg telotristat etiprate tablet and one placebo-matching telotristat etiprate tablet administered three times daily for one week, followed by two 250 mg telotristat etiprate tablets administered three times daily for 11 weeks in the 12 week double-blind treatment period, followed by a 36 week open-label extension period.
Receives: Drug: Telotristat etiprate; Drug: Placebo
PlaceboPlacebo comparatorFollowing a 3 to 4-week run-in period, participants were randomized to receive two placebo-matching telotristat etiprate tablets administered three times daily for 12 weeks, followed by a 36 week open-label extension period.
Receives: Drug: Placebo

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Number of Participants With Treatment-Emergent Adverse Events (TEAEs) in the Double-Blind Treatment Period

    An adverse event (AE) was defined as any untoward medical occurrence associated with the use of a drug in humans, whether or not considered drug related. A TEAE was an AE reported after the first dose of randomized treatment on Day 1.

    Measured: First dose of study drug to within 30 days of last dose of study drug in the Double-Blind Treatment Period (Up to 17.1 Weeks)

  2. Primary: Percent Change From Baseline in Urinary 5-hydroxyindoleacetic Acid (u5-HIAA) Levels

    u5-HIAA is a standard test used in clinical practice to assess neuroendocrine tumor (NET) activity and is collected as a 24-hour urine specimen. A negative change from Baseline indicates improvement.

    Measured: Baseline and 12 Weeks

  3. Number of Participants With Treatment-Emergent Adverse Events (TEAEs) in the Open-Label Extension Period

    An adverse event (AE) was defined as any untoward medical occurrence associated with the use of a drug in humans, whether or not considered drug related. A TEAE was an AE reported after the first dose of randomized treatment on Day 1.

    Measured: First dose of study drug to within 30 days of last dose of study drug in the Open-Label Extension Period (Up to 52.6 Weeks)

Secondary outcomes (6)
  1. Change From Baseline in the Number of Bowel Movements (BMs) Per Day Averaged Over 12 Weeks

    Participants recorded the number of bowel movements per day in a daily diary. The total number of BMs per day were averaged over the 12-week period. A negative change from Baseline indicates improvement.

    Measured: Baseline and 12 weeks

  2. Change From Baseline in Stool Form/Consistency Averaged Across All Time-Points

    Participants assessed stool form/consistency of a BM using the Bristol Stool Form Scale where: 1=hard lumps to 7=watery liquid. The daily scores were averaged over the 12-week period. A negative change indicates improvement.

    Measured: Baseline and 12 Weeks

  3. Change From Baseline in the Number of Daily Cutaneous Flushing Episodes Averaged Across All Time-Points

    Participants recorded the number daily flushing episodes per day in a daily diary. The total number of flushing episodes per day were averaged over the 12-week period. A negative change from Baseline indicates improvement.

    Measured: Baseline and 12 Weeks

  4. Change From Baseline in Abdominal Pain Averaged Across All Time-Points

    Participants recorded abdominal pain in a daily diary. Participants evaluated the level of any abdominal pain using an 11-point numeric rating scale, where: 0=no pain to 10=worst pain ever experienced. The average daily abdominal pain was averaged over the 12-week period. A negative change from Baseline indicates improvement.

    Measured: Baseline and 12 Weeks

  5. Change in the Frequency of Rescue Short-acting, Somatostatin Analog (SSA) Used to Treat Carcinoid Syndrome Symptoms Averaged Across All Time-Points

    The frequency (the number of times) the participant used rescue with SSA to control symptoms was recorded in a daily diary. The daily number of rescue treatments with SSA was averaged over the 12- week period. A negative change from Baseline (less use of SSA) indicates improvement.

    Measured: Baseline and 12 weeks

  6. Change From Baseline in the Number of Daily BMs Averaged Over the 12-Week Double-Blind Period, Among Participants Who Were Not Receiving SSA Therapy at Baseline

    Participants recorded the number of bowel movements per day in a daily diary. The total number of BMs per day were averaged over the 12-week period. A negative change from Baseline indicates improvement.

    Measured: Baseline and 12 Weeks

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted14 Feb 2014 (estimated)
  2. Study start11 Mar 2014
  3. Primary completion29 Mar 2016
  4. Study completion29 Mar 2016

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 3
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Triple blind
Who is masked
Participant, Care provider, Investigator
Enrolment
76 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02063659
Sponsor's protocol ID
LX1606.1-303-CS
Other IDs
LX1606.303, 2013-001543-31
Acronym
TELECAST
Status last verified
Jan 2018
First submitted
12 Feb 2014
Last updated
26 Feb 2018
Data monitoring committee
Yes

Publications

  • Srirajaskanthan R, Pavel M, Kulke M, Clement D, Houchard A, Keeber L, Weickert MO. Weight Maintenance up to 48 Weeks in Patients With Carcinoid Syndrome Treated With Telotristat Ethyl: Pooled Data From the Open-Label Extensions of the Phase III Clinical Trials TELESTAR and TELECAST. Clin Ther. 2021 Oct;43(10):1779-1785. doi: 10.1016/j.clinthera.2021.08.014. Epub 2021 Sep 28.

    PubMed 34598813
  • Dillon JS, Kulke MH, Horsch D, Anthony LB, Warner RRP, Bergsland E, Welin S, O'Dorisio TM, Kunz PL, McKee C, Lapuerta P, Banks P, Pavel M. Time to Sustained Improvement in Bowel Movement Frequency with Telotristat Ethyl: Analyses of Phase III Studies in Carcinoid Syndrome. J Gastrointest Cancer. 2021 Mar;52(1):212-221. doi: 10.1007/s12029-020-00375-2.

    PubMed 32146619
  • Pavel M, Gross DJ, Benavent M, Perros P, Srirajaskanthan R, Warner RRP, Kulke MH, Anthony LB, Kunz PL, Horsch D, Weickert MO, Lapuerta P, Jiang W, Kassler-Taub K, Wason S, Fleming R, Fleming D, Garcia-Carbonero R. Telotristat ethyl in carcinoid syndrome: safety and efficacy in the TELECAST phase 3 trial. Endocr Relat Cancer. 2018 Mar;25(3):309-322. doi: 10.1530/ERC-17-0455. Epub 2018 Jan 12.

    PubMed 29330194

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing Telotristat etiprate in people with Carcinoid Syndrome, run by Lexicon Pharmaceuticals at 50 sites in 11 countries.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 5 inclusion and 8 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 26 Feb 2018. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 50 sites in Germany, United States, United Kingdom, France, Spain and 6 more countries. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Yes. Results are posted in the registry (first posted 25 Sep 2017). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Number of Participants With Treatment-Emergent Adverse Events (TEAEs) in the Double-Blind Treatment Period (time frame: First dose of study drug to within 30 days of last dose of study drug in the Double-Blind Treatment Period (Up to 17.1 Weeks)). The study lists 3 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT02063659, which also lists 3 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 26 Feb 2018.

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