Status:

UNKNOWN

Kronos Early Estrogen Prevention Study (KEEPS)

Lead Sponsor:

Kronos Longevity Research Institute

Collaborating Sponsors:

Albert Einstein College of Medicine

Brigham and Women's Hospital

Conditions:

Menopause

Arteriosclerosis

Eligibility:

FEMALE

42-58 years

Phase:

PHASE4

Brief Summary

The study will examine the effects of estrogen and progesterone on the development of atherosclerosis in menopausal women when hormone treatment is initiated within 3 years of the menopausal transitio...

Detailed Description

The KEEPS is designed to explore the hypothesis that early initiation of hormone therapy, in women who are at the inception of their menopause, will decrease the rate of accumulation of atheroscleroti...

Eligibility Criteria

Inclusion

  • menses absent for at least 6 months and no more than 36 months
  • good general health
  • plasma FSH level greater than or equal to 35 mIU/ml
  • estradiol levels \< 40 pg/ml
  • normal mammogram within 1 year of randomization

Exclusion

  • use of hormone replacement or supplement within 3 months of randomization
  • endometrial thickness \>5 mm by vaginal ultrasound
  • in utero exposure to diethylstilbestrol (DES)
  • current smoking \> 10 cigarettes/day
  • obesity-body mass index \> 35
  • history of clinical cardiovascular disease
  • history of cerebrovascular disease
  • history of thromboembolic disease
  • coronary calcium score ≥ 50 units
  • dyslipidemia-LDL cholesterol \>190 mg/dl
  • hypertriglyceridemia-triglycerides \>400 mg/dl
  • lipid lowering medication (statin, fibrate,or \> 500 mg/day of niacin)
  • nut allergy (Prometrium includes peanut oil)
  • uncontrolled hypertension-systolic BP \>150 and/or diastolic BP \> 95
  • hysterectomy
  • history of, or prevalent, chronic diseases including any cancer (other than basal cell skin cancers), renal failure, cirrhosis, diabetes mellitus, and endocrinopathies other than adequately treated thyroid disease
  • known HIV infection and/or medications for HIV infection
  • results of any safety laboratory test chemistries, (TSH, CBC, U/A) more than 20% abnormal

Key Trial Info

Start Date :

September 1 2005

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

July 1 2012

Estimated Enrollment :

728 Patients enrolled

Trial Details

Trial ID

NCT00154180

Start Date

September 1 2005

End Date

July 1 2012

Last Update

September 14 2009

Active Locations (9)

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Page 1 of 3 (9 locations)

1

Kronos Longevity Research Institute

Phoenix, Arizona, United States, 85016-3452

2

University of California, San Francisco

San Francisco, California, United States, 94115

3

Yale University Medical Center

New Haven, Connecticut, United States, 06519

4

Brigham and Women's Hospital

Boston, Massachusetts, United States, 02215