Clinical trial • Phase IV • Endocrinology|Other

TRIPTORELIN for Menopause

Phase IV trial of TRIPTORELIN for Menopause.

Overview

Trial Therapeutic Area
Endocrinology|Other
Trial Disease
Menopause
Trial Stage
Phase IV
Drug Modality
Peptide/protein/enzyme|Small molecule

Key dates

Initial CTIS Submission Date
02-06-2025
First CTIS Authorization Date
20-08-2025

Trial design

Randomised, four parallel groups: pamorelin (triptorelin) prolonged-release injection (product listed as 11.25 mg, intramuscular use; marketing authorisation present), estreva® 0.1% gel (estradiol hemihydrate, transdermal gel; max daily dose 1.5 mg), tostran 20 mg/g transdermal gel (testosterone; max daily dose 10 mg), and placebo gels/solutions (placebo gel manufactured by the capital region's pharmacy; sodium chloride 9 mg/ml listed as parenteral placebo). exact dosing schedules beyond product labelling are not specified in the submission.-controlled Phase IV trial across 1 site in Denmark.

Randomised
Yes
Comparator
Four parallel groups: Pamorelin (triptorelin) prolonged-release injection (product listed as 11.25 mg, intramuscular use; marketing authorisation present), ESTREVA® 0.1% Gel (estradiol hemihydrate, transdermal gel; max daily dose 1.5 mg), Tostran 20 mg/g transdermal gel (testosterone; max daily dose 10 mg), and placebo gels/solutions (placebo gel manufactured by The Capital Region's pharmacy; sodium chloride 9 mg/ml listed as parenteral placebo). Exact dosing schedules beyond product labelling are not specified in the submission.
Target Sample Size
200
Trial Duration For Participant
56

Eligibility

Recruits 200 No vulnerable populations selected; trial enrols adult postmenopausal women (Women >40 and ≤65). Informed consent materials are provided (subject information and informed consent form documents present: L1_ICF_2025-522558-37-00, L1b_ICF_2025-522558-37-00, L1_SIS_2025-522558-37-00 etc.). No assent or special vulnerable-consent procedures are indicated in the submission..

Pregnancy Exclusion
Negative urine hCG test
Vulnerable Population
No vulnerable populations selected; trial enrols adult postmenopausal women (Women >40 and ≤65). Informed consent materials are provided (subject information and informed consent form documents present: L1_ICF_2025-522558-37-00, L1b_ICF_2025-522558-37-00, L1_SIS_2025-522558-37-00 etc.). No assent or special vulnerable-consent procedures are indicated in the submission.

Inclusion criteria

  • {"criterion_text":"-Women >40 years and ≤65 at screening visit"}
  • {"criterion_text":"-A body mass index between 18-35"}
  • {"criterion_text":"-Confirmed menopause"}
  • {"criterion_text":"-Moderate to severe vasomotor symptoms (VMS)"}

Exclusion criteria

  • {"criterion_text":"-Negative urine hCG test"}
  • {"criterion_text":"-Previous thromboembolic event"}
  • {"criterion_text":"-The use of opioids, anticoagulating treatment or unwilling to pause fish oil/Omega-3 supplements 3 days prior visit 1 and 3"}
  • {"criterion_text":"-Current alcohol or drug abuse"}
  • {"criterion_text":"-Hypertension treated with more than one drug"}
  • {"criterion_text":"-Severe history of allergy, hypersensitivity, or intolerance to drugs"}
  • {"criterion_text":"-Moderate to severe liver and kidney disease"}
  • {"criterion_text":"-Diagnosed with type 1 or 2 diabetes"}
  • {"criterion_text":"-Chronic diseases requiring immunomodulatory treatments such as rheumatoid arthritis, inflammatory bowel disease, and vasculitis etc."}
  • {"criterion_text":"-Known uterine fibroids, Endometriosis, Systemic lupus erythematosus (SLE), otosclerosis, migraine or sleep apnea"}
  • {"criterion_text":"-Known Epilepsy or previous seizures or convulsive disorder"}
  • {"criterion_text":"-Current or previous hormone replacement therapy"}
  • {"criterion_text":"-Current or previous cancer diagnosis"}
  • {"criterion_text":"-Known BRCA gene mutation"}
  • {"criterion_text":"-Current or previous thyroid disease"}
  • {"criterion_text":"-Osteoporosis"}
  • {"criterion_text":"-Major psychiatric diagnosis including ongoing medication e.g. selective serotonin re-uptake inhibitors (SSRIs)"}
  • {"criterion_text":"-Known prolonged QT or other known clinically significant abnormal ECG, including taking medication that can prolong QT interval (eg. sotalol, dronedarone, amiodarone, methadone, and several antipsychotic drugs)"}
  • {"criterion_text":"-Previous myocardial infarction or heart failure"}

Endpoints

Primary endpoints

  • {"endpoint_text":"-Change in bone remodeling defined by change in bone markers from baseline to week 8","definition_or_measurement_approach":"Change in bone markers from baseline to week 8"}

