Early Phase Pre-Clinical and Initial Clinical Research on Epicatechin

NCT ID: NCT02330276

Last Updated: 2017-04-17

Study Results

Results available

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Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE1

Total Enrollment

12 participants

Study Classification

INTERVENTIONAL

Study Start Date

2014-09-30

Study Completion Date

2015-08-31

Brief Summary

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Early Phase Pre-Clinical and Initial Clinical Research on (+)- Epicatechin.

Detailed Description

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This project is a double-blinded randomized Phase I study that will include dose-ranging one day PK and pharmacodynamic (PD) studies. Subjects will include healthy individuals and subjects who meet the American Diabetes Association (ADA) criteria for pre-diabetes, including IFG.

Conditions

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Pre-diabetes

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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10 mg (+)-epicatechin

4 subjects randomized to one dose of 10 mg (+)-epicatechin taken orally

Group Type EXPERIMENTAL

(+)-Epicatechin

Intervention Type DRUG

The drug to be tested is (+)-epicatechin, synthesized under GMP standards. Subjects will be given a single oral dose of (+)- epicatechin and followed on an inpatient basis over 24 hours. Three (3) different dose levels will be tested in a randomized, double-blind design: (+)- epicatechin 10 mg, 30 mg, or 100 mg. As this is a pilot study, a placebo arm will not be included.

30 mg (+)-epicatechin

4 subjects randomized to one dose of 30 mg (+)-epicatechin taken orally

Group Type EXPERIMENTAL

(+)-Epicatechin

Intervention Type DRUG

The drug to be tested is (+)-epicatechin, synthesized under GMP standards. Subjects will be given a single oral dose of (+)- epicatechin and followed on an inpatient basis over 24 hours. Three (3) different dose levels will be tested in a randomized, double-blind design: (+)- epicatechin 10 mg, 30 mg, or 100 mg. As this is a pilot study, a placebo arm will not be included.

100 mg (+)-epicatechin

4 subjects randomized to one dose of 100 mg (+)-epicatechin taken orally

Group Type EXPERIMENTAL

(+)-Epicatechin

Intervention Type DRUG

The drug to be tested is (+)-epicatechin, synthesized under GMP standards. Subjects will be given a single oral dose of (+)- epicatechin and followed on an inpatient basis over 24 hours. Three (3) different dose levels will be tested in a randomized, double-blind design: (+)- epicatechin 10 mg, 30 mg, or 100 mg. As this is a pilot study, a placebo arm will not be included.

Interventions

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(+)-Epicatechin

The drug to be tested is (+)-epicatechin, synthesized under GMP standards. Subjects will be given a single oral dose of (+)- epicatechin and followed on an inpatient basis over 24 hours. Three (3) different dose levels will be tested in a randomized, double-blind design: (+)- epicatechin 10 mg, 30 mg, or 100 mg. As this is a pilot study, a placebo arm will not be included.

Intervention Type DRUG

Other Intervention Names

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Epicatechin

Eligibility Criteria

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Inclusion Criteria

* Healthy or pre-diabetic based on medical history
* Male or female
* Must be 21 to 75 years of age (inclusive)
* Able to give informed consent to the procedures
* If female, must be either postmenopausal or test negative for pregnancy at screening and on the day of the procedure. Women on estrogen therapy will be included.
* If of childbearing potential, must practice and be willing to continue to practice appropriate birth control during the entire duration of the study
* Medication use stable for 4 weeks
* Body Mass Index (BMI) \> 27 kg/m\^2
* Definition of pre-diabetes: impaired fasting glucose (IFG, fasting glucose = 100-125 mg/dL) and elevated HbA1c (5.7-6.4%), each in the absence of other risk factors for diabetes

Exclusion Criteria

* Type 2 diabetes
* Pregnancy
* Younger than 21 or older than 75 years of age
* Clinically significant abnormalities in liver or kidney function (\>3x ULN), determined in the last 6 months by a certified clinical laboratory
* Recent MI or stroke (within 6 months of screening)
* Blood pressure (BP) \>160 mmHg Systolic and \>100 mmHg Diastolic
* Medications - thiazolidinediones, any steroids, anti-depressants, weight loss drugs
* Other diseases, besides type 2 diabetes, influencing carbohydrate metabolism
Minimum Eligible Age

21 Years

Maximum Eligible Age

75 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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National Institutes of Health (NIH)

NIH

Sponsor Role collaborator

National Center for Complementary and Integrative Health (NCCIH)

NIH

Sponsor Role collaborator

San Diego Veterans Healthcare System

FED

Sponsor Role collaborator

University of California, San Diego

OTHER

Sponsor Role collaborator

Veterans Medical Research Foundation

OTHER

Sponsor Role lead

Responsible Party

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Robert R. Henry, MD

Chief, Section of Diabetes, Endocrinology and Metabolism

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Robert R Henry, MD

Role: PRINCIPAL_INVESTIGATOR

San Diego Veterans Healthcare System

Locations

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VA San Diego Healthcare System

San Diego, California, United States

Site Status

Countries

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United States

References

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Yao Q, Wei T, Qiu H, Cai Y, Yuan L, Liu X, Li X. Epigenetic Effects of Natural Products in Inflammatory Diseases: Recent Findings. Phytother Res. 2025 Jan;39(1):90-137. doi: 10.1002/ptr.8364. Epub 2024 Nov 8.

Reference Type DERIVED
PMID: 39513382 (View on PubMed)

Other Identifiers

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1R01AT008310-01

Identifier Type: NIH

Identifier Source: secondary_id

View Link

08847

Identifier Type: -

Identifier Source: org_study_id

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