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Effect of Intravaginal Prasterone on Symptoms of Genitourinary Syndrome of Menopause (GSM) in Women in Menopause With Previous Breast Cancer

Effect of Intravaginal Prasterone on Genitourinary Syndrome in Women in Menopause With Previous Breast Cancer or Currently Under Treatment With Endocrine Therapy for Breast Cancer With Aromatase Inhibitor +/- LHRHa

Status
Not yet recruiting
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06611514
Acronym
PROPOSE
Enrollment
95
Registered
2024-09-25
Start date
2024-12-01
Completion date
2027-01-01
Last updated
2024-11-19

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Women With Breast Cancer

Keywords

genitourinary syndrome, prasterone, breast cancer

Brief summary

The goal of this interventional study is to evaluate the effect of Intravaginal Prasterone for the treatment of moderate to severe symptoms of genitourinary syndrome (GSM) due to natural, surgical or treatment-induced menopause and the effect on the quality of life, including sexual function and mood well-being, in women with Breast Cancer. A sample size of 95 patients will be needed to show that the proportion of women showing symptom improvement is greater than 50%. Subjects will be followed up at four weeks and twelve weeks of treatment. One and three-month outcomes will be provided after the end of treatment. Comparison between menopausal women with previous breast cancer that have finished hormonal therapy or with ER negative breast cancer and women currently under endocrine therapy with AIs will be performed.

Interventions

Prasterone 6.5 mg vaginal tablets

Sponsors

European Institute of Oncology
Lead SponsorOTHER

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
FEMALE
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Histologically confirmed breast cancer, completely excised * Natural or iatrogenic menopausal status * No evidence of distant metastasis * Self-identified moderate to severe symptoms of genitourinary syndrome * Normal kidney and liver function * Written Informed Consent signed and dated by patient * Negative Papanicolau (Pap) Smear Cytology Test within 1 year prior to enrollment

Exclusion criteria

* Vaginal or uterine bleeding of unknown origin * Current diagnosis of any non-breast malignancy * Metastatic disease * Currently on chemiotherapy * Currently on treatment with tamoxifen * Mentally incompetent or evidence of active substance or alcohol abuse * Endometrial hyperplasia * Pregnancy or lactation * Currently use of other vaginal therapy for the same purpose (if present, they have to be stopped 15 days before baseline visit) * Clinically significant metabolic or endocrine disease not controlled by medication

Design outcomes

Primary

MeasureTime frameDescription
Establish subjective improvement in genitourinary symptomatology at intervals marked by the studyFrom enrollment to after 3 months after the end of treatmentTo establish the improvement in vulvovaginal and urinary symptoms, by subjective evaluation at baseline, at 12 weeks and after 1 and 3 months after the end of the treatment. Establish tissue trophism improvement through gynecological evaluation, the use of validated scales (Vaginal Health Index), and determination of the maturation index on vaginal spatula, measure serum estradiol during and after treatment
evaluation of vulvovaginal and urinary symptoms6 monthsevaluation of vaginal dryness, dyspareunia, pruritis, burning and dysuria with a 0 to 4 score (0: absence, 1: mild, 2: moderate, 3: severe, 4: very severe)
improvement in vaginal signs6 monthsTo establish the improvement in vaginal signs using the Vaginal Health Index Scale (VHI)
evaluation fo maturation index6 monthsTo assess the maturation index (as percentage of superficial, intermediate and parabasal cells) in the vaginal mucosa
grade of satisfaction6 monthsTo report the grade of satisfaction as measured by the Global Response Assessment at the end of the study

Countries

Italy

Contacts

Primary ContactSILVIA MARTELLA
silvia.martella@ieo.it0039 02 943742104

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026