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Enrolling by invitationPhase 4

Tests two medicines for heart vessel health in women with endometriosis

Tests simvastatin and bazedoxifene with estrogens in women with endometriosis.

Plain-language title generated from the registry record
Registry title: Endometriosis and Microvascular Dysfunction; Simvastatin and Duavee

Key facts

Where
New Haven, United StatesSee the site
Phase
Phase 4

Could this be for you?

Answer for yourself. This is not a decision: only the study team can say whether you can take part.

  • Are you between 18 and 45 years old?

Source: NCT05059626, who can take part

Where in United States

  • The John B. Pierce LaboratoryNew Haven, United StatesNo longer taking part

Questions to ask the study team

  1. How often do I need to come in, and for how long each time?
  2. Are travel costs paid?
  3. Can I keep my own doctor?
  4. What happens if I want to stop?
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Trial details

Who runs it
Penn State University
Trial code
NCT05059626
Record updated
27 July 2026
Original description
Purpose: To determine the effects of SERM and simvastatin interventions on endothelial dysfunction in women with endometriosis.Read full original descriptionShow less

Mechanisms and Interventions Addressing Accelerated Cardiovascular Disease Risk in Women With Endometriosis

Purpose: To determine the effects of SERM and simvastatin interventions on endothelial dysfunction in women with endometriosis.

Hypothesis: Treatment with the SERM (bazedoxifene + conjugated estrogen) or with simvastatin will decrease systemic inflammation and improve specific measures of cardiovascular function including endothelium-dependent vasodilation.

Inclusion: Women between the ages of 18 and 45 years with endometriosis (diagnosis by prior laparoscopy by subject's own physician <10 years prior, and reported by the subject to the researchers); Tylenol if the subject has acute pain is allowed; IUD contraceptive use (copper or levonogestrel) is allowed.

Exclusion: Taking pharmacotherapy that could alter peripheral vascular control (e.g. insulin sensitizing, cardiovascular medications); Taking illicit and/or recreational drugs; Rash, skin disease, disorders of pigmentation, known skin allergies; Diagnosed or suspected metabolic or cardiovascular disease; Known allergy to latex or investigative substances; Diabetes (HbA1C .6.5%); Persistent unexplained elevations of serum transaminases; Use of nicotine-containing products (e.g. smoking, chewing tobacco, etc.); BP>140/90; Pregnancy; Breastfeeding; Abnormal liver function.

ClinicalTrials.gov NCT05059626