Treatment of Breast Pain Using A Medication (Diclofenac) Applied to the Skin

NCT ID: NCT00276419

Last Updated: 2012-12-20

Study Results

Results available

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Basic Information

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Recruitment Status

TERMINATED

Clinical Phase

PHASE2/PHASE3

Total Enrollment

25 participants

Study Classification

INTERVENTIONAL

Study Start Date

2005-06-30

Study Completion Date

2009-05-31

Brief Summary

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The study was a randomized, double-blinded, crossover trial of topical diclofenac and placebo (10 weeks of each) for the treatment of noncyclic breast pain.

Detailed Description

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A prospective, randomized, double-blinded crossover trial comparing topical diclofenac and placebo for 10 weeks in the treatment of 30 women with noncyclic mastalgia and surgical scar-related breast pain.

Conditions

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Breast Pain Non-cyclical Mastalgia Surgical Scar-Related Breast Pain

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

CROSSOVER

Primary Study Purpose

TREATMENT

Blinding Strategy

TRIPLE

Participants Investigators Outcome Assessors

Study Groups

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Placebo First, then Diclofenac (Arm A)

Placebo for Diclofenac in topical cream applied to the skin three times daily for 10 weeks, then compounded topical Diclofenac cream applied to the skin three times daily for 10 weeks.

Group Type EXPERIMENTAL

Diclofenac

Intervention Type DRUG

Compounded topical diclofenac cream applied to the skin three times daily for 10 weeks

Placebo

Intervention Type DRUG

Placebo for Diclofenac in topical cream applied to the skin three times daily for 10 weeks

Diclofenac First, then Placebo (Arm B)

Compounded topical Diclofenac cream applied to the skin three times daily for 10 weeks, then placebo for Diclofenac in topical cream applied to the skin three times daily for 10 weeks.

Group Type EXPERIMENTAL

Diclofenac

Intervention Type DRUG

Compounded topical diclofenac cream applied to the skin three times daily for 10 weeks

Placebo

Intervention Type DRUG

Placebo for Diclofenac in topical cream applied to the skin three times daily for 10 weeks

Interventions

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Diclofenac

Compounded topical diclofenac cream applied to the skin three times daily for 10 weeks

Intervention Type DRUG

Placebo

Placebo for Diclofenac in topical cream applied to the skin three times daily for 10 weeks

Intervention Type DRUG

Other Intervention Names

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Cambia Cataflam Voltaren Voltarol Zipsor

Eligibility Criteria

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Inclusion Criteria

* Noncyclic mastalgia or surgical scar-related pain occurring at least 2 days per week and for which the patient desires treatment
* Duration of pain \> 2 months (noncyclic mastalgia) or \> 4 months (surgical scar-related pain)
* Age \> 18 years
* Satisfactory breast examination and directed ultrasound at site of pain (all ages) within 12 months
* Satisfactory mammogram (all women \> 30 years of age) within 12 months
* Negative pregnancy test (all women who are premenopausal and have not had hysterectomy or tubal ligation)

Exclusion Criteria

* Cyclic mastalgia (as defined above)
* Duration of pain \> 2 months (noncyclic mastalgia) or \> 4 months (surgical scar-related pain)
* Abnormal breast examination or imaging (abnormality at the site of pain or for which biopsy or surgical consultation is recommended)
* Known pregnancy, lactation, positive pregnancy test, or anticipated pregnancy within 6 months
* Asthma, that has been aggravated by oral nonsteroidal antiinflammatory agents
* Allergy, to diclofenac or any nonsteroidal antiinflammatory agents
* Rash or open lesions at the site on the breast where the topical agent would be applied
* Incomplete or abnormal healing (surgical scar-related pain)
* History of gastrointestinal ulceration, renal dysfunction (creatinine \> 1.5), hepatic disease (known liver disease or aspartate aminotransferase (AST) twice normal levels), congestive heart failure and uncontrolled hypertension (blood pressure \> 140/90)
Minimum Eligible Age

18 Years

Eligible Sex

FEMALE

Accepts Healthy Volunteers

No

Sponsors

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Mayo Clinic

OTHER

Sponsor Role lead

Responsible Party

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Division of General Internal Medicine, Mayo Clinic, Rochester Minnesota

Principal Investigators

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Robin L. Smith, M.D.

Role: PRINCIPAL_INVESTIGATOR

Mayo Clinic

Locations

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Mayo Clinic

Rochester, Minnesota, United States

Site Status

Countries

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United States

Other Identifiers

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92-05

Identifier Type: -

Identifier Source: org_study_id