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Search / Trial NCT01439945

Magnesium Oxide in Treating Postmenopausal Women With Hot Flashes and a History of Breast Cancer

Launched by ALLIANCE FOR CLINICAL TRIALS IN ONCOLOGY · Sep 22, 2011

Trial Information

Current as of June 10, 2025

Completed

Keywords

Hot Flashes Cancer Survivor Breast Cancer

ClinConnect Summary

OBJECTIVES:

Primary

* Evaluate the efficacy of magnesium oxide on hot flashes in women with a history of breast cancer.

Secondary

* Evaluate the side-effect profile of magnesium oxide in this study population.
* Evaluate the effect of magnesium oxide on the secondary outcomes hot flash frequencies, hot flash severities, toxicities (including diarrhea), and hot flash-related daily interference on activities.
* Evaluate the effect of magnesium oxide on the change of magnesium level (for the first 150 patients).

OUTLINE: This is a multicenter study. Patients are stratified according to ag...

Gender

FEMALE

Eligibility criteria

  • DISEASE CHARACTERISTICS:
  • Women with a history of breast cancer (currently without malignant disease)
  • Bothersome hot flashes (defined by their occurrence ≥ 28 times per week and of sufficient severity to make the patient desire therapeutic intervention)
  • Presence of hot flashes for ≥ 30 days prior to study registration
  • Willingness to provide the biologic specimens as required by the protocol
  • Hormone receptor status not specified
  • PATIENT CHARACTERISTICS:
  • Women who are postmenopausal as defined by absence of a period in the past 12 months or bilateral oophorectomy
  • Women with at least one ovary but without a uterus should be deemed postmenopausal by either age over 55 or a combination of estrogen within a postmenopausal range (per local lab) and FSH over 40 mIU/mL
  • No women of childbearing potential or who are premenopausal
  • Creatinine clearance \> 30 mL/min
  • Ability to complete questionnaire(s) by themselves or with assistance
  • ECOG performance status 0 or 1
  • No history of allergic or other adverse reaction to magnesium
  • No diabetes
  • No patients with conditions that are implicated in decreased absorption of magnesium (e.g., Crohn disease, ETOH abuse)
  • No patients who have diarrhea where magnesium might make it worse (per provider discretion)
  • PRIOR CONCURRENT THERAPY:
  • * None of the following current (≤ 28 days prior to registration) or planned therapies (tamoxifen, raloxifene, or aromatase inhibitors are allowed, but the patient must have been on a constant dose for ≥ 28 days and must not be expected to stop the medication during the study period):
  • Antineoplastic chemotherapy (trastuzumab or lapatinib are allowed)
  • Androgens
  • Estrogens (any delivery route)
  • Progestational agents
  • No prior use of magnesium for hot flashes
  • No current or planned use of gabapentin (for any reasons) or antidepressants (for any reasons) or other agents for treating hot flashes (except stable dose of vitamin E is allowed as long as it was started \> 30 days prior to study registration and are to be continued through the study period; soy is allowed, if it is planned to be continued at the same dose during the study period)
  • No current use of magnesium for any indication (except one standard multiple vitamin dose is allowed per day)
  • Not taking diuretics, corticosteroids, bile acid sequestrants, and other prescription and over-the-counter medications that may affect magnesium levels
  • No current (≤ 7 days prior to registration) or planned use of other non-drug therapies for managing hot flashes, such as acupuncture or yoga (use of these therapies for other reasons is allowed)

About Alliance For Clinical Trials In Oncology

The Alliance for Clinical Trials in Oncology is a prominent cooperative group dedicated to conducting high-quality, innovative clinical research aimed at improving cancer treatment and patient outcomes. Comprising a diverse network of institutions and investigators, the Alliance focuses on developing and implementing clinical trials that evaluate new therapies, treatment combinations, and prevention strategies across various cancer types. By fostering collaboration among oncologists, researchers, and healthcare professionals, the Alliance aims to accelerate the translation of scientific discoveries into effective clinical practices, ultimately enhancing the standard of care for cancer patients.

