About this trial
This is a prospective, single-center, two-arm Phase 1 safety and feasibility trial evaluating anti-estrogen therapy in men age 50 years and older with symptomatic unilateral inguinal hernias. Participants will be randomized to receive Fulvestrant 250 mg intramuscularly or anastrozole 1 mg orally for 6 months. The study will evaluate safety, tolerability, feasibility, hormone changes, hernia size, patient-reported outcomes, bone density, and imaging-based hernia classification.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Male sex
Age ≥ 50 years at time of enrollment
Symptomatic unilateral inguinal hernia confirmed on physical examination
Hernia visible / confirmed on groin ultrasound
Disqualifiers
Scrotal hernia (any)
Bilateral inguinal hernia
Recurrent inguinal hernia (prior repair at same site)
Clinically significant renal dysfunction judged by investigator to increase study risk
Trial design
Parallel
Treatments tested in this trial
Fulvestrant
DrugParticipants will receive fulvestrant 250 mg intramuscularly on Days 1 and 29, then monthly for 6 months.
Anastrozole (ARIMIDEX™)
DrugParticipants will receive anastrozole 1 mg orally once daily for 6 months.
Treatment groups
Trial outcomes
Primary outcomes
Composite Safety Event Rate
Proportion of participants experiencing a composite safety event, defined as hernia-related complications including incarceration, strangulation, or emergent surgery; drug-related toxicity Grade 2 or higher by CTCAE v5.0; or procedure/treatment-related events Clavien-Dindo Grade III or higher.
Secondary outcomes
Serum Estradiol Level
Change in Serum Estradiol Level
Serum Testosterone Level
Change in Serum Testosterone Level
Serum LH Level
Change in Serum LH Level
Serum FSH Level
Change in Serum FSH Level
Sponsors and contacts
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