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FibromyalgiaNCT00279942

Effect of Revival Soy on Fibromyalgia Pain

A study testing Soy in people with Fibromyalgia, run by Mayo Clinic 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

Fibromyalgia is characterized by widespread pain that can lead to significant patient dysfunction and economic burden to society. The management of patients with fibromyalgia is difficult and no single treatment modality has been successful. Read more about this study

Who is it for?
Ages 18 to 76 years
Conditions the study is for
Fibromyalgia
What is being tested?
Soy
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
50 participants
Where
1 siteUnited States
Study dates
May 2006to Sep 2006
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 18 to 76 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Women and men age 18 - 76
  • Able to understand and sign a consent form
  • Able to participate fully in all aspects of the study
  • Currently participating in Mayo Clinic's Fibromyalgia Treatment Program

Who cannot join

  • Pregnant or lactating women
  • Allergy to soy or other study product ingredients
  • Diagnosis of bipolar disorder, schizophrenia or dementia
  • Diagnosis of diabetes mellitus or inflammatory bowel disease
  • Presently on soy product or use of soy within the last 30 days

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Mayo Clinic

    Rochester, Minnesota, 55905

Other trials in United States

About this study

Fibromyalgia is characterized by widespread pain that can lead to significant patient dysfunction and economic burden to society. The management of patients with fibromyalgia is difficult and no single treatment modality has been successful. We propose to study the effect of dietary soy supplement on quality of life associated with fibromyalgia.

Read the detailed description

Fibromyalgia syndrome is a chronic, generalized pain syndrome that affects the musculoskeletal system (1). This syndrome is typically diagnosed in patients who experience generalized musculoskeletal pain and have excessive tenderness in at least 11 of 18 specific points (2). Although the primary cause of fibromyalgia syndrome is unclear, a growing body of evidence indicates that the widespread pain associated with this syndrome is due to abnormalities in the central nervous system. Therefore, drug therapy for fibromyalgia syndrome is most often aimed at the central nervous system and includes tricyclic antidepressants, selective serotonin reuptake inhibitors, dual serotonin and norepinephrine reuptake inhibitors, analgesics, and anticonvulsants (1).

In addition to medical therapies, complementary and alternative medicine therapies have been used to treat fibromyalgia syndrome symptoms (3). Soy is a widely used dietary supplement that has not been previously tested for treating fibromyalgia syndrome.

Conditions
Fibromyalgia
Being tested
Soy, Placebo
Keywords
Fibromyalgia, Dietary Supplements, Rheumatologic Diseases, Complementary and Alternative Medicine
Medical subject headings
Fibromyalgia

What participants receive

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

  • SoyDietary supplement

    Also called Isoflavone

    Drink a shake (vanilla and chocolate taste) once a day for 6 weeks.

  • PlaceboOther

    Drink a shake (vanilla and chocolate taste) once a day for 6 weeks.

Study groups in NCT00279942
Study groupRoleWhat they receive
SoyActive comparatorA shake that contained 20 g of soy protein and 160 mg of soy isoflavone.
Receives: Dietary Supplement: Soy
PlaceboPlacebo comparatorA shake that contained 20 g of milk-based protein (casein) and no isoflavone.
Receives: Other: Placebo

What is being measured

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

  1. To gather preliminary data on whether dietary soy supplement can improve quality of life in patients with fibromyalgia as measured by the Fibromyalgia Impact Questionnaire (FIQ) and the Center for Epidemiologic Studies Depression Scale (CES-D).

    Measured: 6 Weeks

Secondary outcomes (1)
  1. To assess the feasibility of recruiting 50 patients with fibromyalgia into a study of using a dietary supplement.

    Measured: 3 Months

Timeline

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

  1. First posted20 Jan 2006 (estimated)
  2. Study startMay 2006
  3. Primary completionAug 2006
  4. Study completionSep 2006

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
Masking
Double blind
Who is masked
Participant, Investigator
Enrolment
50 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00279942
Sponsor's protocol ID
2155-05
Status last verified
Jan 2012
First submitted
18 Jan 2006
Last updated
6 Jan 2012
Results posted
No
Data monitoring committee
Yes

Publications

  • Goldenberg DL, Burckhardt C, Crofford L. Management of fibromyalgia syndrome. JAMA. 2004 Nov 17;292(19):2388-95. doi: 10.1001/jama.292.19.2388.

    PubMed 15547167
  • Wolfe F, Smythe HA, Yunus MB, Bennett RM, Bombardier C, Goldenberg DL, Tugwell P, Campbell SM, Abeles M, Clark P, et al. The American College of Rheumatology 1990 Criteria for the Classification of Fibromyalgia. Report of the Multicenter Criteria Committee. Arthritis Rheum. 1990 Feb;33(2):160-72. doi: 10.1002/art.1780330203.

    PubMed 2306288
  • Holdcraft LC, Assefi N, Buchwald D. Complementary and alternative medicine in fibromyalgia and related syndromes. Best Pract Res Clin Rheumatol. 2003 Aug;17(4):667-83. doi: 10.1016/s1521-6942(03)00037-8.

    PubMed 12849718
  • Wahner-Roedler DL, Thompson JM, Luedtke CA, King SM, Cha SS, Elkin PL, Bruce BK, Townsend CO, Bergeson JR, Eickhoff AL, Loehrer LL, Sood A, Bauer BA. Dietary soy supplement on fibromyalgia symptoms: a randomized, double-blind, placebo-controlled, early phase trial. Evid Based Complement Alternat Med. 2011;2011:350697. doi: 10.1093/ecam/nen069. Epub 2011 Jun 23.

    PubMed 18990724

Questions about this trial

What is this clinical trial studying?

A study testing Soy in people with Fibromyalgia, run by Mayo Clinic 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 4 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 6 Jan 2012. 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.

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?

To gather preliminary data on whether dietary soy supplement can improve quality of life in patients with fibromyalgia as measured by the Fibromyalgia Impact Questionnaire (FIQ) and the Center for Epidemiologic Studies Depression Scale (CES-D). (time frame: 6 Weeks). 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 NCT00279942, which also lists 4 linked publications.

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 6 Jan 2012.

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