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MenopauseFLAVOCAVNCT06759350

Soy Isoflavonates Versus Placebo on Quality of Life in Menopausal Women

A study testing Soy isoflavone supplement in people with Menopause and Menopausal Women, run by Universidad Nacional Autonoma de Honduras at 1 site in Honduras.

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

Within the context of the proposed research study, the effect of soy isoflavonoid supplements on the quality of life and coagulation of menopausal women. It has been observed that menopause, as a physiological process, is associated with alterations in the physical, mental and sexual quality of life, making the use of… Read more about this study

Who is it for?
Ages 45 to 65 years, women onlyHealthy volunteers can take part
Conditions the study is for
Menopause, Menopausal Women, Soy Isoflavone Effect
What is being tested?
Soy isoflavone supplement
Type of treatment
Pill or oral medicine
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
100 participants
Where
1 siteHonduras
Study dates
1 Feb 2025to 1 Aug 2025
Phase
Interventional
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 65 years
  • Women only
  • Healthy volunteers accepted
  • Adult, Older adult

Who may be able to join

  • Submission of a signed and dated informed consent form.
  • Declared willingness to comply with all study procedures and availability for the duration of the study.
  • Can read and write
  • Female, age 45 to 65 years
  • Female with more than 1 year of amenorrhea.
  • No hormone replacement therapy or herbal medications in the 6 months prior to the investigation.
Show all 10Show fewer
  • Ability to take oral medication and willing to comply with the <study intervention regimen.
  • Agreement to comply with Lifestyle Considerations for the duration of the study.
  • Have a smartphone-type cell phone
  • Residence in Francisco Morazán

Who cannot join

  • Patient does not sign informed consent
  • Patient does not wish to participate
  • History of thrombo embolism
  • History of cardiovascular disease
  • Presence of estrogen-dependent neoplasm
  • Presence of abnormal genital bleeding
Show all 11Show fewer
  • Uncontrolled metabolic diseases
  • Smoking and drinking habits
  • Use of anticoagulant or acetylsalicylic acid
  • Known allergic reactions to soy isoflavonate components
  • History of thrombophilias such as: Antithrombin deficiency, Protein C deficiency, Protein S deficiency, Factor V Leiden, Prothrombin G20210A, Hyperhomocysteinemia, Antiphospholipid syndrome, Acquired activated protein C resistance.

Trial locations and contacts

1 site in 1 country.

Honduras1 site
  • Hospital Escuela

    Tegucigalpa, FM, 11101

Other trials in Honduras

About this study

Official title: Soy Isoflavonates Versus Placebo on Quality of Life in Menopausal Women: Randomized Double-blind Clinical Trial: FLAVOCAV TRIAL

Within the context of the proposed research study, the effect of soy isoflavonoid supplements on the quality of life and coagulation of menopausal women. It has been observed that menopause, as a physiological process, is associated with alterations in the physical, mental and sexual quality of life, making the use of hormone replacement therapy necessary; however, hormone therapy is associated with hypercoagulability, since it has been seen that women have higher levels of thrombogenic microvesicles such as: platelets with a greater probability of causing blood clotting were more likely to present a greater amount of white matter hyperintensities, which appear in the MRI scan.

Read the detailed description

The following study is aimed at clarifying the effects of soy isoflavonate supplements on the quality of life and markers of hypercoagulability in menopausal women. The reasons for conducting this research arise from the concern of minimizing side effects such as hypercoagulation caused by hormone replacement therapy, which is intended to be replaced with soy isoflavonates to evaluate its efficacy.

Being tested
Soy isoflavone supplement, Control (placebo) group
Keywords
menopause, Menopausal Women, Soy isoflavone effect, Quality of life

What participants receive

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

  • Soy isoflavone supplementDietary supplement

    2 capsules containing 10 mg natural tocotrienols, 40 mg soy isoflavonoids, 540 mg calcium, vitamin D IU.

  • Control (placebo) groupOther

    Also called Multivitamin compound

    2 placebo capsules containing a multivitamin compound.

Study groups in NCT06759350
Study groupRoleWhat they receive
InterventionExperimental2 capsules containing 10 mg natural tocotrienols, 40 mg soy isoflavonoids, 540 mg calcium, vitamin D IU.
Receives: Dietary Supplement: Soy isoflavone supplement
controlPlacebo comparator2 placebo capsules containing a multivitamin compound.
Receives: Other: Control (placebo) group

What is being measured

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

  1. MENCAV

    Change in MENCAV questionnaire scores, with 37 items likert type scale, the lowest point is zero and the maximun is 259 points

    Measured: One month from the first intervention until 6 months

Secondary outcomes (2)
  1. D-dimer

    Changes in D-dimer values

    Measured: One month from the first intervention until 6 months

  2. side effects

    incidence of side effects of soy isoflavones.

    Measured: One month from the first intervention until 6 months

Timeline

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

  1. First posted6 Jan 2025
  2. Study start1 Feb 2025
  3. Primary completion31 Jul 2025
  4. Study completion1 Aug 2025

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 N/A
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Model description
double-blind, efficacy, parallel-group, superiority, randomized clinical trial.
Masking
Double blind
Who is masked
Participant, Investigator
Enrolment
100 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT06759350
Sponsor's protocol ID
PGO-UNAH-48-3-2025
Acronym
FLAVOCAV
Status last verified
Jan 2025
First submitted
29 Dec 2024
Last updated
28 Aug 2025
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No: It is not necessary, none of the 18 HIPAA identifiers will be placed

Publications

  • Chen LR, Chen KH. Utilization of Isoflavones in Soybeans for Women with Menopausal Syndrome: An Overview. Int J Mol Sci. 2021 Mar 22;22(6):3212. doi: 10.3390/ijms22063212.

    PubMed 33809928

Questions about this trial

What is this clinical trial studying?

A study testing Soy isoflavone supplement in people with Menopause and Menopausal Women, run by Universidad Nacional Autonoma de Honduras at 1 site in Honduras.

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 10 inclusion and 11 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 28 Aug 2025. 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 Honduras. 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.

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?

MENCAV (time frame: One month from the first intervention until 6 months). 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 NCT06759350, which also lists 1 linked publication.

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 28 Aug 2025.

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