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Type 2 DiabetesPhase 1/2NCT00425009

Therapeutic Effects of Berberine in Patients With Type 2 Diabetes

A Phase 1/2 study testing Berberine and Metformin in people with Type 2 Diabetes, run by Shanghai Jiao Tong University School of Medicine at 1 site in China.

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 this study is to determine whether berberine is effective in the treatment of type 2 diabetes. Read more about this study

Who is it for?
Ages 25 to 75 years
Conditions the study is for
Type 2 Diabetes
What is being tested?
Berberine and Metformin
How many people
70 participants
Where
1 siteChina
Study dates
Jan 2004to Dec 2004
Phase
Phase 1/2
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 25 to 75 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Clinical diagnosis of type 2 diabetes
  • HbA1c > 7.0% or FBG > 7.0 mmol/L
  • Stable or worsening glycemic control for at least 3 months

Who cannot join

  • Liver damage
  • Kidney damage

Trial locations and contacts

1 site in 1 country.

China1 site
  • Department of Endocrinology, Xinhua Hospital Affiliated to Shanghai Jiaotong University School of Medicine

    Shanghai, 200092

Other trials in China

About this study

Official title: Effects of Berberine on Improvement of Glucose and Lipid Metabolism in Patients With Type 2 Diabetes

The purpose of this study is to determine whether berberine is effective in the treatment of type 2 diabetes.

Read the detailed description

Type 2 diabetes is health threats worldwide. However, treatment of this disease is limited by availability of effective medicines. All of the existing oral hypoglycemic agents have secondary failure after long term administration. Thus, new oral medicines are needed for long term control of blood glucose in patients with type 2 diabetes. In diabetes care, dietary approaches have drawn more and more attention in the prevention and treatment of hyperglycemia. Generally regarded as safe (GRAS) plants have been widely used for their benefits in antioxidation, anti-inflammation, anticancer, anti-obesity and anti-diabetes. Numerous botanical products such as pigments that include anthocyanins and flavonoids have been consumed or studied for anti-obesity and anti-diabetes. However, most of these botanical products are mixtures of multiple compounds. It is difficult to control their quality in the study or production. Up to now, as a single purified compound, berberine is demonstrated to have hypoglycemic effect in vitro and in vivo. Berberine is the main active component of Coptis chinensis French, which was used for thousands of years in China in the treatment of human diseases including diabetes.

Comparison(s): Effects of berberine compared with metformin in newly diagnosed type 2 diabetic patients.

Conditions
Type 2 Diabetes
Being tested
Berberine, Metformin
Keywords
Berberine, Type 2 diabetes, Treatment
Medical subject headings
Diabetes Mellitus, Type 2

What participants receive

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

What is being measured

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

  1. HbA1c at 13 weeks

Secondary outcomes (2)
  1. Blood glucose at 13 weeks

  2. Blood lipids at 13 weeks

Timeline

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

  1. First posted22 Jan 2007 (estimated)
  2. Study startJan 2004
  3. Study completionDec 2004

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 1/2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
70 participants
IDs, dates and publications
ClinicalTrials.gov ID
NCT00425009
Sponsor's protocol ID
XH-2002-Clin4
Status last verified
Jan 2007
First submitted
18 Jan 2007
Last updated
22 Jan 2007
Results posted
No

Questions about this trial

What is this clinical trial studying?

A Phase 1/2 study testing Berberine and Metformin in people with Type 2 Diabetes, run by Shanghai Jiao Tong University School of Medicine at 1 site in China.

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 3 inclusion and 2 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 22 Jan 2007. 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 China. 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. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this combined 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.

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

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?

HbA1c at 13 weeks. 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 22 Jan 2007.

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