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Amyloid Cardiomyopathy, Transthyretin-RelatedPhase 1NCT03294707

Single and Multiple Ascending Dose Study Assessing the Safety, Tolerability, PK and PD of AG10

A Phase 1 study testing AG10 oral tablet in people with Amyloid Cardiomyopathy, Transthyretin-Related, run by Eidos Therapeutics, a BridgeBio company at 1 site in United States.

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

This is a single center, prospective, randomized, placebo-controlled study of AG10 in healthy adult subjects Read more about this study

Who is it for?
Ages 18 to 55 yearsHealthy volunteers can take part
What is being tested?
AG10 oral tablet
Type of treatment
Pill or oral medicine
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
56 participants
Where
1 siteUnited States
Study dates
11 Sep 2017to 18 May 2018
Phase
Phase 1
Are there results?
None posted in the registry

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 to 55 years
  • All sexes
  • Healthy volunteers accepted
  • Adult

Who may be able to join

  • Weight between >50 kg and ≤110 kg;
  • BMI of 18 to 32 kg/m2;
  • Subjects who are healthy as determined by medical history, physical examination, 12 lead ECG and standard laboratory tests;
  • Subjects who are negative for drugs of abuse and alcohol tests;
  • Subjects who are non-smokers;

Who cannot join

  • Subjects who have used prescription drugs within 4 weeks of first dosing;
  • Subjects who have a prior cholecystectomy;
  • Subjects who have used any over-the-counter medications within 7 days prior to Day -1;
  • Subjects who have a clinically relevant history or presence of respiratory, gastrointestinal, renal, hepatic, hematological, lymphatic, neurological, cardiovascular, psychiatric, musculoskeletal, genitourinary, immunological, dermatological, or connective tissue diseases or disorders;
  • Subjects who have an abnormal screening ECG;

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Celerion

    Tempe, Arizona, 85283

Other trials in United States

About this study

Official title: A Phase 1 Randomized, Placebo-controlled, Single and Multiple Ascending Dose Study of the Tolerability, Pharmacokinetics and Pharmacodynamics of AG10 in Healthy Subjects

This is a single center, prospective, randomized, placebo-controlled study of AG10 in healthy adult subjects

Read the detailed description

Up to 48 healthy volunteers will be given a single dose of AG10 or placebo and be monitored for safety and tolerability over a 5-day period. Up to 48 healthy volunteers will be given multiple doses of AG10 or placebo and be monitored for safety and tolerability over a 15-day period.

Being tested
AG10 oral tablet, Placebo Oral Tablet
Medical subject headings
Amyloid Neuropathies, Familial

What participants receive

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

  • AG10 oral tabletDrug

    Also called Eidos Therapeutics AG10

    Active single ascending dose

  • Placebo Oral TabletDrug

    Also called Matching placebo

    Placebo single dose

Study groups in NCT03294707
Study groupRoleWhat they receive
AG10 single oral doseExperimentalAG10 oral tablet, administered by mouth, once
Receives: Drug: AG10 oral tablet
Placebo single oral dosePlacebo comparatorPlacebo Oral Tablet, administered by mouth, once
Receives: Drug: Placebo Oral Tablet

What is being measured

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

  1. Safety & tolerability: individual and summary blood pressures, heart rate, ECG and lab data presented in tabular form with descriptive statistics. Adverse events will be tabulated and summarized by Part A (SAD) vs. B (MAD), and treatment.

    To evaluate the safety and tolerability of single and multiple doses of AG10 administered to healthy adult subjects

    Measured: 30 days

Secondary outcomes (12)
  1. Pharmacokinetic Assessments: T1/2

    Plasma half-life (t1/2)

    Measured: 30 days

  2. Pharmacokinetic Assessments: Tmax

    Time to maximum concentration (Tmax)

    Measured: 30 days

  3. Pharmacokinetic Assessments: Cmax

    Maximum concentration (Cmax)

    Measured: 30 days

  4. Pharmacokinetic Assessments: Cmin

    Cmin

    Measured: 30 days

  5. Pharmacokinetic Assessments: AUC

    Area under the plasma concentration-time curve (AUC)

    Measured: 30 days

  6. Pharmacokinetic Assessments: Clearance

    Apparent clearance (CL/F)

    Measured: 30 days

  7. Pharmacokinetic Assessments: volume of distribution

    Apparent volume of distribution (Vss/F)

    Measured: 30 days

  8. Pharmacodynamic Assessments: Assessments of TTR stabilization will be listed and summarized by part, treatment, and time point using appropriate descriptive statistics.

    AG10 binding to and/or stabilization of TTR will be evaluated by established ex vivo assays, including Fluorescent Polarization Exclusion Assay (FPE) and Immunoblotting (Western Blot) and quantitation of prealbumin (TTR).

    Measured: 30 days

  9. Pharmacodynamic Assessments: Western blot

    AG10 binding to and/or stabilization of TTR will be evaluated by established ex vivo assays: Immunoblotting (Western Blot)

    Measured: 30 days

  10. Pharmacodynamic Assessments: prealbumin

    AG10 binding to and/or stabilization of TTR will be evaluated by established ex vivo assays: quantitation of prealbumin (TTR).

    Measured: 30 days

  11. Food effect: AUC

    To evaluate the effect of food on the PK of AG10. The log transformed values of total AUC will be analyzed using a linear mixed effect model with formulation, period, sequence, and carryover as fixed effects and subject as a random effect.

    Measured: 30 days

  12. Food effect: Cmax

    To evaluate the effect of food on the PK of AG10. The log transformed values of Cmax will be analyzed using a linear mixed effect model with formulation, period, sequence, and carryover as fixed effects and subject as a random effect.

    Measured: 30 days

Timeline

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

  1. First posted27 Sep 2017
  2. Study start11 Sep 2017
  3. Primary completion5 Feb 2018
  4. Study completion18 May 2018

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 1
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
56 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03294707
Sponsor's protocol ID
AG10-001
Status last verified
May 2018
First submitted
18 Sep 2017
Last updated
19 Sep 2024
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing AG10 oral tablet in people with Amyloid Cardiomyopathy, Transthyretin-Related, run by Eidos Therapeutics, a BridgeBio company at 1 site in United States.

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 5 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 19 Sep 2024. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. 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 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

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

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

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?

Safety & tolerability: individual and summary blood pressures, heart rate, ECG and lab data presented in tabular form with descriptive statistics. Adverse events will be tabulated and summarized by Part A (SAD) vs. B (MAD), and treatment. (time frame: 30 days). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
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 19 Sep 2024.

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