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Updated May 2026 · ClinicalTrials.gov

RECRUITINGPhase 2INTERVENTIONAL

COMPASS - COpenhagen MenoPAuSe Study

Copenhagen Menopause Study (COMPASS): A Randomized Clinical Trial

COMPASS - COpenhagen MenoPAuSe Study (NCT07254429) is a Phase 2 interventional studying Menopausal Osteoporosis and Bone Markers, sponsored by Martin Blomberg Jensen. RECRUITING as of the most recent ClinicalTrials.gov update. Talk to your doctor before contacting the trial site.

Important: This information is not medical advice. Talk to your doctor about whether a clinical trial is right for you.

About This Trial

During menopause, estrogen levels drop while the level of another hormone - LH (luteinizing hormone) substantially increases. This hormonal shift is linked to bone Loss and other complications. Estrogen therapy can help, but some women avoid it due to the increased risk of blood clots and cancer. This project will investigate whether blocking LH could offer a safe alternative to alleviate symptoms and complications of menopause since it is known from previous research that high LH levels contribute to both bone deterioration and metabolic issues. The goal is to explore new treatment options that can improve health and quality of life for women both during and after menopause. This randomized clinical trial is a single center, sponsor-investigator-initiated single-blinded 8 weeks clinical trial with four parallel groups comparing the effect of an gonadotropin releasing hormone(GnRH)-analog with placebo, and with two additional arms given estrogen or testosterone on change on bone health in postmenopausal women with moderate-to-severe symptoms.

What Stage of Research Is This?

Phase 2 trials evaluate whether a treatment actually works against Menopausal Osteoporosis and continue monitoring side effects. Phase 2 enrolls larger groups (typically 100–300 patients) and produces the first real efficacy signal. A successful Phase 2 readout is what unlocks the much larger Phase 3 confirmatory trials needed for FDA approval.

This trial is currently recruiting participants. The sponsor has registered the study with ClinicalTrials.gov as actively enrolling, which means new applicants who meet the eligibility criteria can be considered for screening. Trial status can change between updates — confirm current recruiting status with the study contact before traveling for a screening visit.

Target enrollment of 192 participants puts this in the typical range for a Phase 2-style efficacy study or a moderate Phase 3 trial in a focused Menopausal Osteoporosis subpopulation. At this scale, the study has enough statistical power to detect a clear treatment effect but is not the largest cohort in the field.

Who May Be Eligible (Plain English)

Who May Qualify: - Women \>40 years and ≤65 at screening visit - A body mass index between 18-35 - Confirmed menopause - Method 1 - Spontaneous amenorrhea for ≥12 consecutive months - Negative urine hCG test - Method 2 - Spontaneous amenorrhea for ≥6 months - FSH \>30 mIU/L - Negative urine hCG test - Moderate to severe vasomotor symptoms (VMS) - Within the 7 days prior to randomization, participants must report ≥ 14 moderate to severe VMS per week Who Should NOT Join This Trial: - Current or previous hormone replacement therapy (HRT) - Vaginal estradiol/vaginal inserts (e.g. Vagifem®) can be used, but will have to be pause 2 weeks prior to randomization and throughout the study period - Menopausal Hormone Therapy (MHT) can be used by participants, but must be paused 6 weeks prior to inclusion. - Current or previous cancer diagnosis - Except for basal cell carcinoma - Known BRCA gene mutation - Current hyperthyroid disease - Osteoporosis - Major psychiatric diagnosis including ongoing medication e.g. selective serotonin re-uptake inhibitors (SSRIs) - Known prolonged QT or other known clinically significant abnormal ECG, including taking medication that can prolong QT interval (e.g. sotalol, dronedarone, amiodarone, methadone, and several antipsychotic drugs) - Previous myocardial infarction or heart failure - Previous thromboembolic event - The use of opioids, anticoagulating treatment or unwilling to pause fish oil/Omega-3 supplements 3 days prior visit 1 and 3 - Current alcohol or drug abuse - Hypertension treated with more than two drugs - Severe history of allergy, hypersensitivity, or intolerance to drugs - Moderate to severe liver and kidney disease (eGFR \<60 mL/min) - Diagnosed with type 1 or 2 diabetes - Chronic diseases requiring immunomodulatory treatments such as rheumatoid arthritis, inflammatory bowel disease, and vasculitis etc. - Known uterine fibroids, Endometriosis, Systemic lupus erythematosus (SLE), otosclerosis, severe migraine or sleep apnea ...See full criteria on ClinicalTrials.gov Always talk to your doctor about whether this trial is right for you.

These are translations of the protocol\'s inclusion and exclusion criteria, simplified for patients and caregivers. The original clinical text appears below. Eligibility is ultimately confirmed by the trial site\'s screening process — this summary is a starting point for a conversation with your doctor, not a final determination.