Secondary endpoints

  • {"endpoint_text":"-Change in serum levels of Hypothalamic–Pituitary–Adrenal (HPA) axis, Hypothalamic-Pituitary-Gonadal (HPG) axis, and Hypothalamic–Pituitary–Thyroid (HPT) axis from baseline to week 8","definition_or_measurement_approach":"Change in specified serum hormone levels from baseline to week 8"}
  • {"endpoint_text":"-Change in quality of life evaluated with MENQOL-1 from baseline to week 8","definition_or_measurement_approach":"MENQOL-1 score change from baseline to week 8"}
  • {"endpoint_text":"-Change in sexual function evaluated with female sexual function index, and female sexual distress scale-revised from baseline to week 8","definition_or_measurement_approach":"Change in FSFI and FSDS-R scores from baseline to week 8"}
  • {"endpoint_text":"-Change in depressive symptoms evaluated by MDI and CES-D from baseline to week 8","definition_or_measurement_approach":"Change in MDI and CES-D scores from baseline to week 8"}
  • {"endpoint_text":"-Change in anxiety symptoms evaluated by GAD-7 from baseline to week 8","definition_or_measurement_approach":"Change in GAD-7 scores from baseline to week 8"}
  • {"endpoint_text":"-Change in The Mean Patient-reported Outcomes Measurement Information System Sleep Disturbance - Short Form 8b (PROMIS SD SF 8b) from baseline to week 8","definition_or_measurement_approach":"Change in PROMIS SD SF 8b score from baseline to week 8"}
  • {"endpoint_text":"-Change in thyroid hormones from baseline to week 4 and 8","definition_or_measurement_approach":"Change in thyroid hormone levels at week 4 and week 8 compared with baseline"}
  • {"endpoint_text":"-Change in urine minerals (calcium, creatinine, phosphate, magnesium, sodium) from baseline to weeks 4 and 8","definition_or_measurement_approach":"Change in listed urine mineral measurements at weeks 4 and 8 from baseline"}
  • {"endpoint_text":"-Change in mineral homeostasis (serum ionized calcium, calcium, albumin, PTH, phosphate, albumin, vitamin D metabolites) from baseline to week 4 and 8","definition_or_measurement_approach":"Change in specified serum mineral/homeostasis markers at weeks 4 and 8 from baseline"}
  • {"endpoint_text":"-Change in serum hCG from baseline to week 4 and 8","definition_or_measurement_approach":"Change in serum hCG measured at weeks 4 and 8 vs baseline"}
  • {"endpoint_text":"-Change in thyroid hormone conversion (DIO2 activity) in fat cells determined by their conversion of T4 to T3 from baseline to week 8","definition_or_measurement_approach":"Change in DIO2 activity in fat cell assays comparing baseline and week 8"}
  • {"endpoint_text":"-Change in adrenal hormones from baseline to week 4 and 8","definition_or_measurement_approach":"Change in adrenal hormone levels at weeks 4 and 8 vs baseline"}
  • {"endpoint_text":"-Change in the mean frequency of moderate to severe VMS from Baseline to week 8","definition_or_measurement_approach":"Change in mean frequency of moderate-to-severe vasomotor symptoms from baseline to week 8"}
  • {"endpoint_text":"-Change in the mean frequency of moderate to severe VMS from Baseline to week 4","definition_or_measurement_approach":"Change in mean frequency of moderate-to-severe vasomotor symptoms from baseline to week 4"}
  • {"endpoint_text":"-Change in the mean severity-score from Baseline to week 8","definition_or_measurement_approach":"Change in mean severity score of VMS from baseline to week 8"}
  • {"endpoint_text":"-Change in the mean severity-score from Baseline to week 4","definition_or_measurement_approach":"Change in mean severity score of VMS from baseline to week 4"}
  • {"endpoint_text":"-Change in VMS measured using the questionnaire ‘GCS’ from baseline to week 8","definition_or_measurement_approach":"Change in GCS questionnaire results from baseline to week 8"}
  • {"endpoint_text":"-Change in serum LH and FSH from baseline to weeks 4 and 8","definition_or_measurement_approach":"Change in LH and FSH levels at weeks 4 and 8 vs baseline"}
  • {"endpoint_text":"-Change in serum estradiol and SHGB from baseline to week 4 and 8","definition_or_measurement_approach":"Change in serum estradiol and SHBG at weeks 4 and 8 compared with baseline"}
  • {"endpoint_text":"-Change in fasting insulin from baseline to week 8","definition_or_measurement_approach":"Change in fasting insulin measured at week 8 vs baseline"}
  • {"endpoint_text":"-Change in HbA1C and HOMA-IR from baseline to week 8","definition_or_measurement_approach":"Change in HbA1C and HOMA-IR from baseline to week 8"}
  • {"endpoint_text":"-Change in total cholesterol, cholesterol (total, HDL, LDL), and triglycerides from baseline to week 4 and 8","definition_or_measurement_approach":"Change in lipid panel components at weeks 4 and 8 vs baseline"}
  • {"endpoint_text":"-Change in RANKL from baseline to weeks 4 and 8","definition_or_measurement_approach":"Change in serum RANKL at weeks 4 and 8 compared with baseline"}
  • {"endpoint_text":"-Change in kidney function (serum creatinine, sodium, potassium, urea) from baseline to week 4 and 8","definition_or_measurement_approach":"Change in listed kidney function tests at weeks 4 and 8 vs baseline"}
  • {"endpoint_text":"-Change in hepatic enzymes (ALAT, ASAT, GGT, alkaline phosphatase) from baseline to week 4 and 8","definition_or_measurement_approach":"Change in hepatic enzyme values at weeks 4 and 8 vs baseline"}
  • {"endpoint_text":"-Change in QTc using electrocardiogram (ECG) at baseline to week 8","definition_or_measurement_approach":"Change in QTc interval measured by ECG from baseline to week 8"}
  • {"endpoint_text":"-Change in weight at baseline to week 8","definition_or_measurement_approach":"Change in body weight measured at week 8 vs baseline"}
  • {"endpoint_text":"-Change in RNA expression (RNAseq) in abdominal fat (abdominal fat biopsies) from baseline to week 8 and following in vitro stimulation with hormones and treatments such as LH/hCG","definition_or_measurement_approach":"RNAseq changes in abdominal fat biopsies at week 8 and after in vitro stimulation compared with baseline"}
  • {"endpoint_text":"-Change in Cerebral Spinal Fluid (CSF) hormone, mineral or neuropeptide levels between all 4 treatment arms at week 8","definition_or_measurement_approach":"Change in CSF biomarkers at week 8 between treatment arms"}
  • {"endpoint_text":"-Change in frequency and type of reported adverse events between baseline and week 4 and 8","definition_or_measurement_approach":"Frequency and type of reported adverse events collected and compared between baseline, week 4 and week 8"}

