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Vaginal Estradiol Tablets (Vagifem®) and Endometrial Cancer Risk in the Treatment of Postmenopausal Vaginal Atrophy

Vaginal Estradiol Tablets (Vagifem®) and Endometrial Cancer Risk in the Treatment of Postmenopausal Vaginal Atrophy: A Register-based Cohort Study in Postmenopausal Women

Status
Completed
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT05243823
Enrollment
500000
Registered
2022-02-17
Start date
2022-01-15
Completion date
2022-07-31
Last updated
2022-12-23

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

Conditions

Postmenopausal Vaginal Atrophy

Brief summary

The study will include data from a nationwide Danish cohort of postmenopausal women and the United States of America (US) cohort of postmenopausal women. The Danish nationwide cohort will be established through linkage of Danish national patient registries. The US cohort will be established based on data from US claims database, Truven. The aim of this study is to evaluate whether exposure to Vagifem® increases the rate of endometrial cancer in postmenopausal women.

Interventions

DRUGVagifem®

According to local clinical practice - independent of inclusion in this study

DRUGNon-Vagifem® LDVE, Estradiol

According to local clinical practice - independent of inclusion in this study

Sponsors

Novo Nordisk A/S
Lead SponsorINDUSTRY

Study design

Observational model
COHORT
Time perspective
RETROSPECTIVE

Eligibility

Sex/Gender
FEMALE
Age
50 Years to 75 Years

Inclusion criteria

1. Female 2. Age 50-75 years at entry

Exclusion criteria

1. Endometrial cancer prior to entry 2. Any use of vaginal estrogen products prior to entry 3. Hysterectomy prior to entry

Design outcomes

Primary

MeasureTime frameDescription
First time occurrence of endometrial cancer (yes/no) during time in cohort from entry (start of treatment) to exit (end of study period, occurrence of any other cancer (except non-melanoma skin cancer), date of emigration or date of death)From entry (day 0) to exit (upto 19 years)Yes/no

Countries

Denmark

Outcome results

None listed

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