Original Eligibility Criteria

View original clinical language
Inclusion Criteria: * Women \>40 years and ≤65 at screening visit * A body mass index between 18-35 * Confirmed menopause * Method 1 * Spontaneous amenorrhea for ≥12 consecutive months * Negative urine hCG test * Method 2 * Spontaneous amenorrhea for ≥6 months * FSH \>30 mIU/L * Negative urine hCG test * Moderate to severe vasomotor symptoms (VMS) * Within the 7 days prior to randomization, participants must report ≥ 14 moderate to severe VMS per week Exclusion Criteria: * Current or previous hormone replacement therapy (HRT) * Vaginal estradiol/vaginal inserts (e.g. Vagifem®) can be used, but will have to be pause 2 weeks prior to randomization and throughout the study period * Menopausal Hormone Therapy (MHT) can be used by participants, but must be paused 6 weeks prior to inclusion. * Current or previous cancer diagnosis * Except for basal cell carcinoma * Known BRCA gene mutation * Current hyperthyroid disease * Osteoporosis * Major psychiatric diagnosis including ongoing medication e.g. selective serotonin re-uptake inhibitors (SSRIs) * Known prolonged QT or other known clinically significant abnormal ECG, including taking medication that can prolong QT interval (e.g. sotalol, dronedarone, amiodarone, methadone, and several antipsychotic drugs) * Previous myocardial infarction or heart failure * Previous thromboembolic event * The use of opioids, anticoagulating treatment or unwilling to pause fish oil/Omega-3 supplements 3 days prior visit 1 and 3 * Current alcohol or drug abuse * Hypertension treated with more than two drugs * Severe history of allergy, hypersensitivity, or intolerance to drugs * Moderate to severe liver and kidney disease (eGFR \<60 mL/min) * Diagnosed with type 1 or 2 diabetes * Chronic diseases requiring immunomodulatory treatments such as rheumatoid arthritis, inflammatory bowel disease, and vasculitis etc. * Known uterine fibroids, Endometriosis, Systemic lupus erythematosus (SLE), otosclerosis, severe migraine or sleep apnea * Known Epilepsy or previous seizures or convulsive disorder

Treatments Being Tested

DRUG

Triptorelin 11.25 mg

Pamorelin 11.25 mg intramuscular injection once

DRUG

Sodium Chloride 0.9%

Saline intramuscular injection once

DRUG

Estradiol (E2)

Estreva gel 1.5 mg daily

DRUG

Testosterone

Tostran gel 10 mg every other day

DRUG

Placebo gel

Placebo gel every day or every other day

Locations (1)

Trial sites listed on ClinicalTrials.gov for this study. Site activation status can vary — confirm with the specific site before traveling for a screening visit.

Division of Translational Endocrinology, Department of Endocrinology and Internal Medicine, Copenhagen University Hospital Herlev.
Herlev, Denmark

How to Talk to Your Doctor About This Trial

Bring the printable summary of this trial — including the NCT ID (NCT07254429), the sponsor (Martin Blomberg Jensen), and the key eligibility criteria — to your next appointment. Your doctor can review the inclusion and exclusion criteria against your medical history, lab values, and current treatments to assess whether you are likely to qualify. They can also help you weigh whether trial participation makes sense alongside your existing care plan.

Useful questions to walk through together: What does the trial protocol require beyond standard care? How long is the active treatment phase, and how long is follow-up? Are there study visits at sites I can reach? Who pays for the trial-specific procedures, and who pays for standard-of-care portions? See our 25 questions to ask about clinical trials guide for a more complete checklist.

Authoritative Sources

The official record for this trial lives on ClinicalTrials.gov — the federal registry maintained by the National Library of Medicine at NIH. For background on how this trial fits into the FDA approval pathway, see the FDA drug approval process. For oncology-specific guidance for patients considering trials, the National Cancer Institute publishes patient-oriented overviews. International trial registries are aggregated by the WHO ICTRP.

Frequently Asked Questions

What is the NCT07254429 clinical trial studying?

During menopause, estrogen levels drop while the level of another hormone - LH (luteinizing hormone) substantially increases. This hormonal shift is linked to bone Loss and other complications. Estrogen therapy can help, but some women avoid it due to the increased risk of blood clots and cancer. This project will investigate whether blocking LH could offer a safe alternative to alleviate symptoms and complications of menopause since it is known from previous research that high LH levels contribute to both bone deterioration and metabolic issues. The goal is to explore new treatment options th… The full protocol is registered on ClinicalTrials.gov and includes the primary outcome measures, eligibility criteria, and study endpoints.

Who can participate in NCT07254429?

Eligibility for this trial depends on the specific inclusion and exclusion criteria set by the sponsor. The plain-English summary above translates the most important criteria into accessible language; the official clinical text is preserved in the collapsible section underneath. Whether you fit any specific trial is a medical decision your doctor needs to confirm — bring the trial information to your treating physician for a full review against your medical history.

How do I contact the trial site for NCT07254429?

Contact information registered with ClinicalTrials.gov is shown in the sidebar of this page. Before reaching out, confirm with your treating physician that this trial is appropriate for your situation. The trial site will then walk you through the screening process to determine final eligibility.

Is participating in a clinical trial safe?

Clinical trials in the United States are regulated by the FDA and overseen by Institutional Review Boards (IRBs) that review the protocol for safety. Risk varies by trial — Phase 1 studies test new treatments in humans for the first time, while Phase 3 trials use treatments that have already passed earlier safety screening. The informed consent document for any specific trial details the known risks and what to expect. Discuss those risks with your physician before deciding whether to participate.

Where can I verify the data on this page?

Every detail on this page comes directly from the ClinicalTrials.gov API. Click "View on ClinicalTrials.gov" in the sidebar to see the official, unmodified record. The federal record is always authoritative; this page is a structured presentation with a plain-English eligibility translation. For background on how clinical trials are regulated, see the FDA drug approval process documentation.

How This Page Is Built

Every field on this page is pulled directly from the ClinicalTrials.gov API v2 — no estimates, no proxies. The plain-English eligibility translation is generated from the original protocol text and reviewed for fidelity to the underlying clinical criteria. The original clinical text remains visible in the collapsible section above so users and clinicians can verify the translation. Read the full methodology for the data pipeline and known limitations.

Source: ClinicalTrials.gov API v2 record for NCT07254429. Maintained by the National Library of Medicine at NIH. Public domain. Cite as: "TrialFinderData. NCT07254429. Data: ClinicalTrials.gov."

Medical disclaimer: This page is informational, not medical advice. Talk to your doctor about whether a clinical trial is right for you.

Last updated 2026-05-08 · Data from ClinicalTrials.gov.