Recruitment

Digital Remote Recruitment
Yes
Planned Sample Size
200
Recruitment Window Months
33
Consent Approach
Written informed consent obtained from each participant (adult participants themselves). Subject information and informed consent form documents are provided (e.g. L1_ICF_2025-522558-37-00, L1b_ICF_2025-522558-37-00, L1_SIS_2025-522558-37-00). Materials and patient-reported outcome instruments include Danish-language versions (e.g. CES-D_Danish, GAD-7_Danish, PROMIS_danish, MENOQL_danish), indicating consent materials are available in Danish. No assent process is required or indicated.

Methods

  • K1_Recruitment arrangements (document present) — target audience: postmenopausal women; country: Denmark
  • K2_Recruitment material_SoMe (document present) — social media recruitment materials for outreach
  • K2_Recruitment material_Poster (document present) — printed poster materials for recruitment
  • K2_Recruitment material_Pamphlet (document present) — pamphlet/information leaflet for potential participants

Geography

Total Number Of Sites
1
Total Number Of Participants
200

Denmark

Earliest CTIS Part Ii Submission Date
29-07-2025
Latest Decision Or Authorization Date
27-02-2026
Processing Time Days
213
Number Of Sites
1
Number Of Participants
200

Sites

Site Name
Region Hovedstaden (Herlev)
Department Name
Endocrinology and Internal Medicine, Division of Translational Endocrinology
Principal Investigator Name
Nadia Nicholine Poulsen
Principal Investigator Email
nadia.nicholine.poulsen.02@regionh.dk
Contact Person Name
Nadia Nicholine Poulsen
Number Of Participants
200

Sponsor

Primary sponsor

Full Name
Region Hovedstaden
Organisation Type
Hospital/Clinic/Other health care facility
Country Of Registered Address
Denmark

Third parties

  • {"country":"Denmark","full_name":"Region Hovedstaden (Nordre Fasanvej 57, Frederiksberg)","duties_or_roles":"1","organisation_type":"Hospital/Clinic/Other health care facility"}

Investigational products

Investigational Product Name
Pamorelin, depotinjektionsvæske, pulver og solvens til suspension, 11,25 mg
Active Substance
TRIPTORELIN
Modality
Peptide/protein/enzyme
Routes Of Administration
INTRAMUSCULAR USE
Route
Intramuscular
Authorisation Status
Marketing authorisation present (marketingAuthNumber: 36798, euMpNumber: PRD12330302)
Starting Dose
11.25 mg
Maximum Dose
22.5 mg
Investigational Product Name
ESTREVA® 0,1 % Gel
Active Substance
ESTRADIOL HEMIHYDRATE
Modality
Small molecule
Routes Of Administration
TRANSDERMAL USE
Route
Transdermal
Authorisation Status
Marketing authorisation present (marketingAuthNumber: 43905.00.00, euMpNumber: PRD7063189)
Maximum Dose
1.5 mg (max daily dose amount listed)
Investigational Product Name
Tostran, 20 mg/g transdermal gel.
Active Substance
TESTOSTERONE
Modality
Small molecule
Routes Of Administration
TRANSDERMAL USE
Route
Transdermal
Authorisation Status
Marketing authorisation present (marketingAuthNumber: 38808, euMpNumber: PRD11246927)
Maximum Dose
10 mg (max daily dose amount listed)

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