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MenopausePhase 1NCT00010959

Single-Dose Study of Black Cohosh and Red Clover

A Phase 1 study testing Cimicifuga racemosa and Trifolium pratense in people with Menopause, run by National Center for Complementary and Integrative Health (NCCIH).

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 Phase I study will assess the pharmacokinetics of two botanicals, Trifolium pratense (red clover) and Cimicifuga racemosa (black cohosh). Participants will receive a single dose of one botanical preparation. The observation period will be one week. Read more about this study

Who is it for?
Ages 45 to 59 years, women onlyHealthy volunteers can take part
Conditions the study is for
Menopause
What is being tested?
Cimicifuga racemosa and Trifolium pratense
How many people
30 participants
Where
No sites listed yet
Study dates
Feb 2001to Feb 2002
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 45 to 59 years
  • Women only
  • Healthy volunteers accepted
  • Adult

Who may be able to join

  • Healthy menopausal women
  • Average body weight
  • Able to give informed consent

Who cannot join

  • Smoker
  • Use of any prescription medicine within the last 2 months
  • Obesity > 30% above ideal body weight
  • Previous history of breast or reproductive cancer
  • Alcohol abuse or consumption above 5 glasses of wine per week or equivalent
  • Chronic disease such as diabetes or hypertension
Show all 9Show fewer
  • Concurrent non-dietary phytoestrogens or hormone use; Vegans (vegetarians who tend to consume greater than average dose of phytoestrogens)
  • Concurrent participation in other clinical trial(s)
  • Unavailable for followup

About this study

Official title: A Phase I Single-Dose Pharmacokinetic Study of Black Cohosh and Red Clover in Healthy Menopausal Women 45-59 Years of Age

This Phase I study will assess the pharmacokinetics of two botanicals, Trifolium pratense (red clover) and Cimicifuga racemosa (black cohosh). Participants will receive a single dose of one botanical preparation. The observation period will be one week. Drug toxicity, absorption, distribution, metabolism and elimination data will be collected, and dosages to be utilized in a Phase II clinical trial will be determined.

Read the detailed description

This Phase I study will assess the pharmacokinetics of two botanicals, Trifolium pratense (red clover) and Cimicifuga racemosa (black cohosh). Participants will receive a single dose of one botanical preparation. The observation period will be one week. Drug toxicity, absorption, distribution, metabolism and elimination data will be collected, and dosages to be utilized in a Phase II clinical trial will be determined. The Phase II trial will examine the efficacies of red clover and black cohosh for the reduction of menopausal symptoms in healthy menopausal women. The study will be randomized, double-blinded, and placebo-controlled. Study duration will be one year.

Conditions
Menopause
Being tested
Cimicifuga racemosa, Trifolium pratense
Keywords
menopause, hot flashes, botanicals
Medical subject headings
Hot Flashes

What participants receive

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

  • Cimicifuga racemosaDrug

  • Trifolium pratenseDrug

What is being measured

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

  1. safety

Timeline

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

  1. First posted5 Feb 2001 (estimated)
  2. Study startFeb 2001
  3. Study completionFeb 2002

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
Non-randomised
Intervention model
Single group
Masking
None (open label)
Enrolment
30 participants
IDs, dates and publications
ClinicalTrials.gov ID
NCT00010959
Sponsor's protocol ID
P50AT000155-01P4
Other IDs
P50AT000155-01
Status last verified
Mar 2007
First submitted
2 Feb 2001
Last updated
2 Mar 2007
Results posted
No
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing Cimicifuga racemosa and Trifolium pratense in people with Menopause, run by National Center for Complementary and Integrative Health (NCCIH).

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 9 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 2 Mar 2007. Status can change between updates, so confirm with the study contact before making plans.

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 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. 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 2 Mar 2007.

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