NCT06173869

A Randomised Trial Comparing the Ovarian Response of a Starting Dose of Either 10 μg or 15 μg Follitropin Delta (FE 999049) to a Starting Dose of Either 150 IU or 225 IU Follitropin Alfa (GONAL-F) in Conventional Regimens in China

A Randomised, Controlled, Assessor-blind, Parallel Groups, Multicentre Trial Comparing the Ovarian Response of a Starting Dose of Either 10 μg or 15 μg Follitropin Delta (FE 999049) to a Starting Dose of Either 150 IU or 225 IU Follitropin Alfa (GONAL-F) in Conventional Regimens in Controlled Ovarian Stimulation in Women Undergoing an Assisted Reproductive Technology Programme in China

• Status: Completed
• Phase: Phase 3
• Study type: Interventional
• Enrollment: 301 (actual)
• Sponsor: Ferring Pharmaceuticals · Industry
• Sex: Female
• Age: 20 Years – 40 Years
• Healthy volunteers: Not accepted

Summary

This is a phase 3b clinical trial with follitropin delta (FE 999049) and Gonal-F. The trial is a randomised, controlled, assessor-blind, parallel groups, multicentre trial comparing the ovarian response of a starting dose of either 10mg or 15 mg follitropin delta to a starting dose of either 150 IU or 225 IU Gonal-F in a long GnRH agonist protocol in women undergoing an assisted reproductive technology programme in China.

Conditions

• Infertility, Female

Interventions

Type	Name	Description
DRUG	FE 999049	FE 999049 was administered as single daily subcutaneous injections at a starting dose of either 10 or 15 µg daily that was fixed for the first five stimulation days. Based on ovarian response, the dose could be increased or decreased by 5 µg, with dose adjustments implemented not more frequently than once every 2 days per investigator's judgement. The minimum daily dose was 5 µg, and the maximum daily dose was 20 µg. Participants could be treated for a maximum of 20 days.
DRUG	GONAL-F	GONAL-F was administered as single daily subcutaneous injections at a starting dose of either 150 or 225 IU daily that was fixed for the first five stimulation days. Based on ovarian response, the dose could be increased or decreased by 75 IU, with dose adjustments implemented not more frequently than once every 2 days per investigator's judgement. The minimum daily dose was 75 IU, and the maximum daily dose was 300 IU. Participants could be treated for a maximum of 20 days. Coasting was not allowed.

Timeline

• Start date: 2024-03-29
• Primary completion: 2025-05-31
• Completion: 2025-05-31
• First posted: 2023-12-18
• Last updated: 2026-02-12
• Results posted: 2026-02-12

Locations

11 sites across 1 country: China