Bioequivalence Study of 3 New Formulations of Premarin/MPA Compared With Premarin/MPA (Prempro)

This study has been completed.
Information provided by:
Wyeth is now a wholly owned subsidiary of Pfizer Identifier:
First received: May 10, 2007
Last updated: December 4, 2007
Last verified: December 2007
To evaluate three new investigational tablet formulations of the Food and Drug Administration (FDA) approved medication Prempro™, Premarin combined with medroxyprogesterone acetate (MPA).

Condition Intervention Phase
Drug: Premarin/MPA 0.45 mg/1.5 mg
Phase 1

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Crossover Assignment
Masking: Open Label
Primary Purpose: Treatment
Official Title: An Open-Label, Single-Dose, Randomized, 4-Period, Crossover, Bioequivalence Study of Three New Formulations of Premarin 0.45mg/Medroxyprogesterone Acetate (MPA) 1.5mg Compared With a Reference Formulation of Premarin/MPA (PremproTM) 0.45mg/1.5mg in Healthy Postmenopausal Women

Resource links provided by NLM:

Further study details as provided by Wyeth is now a wholly owned subsidiary of Pfizer:

Primary Outcome Measures:
  • Plasma concentration data and PK parameters of MPA and Premarin (esrone and equilin components)

Study Start Date: May 2007
Study Completion Date: August 2007

Ages Eligible for Study:   35 Years to 70 Years
Genders Eligible for Study:   Female
Accepts Healthy Volunteers:   Yes

Inclusion Criteria:

  • Healthy, postmenopausal women, aged 35 to 70 years
  • Spontaneous amenorrhea for at least 12 months (no FSH required) or spontaneous amenorrhea for at least 6 months (FSH level ≥38 mIU/mL); spontaneous amenorrhea must have begun by the age of 55
  • BMI in the range of 18 to 35 kg/m2

Exclusion Criteria:

  • History or presence of hypertension (>139 mm Hg systolic or >89 mm Hg diastolic)
  • History of drug allergy to conjugated estrogens (CE) or selective estrogen receptor modulators (SERMs)
  • Use of prescription or investigatioanl drugs within 30 days before test article administration
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Please refer to this study by its identifier: NCT00472927

United States, Florida
Miami, Florida, United States, 33126
Sponsors and Collaborators
Wyeth is now a wholly owned subsidiary of Pfizer
Study Director: Medical Monitor Wyeth is now a wholly owned subsidiary of Pfizer
  More Information Identifier: NCT00472927     History of Changes
Other Study ID Numbers: 0713E1-1142 
Study First Received: May 10, 2007
Last Updated: December 4, 2007
Health Authority: United States: Institutional Review Board

Additional relevant MeSH terms:
Estrogens, Conjugated (USP)
Medroxyprogesterone Acetate
Antineoplastic Agents
Antineoplastic Agents, Hormonal
Contraceptive Agents
Contraceptive Agents, Female
Contraceptive Agents, Male
Hormones, Hormone Substitutes, and Hormone Antagonists
Physiological Effects of Drugs
Reproductive Control Agents processed this record on May 24, 2016