Locations

Jacksonville, Florida, United States

Rochester, Minnesota, United States

Spartanburg, South Carolina, United States

Flint, Michigan, United States

Urbana, Illinois, United States

Saint Louis Park, Minnesota, United States

Aurora, Colorado, United States

Boulder, Colorado, United States

Colorado Springs, Colorado, United States

Denver, Colorado, United States

Denver, Colorado, United States

Denver, Colorado, United States

Denver, Colorado, United States

Englewood, Colorado, United States

Lone Tree, Colorado, United States

Pueblo, Colorado, United States

Michigan City, Indiana, United States

Cedar Rapids, Iowa, United States

Sioux City, Iowa, United States

Sioux City, Iowa, United States

Ann Arbor, Michigan, United States

Ann Arbor, Michigan, United States

Dearborn, Michigan, United States

Flint, Michigan, United States

Grosse Pointe Woods, Michigan, United States

Lansing, Michigan, United States

Warren, Michigan, United States

Bemidji, Minnesota, United States

Burnsville, Minnesota, United States

Coon Rapids, Minnesota, United States

Edina, Minnesota, United States

Fridley, Minnesota, United States

Hutchinson, Minnesota, United States

Maplewood, Minnesota, United States

Minneapolis, Minnesota, United States

Minneapolis, Minnesota, United States

Shakopee, Minnesota, United States

St. Paul, Minnesota, United States

Waconia, Minnesota, United States

Tulsa, Oklahoma, United States

State College, Pennsylvania, United States

Wilkes Barre, Pennsylvania, United States

Sioux Falls, South Dakota, United States

Marshfield, Wisconsin, United States

Rice Lake, Wisconsin, United States

Peoria, Illinois, United States

South Bend, Indiana, United States

Billings, Montana, United States

South Bend, Indiana, United States

Grand Rapids, Michigan, United States

Omaha, Nebraska, United States

Honolulu, Hawaii, United States

Seattle, Washington, United States

Toledo, Ohio, United States

Des Moines, Iowa, United States

Saint Paul, Minnesota, United States

Wichita, Kansas, United States

Toledo, Ohio, United States

Toledo, Ohio, United States

Huntington, West Virginia, United States

Green Bay, Wisconsin, United States

Ottumwa, Iowa, United States

Escanaba, Michigan, United States

Iron Mountain, Michigan, United States

Columbus, Ohio, United States

Green Bay, Wisconsin, United States

Green Bay, Wisconsin, United States

Green Bay, Wisconsin, United States

Marinette, Wisconsin, United States

Oconto Falls, Wisconsin, United States

Sturgeon Bay, Wisconsin, United States

Greeley, Colorado, United States

Loveland, Colorado, United States

Wichita, Kansas, United States

Battle Creek, Michigan, United States

Traverse City, Michigan, United States

Helena, Montana, United States

Kalispell, Montana, United States

Columbus, Ohio, United States

Delaware, Ohio, United States

Lancaster, Ohio, United States

Marietta, Ohio, United States

Newark, Ohio, United States

Springfield, Ohio, United States

Zanesville, Ohio, United States

Danville, Pennsylvania, United States

Richmond, Virginia, United States

Hartford, Connecticut, United States

Elkhart, Indiana, United States

Kokomo, Indiana, United States

Springfield, Missouri, United States

Springfield, Missouri, United States

Columbus, Ohio, United States

Columbus, Ohio, United States

Allentown, Pennsylvania, United States

Fort Collins, Colorado, United States

Fort Collins, Colorado, United States

Honolulu, Hawaii, United States

Boise, Idaho, United States

Bloomington, Illinois, United States

Eureka, Illinois, United States

Moline, Illinois, United States

Normal, Illinois, United States

Normal, Illinois, United States

Ottawa, Illinois, United States

Ottawa, Illinois, United States

Pekin, Illinois, United States

Peoria, Illinois, United States

Peoria, Illinois, United States

Peoria, Illinois, United States

Peoria, Illinois, United States

Peru, Illinois, United States

La Porte, Indiana, United States

Bettendorf, Iowa, United States

Cedar Rapids, Iowa, United States

Des Moines, Iowa, United States

Des Moines, Iowa, United States

Des Moines, Iowa, United States

Des Moines, Iowa, United States

Dodge City, Kansas, United States

Adrian, Michigan, United States

Monroe, Michigan, United States

Saint Cloud, Minnesota, United States

Saint Cloud, Minnesota, United States

Missoula, Montana, United States

Missoula, Montana, United States

Omaha, Nebraska, United States

Omaha, Nebraska, United States

Bowling Green, Ohio, United States

Chillicothe, Ohio, United States

Dayton, Ohio, United States

Dayton, Ohio, United States

Dayton, Ohio, United States

Dayton, Ohio, United States

Findlay, Ohio, United States

Kettering, Ohio, United States

Lima, Ohio, United States

Maumee, Ohio, United States

Oregon, Ohio, United States

Oregon, Ohio, United States

Tiffin, Ohio, United States

Toledo, Ohio, United States

Troy, Ohio, United States

Wauseon, Ohio, United States

Xenia, Ohio, United States

Greenville, South Carolina, United States

Manitowoc, Wisconsin, United States

Fairbanks, Alaska, United States

Wheat Ridge, Colorado, United States

Des Moines, Iowa, United States

Mason City, Iowa, United States

Lincoln, Nebraska, United States

Rapid City, South Dakota, United States

Denver, Colorado, United States

Longmont, Colorado, United States

Daytona Beach, Florida, United States

Augusta, Georgia, United States

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Elkhart, Indiana, United States

