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A randomized, double-blind, placebo-controlled clinical trial of the efficacy and safety of estradiol gel vs oral tablets in gender-confirming hormone therapy in transgender women

A randomized, double-blind, placebo-controlled clinical trial of the efficacy and safety of estradiol gel vs oral tablets in gender-confirming hormone therapy in transgender women

Status
Recruiting
Phases
Early Phase 1
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2200065378
Enrollment
Unknown
Registered
2022-11-03
Start date
2022-11-08
Completion date
Unknown
Last updated
2023-08-21

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

Conditions

transgender women

Interventions

Estradiol Oral Tablets:cyproterone acetate (25 mg initially, 12.5 mg maintenance after 8 weeks) + estradiol oral agent 3 mg + placebo gel
Estradiol Gel:cyproterone acetate (25 mg initially, 12.5 mg maintenance after 8 weeks) + estradiol gel 3 mg + placebo oral
Control group:Cyproterone acetate (25 mg initially, 12.5 mg maintenance after 8 weeks) + placebo gel + placebo oral.

Sponsors

The First Affiliated Hospital of Jinan University
Lead Sponsor

Eligibility

Sex/Gender
Male
Age
16 Years to 40 Years

Inclusion criteria

Inclusion criteria: (1) 16-40 years old (over 16 years old, under 18 years old need to sign at least one parent); (2) Transgender women who have been professionally evaluated and diagnosed by psychiatrists from tertiary hospitals; (3) I have a strong desire for hormone therapy; (4) Those who have not received sex hormone drugs or although they are treated with hormone drugs, but the breast glands have not developed, the drug has been discontinued for more than one month, and the sex hormone examination is at the physiological level of cisgender men; (5) Those who have not undergone gender reassignment surgery; (6) Have the ability to read and comprehend clearly and complete research questionnaires.

Exclusion criteria

Exclusion criteria: 1. Those with contraindications to the use of estrogens and cyproterone acetate; 2. Pre-pubertal or post-menopausal; 3. Those with a combination of major medical or surgical disease; 4. Those with a combination of severe psychosomatic illness/inability to care for themselves/incapacity; 5. Those with a history of deep vein thrombosis of the lower extremities, patients with malignancy and other chronic diseases; 6. Patients who are hesitant or uncooperative; 7. Patients who cannot be followed up as required; 8. Use of drugs that affect the metabolism of the study drug; 9. Having participated in other clinical trials within 3 months; 10. Those who have not undergone an assessment related to fertility effects; 11. Other circumstances that prevent the completion of the trial or follow-up, or that the investigator considers inappropriate (e.g., if further examination or diagnosis of the patient's condition is required to avoid harm to the patient).

Design outcomes

Primary

MeasureTime frame
Breast changes;

Secondary

MeasureTime frame
Body hair changes;Body fat percentage;Dimension;Sex hormones;Brain function;Genital changes;Gender Dysphoria;

Countries

China

Contacts

Public ContactLvfen Gao

The First Affiliated Hospital of Jinan University

Freshlucy07@126.com+86 137 5188 5472

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026