Elkhart, Indiana, United States

Mishawaka, Indiana, United States

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Plymouth, Indiana, United States

Richmond, Indiana, United States

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Parsons, Kansas, United States

Pratt, Kansas, United States

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Monroe, Michigan, United States

Pontiac, Michigan, United States

Port Huron, Michigan, United States

Saginaw, Michigan, United States

Saint Joseph, Michigan, United States

Saint Joseph, Michigan, United States

Saint Louis Park, Minnesota, United States

Willmar, Minnesota, United States

Saint Louis, Missouri, United States

Billings, Montana, United States

Bozeman, Montana, United States

Butte, Montana, United States

Omaha, Nebraska, United States

Columbus, Ohio, United States

Dayton, Ohio, United States

Elyria, Ohio, United States

Elyria, Ohio, United States

Franklin, Ohio, United States

Greenville, Ohio, United States

Maumee, Ohio, United States

Mount Vernon, Ohio, United States

Sylvania, Ohio, United States

Toledo, Ohio, United States

Westerville, Ohio, United States

Hazleton, Pennsylvania, United States

Fredericksburg, Virginia, United States

Bellingham, Washington, United States

Eau Claire, Wisconsin, United States

Minocqua, Wisconsin, United States

Rhinelander, Wisconsin, United States

Stevens Point, Wisconsin, United States

Wausau, Wisconsin, United States

Weston, Wisconsin, United States

Wisconsin Rapids, Wisconsin, United States

Bismarck, North Dakota, United States

Honolulu, Hawaii, United States

Rutherfordton, North Carolina, United States

Spartanburg, South Carolina, United States

Grand Rapids, Michigan, United States

Seattle, Washington, United States

Galesburg, Illinois, United States

Grand Rapids, Michigan, United States

Billings, Montana, United States

Scottsdale, Arizona, United States

Honolulu, Hawaii, United States

Honolulu, Hawaii, United States

Honolulu, Hawaii, United States

Honolulu, Hawaii, United States

Bloomington, Illinois, United States

Canton, Illinois, United States

Carthage, Illinois, United States

Eureka, Illinois, United States

Havana, Illinois, United States

Kewanee, Illinois, United States

Macomb, Illinois, United States

Moline, Illinois, United States

Monmouth, Illinois, United States

Monmouth, Illinois, United States

Pekin, Illinois, United States

Peru, Illinois, United States

Princeton, Illinois, United States

Anderson, South Carolina, United States

La Crosse, Wisconsin, United States

Aiea, Hawaii, United States

Bismarck, North Dakota, United States

Bismarck, North Dakota, United States

Albuquerque, New Mexico, United States

Mankato, Minnesota, United States

Wright Patterson Afb, Ohio, United States

Muskegon, Michigan, United States

Reed City, Michigan, United States

Cape Girardeau, Missouri, United States

Jefferson City, Missouri, United States

Stillwater, Minnesota, United States

Springfield, Missouri, United States

Westville, Indiana, United States

Kailua, Hawaii, United States

Lihue, Hawaii, United States

Sioux City, Iowa, United States

Liberal, Kansas, United States

Robbinsdale, Minnesota, United States

Billings, Montana, United States

Omaha, Nebraska, United States

Maplewood, Minnesota, United States

Woodbury, Minnesota, United States

Sheboygan, Wisconsin, United States

Portsmouth, Ohio, United States

Fargo, North Dakota, United States

Seattle, Washington, United States

Albuquerque, New Mexico, United States

Bolivar, Missouri, United States

Columbus, Ohio, United States

West Des Moines, Iowa, United States

Lancaster, South Carolina, United States

Rock Hill, South Carolina, United States

Great Falls, Montana, United States

Indianapolis, Indiana, United States

Honolulu, Hawaii, United States

Clive, Iowa, United States

Hendersonville, North Carolina, United States

Aiea, Hawaii, United States

Patients applied

0 patients applied

Trial Officials

Charles L. Loprinzi, MD

Principal Investigator

Mayo Clinic

Timeline

First submit

Trial launched

Trial updated

Estimated completion

Not reported

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