Study of Personalized Dosing of Follitropin Delta REKOVELLE and HP-hMG MENOPUR for Ovarian Stimulation
in Women Undergoing IVF Aged 18 to 40
Led by Clinique Ovo · Updated on 2025-07-31
200
Participants Needed
2
Research Sites
52 weeks
Total Duration
AI-Summary
What this Trial Is About
Researchers are evaluating a personalized ovarian stimulation regimen for women aged 18 to 40 undergoing in vitro fertilization IVF. This study aims to determine if adjusting the starting doses of follitropin delta REKOVELLE and highly purified human menopausal gonadotropin HP-hMG or MENOPUR based on age and body weight results in similar clinical outcomes as dosing based on anti-Mllerian hormone AMH and weight. This phase II interventional trial builds on previous studies showing benefits of combining these hormones for ovarian stimulation.
Participants will receive a combination therapy where REKOVELLE dosing is personalized according to age, and MENOPUR dosing is determined based on the REKOVELLE dose and body weight. This differs from earlier protocols that used fixed doses. Throughout the treatment, participants will undergo ovarian stimulation followed by standard IVF procedures including egg retrieval and embryo assessment.
During the study, participants will be monitored through ultrasound imaging and blood tests to measure hormone levels such as estradiol. The main measurement is the number of good quality or usable blastocysts five to six days after egg retrieval. Safety outcomes, including the risk of ovarian hyperstimulation syndrome, will also be tracked up to 15 days post-retrieval. The trial is designed to assess the feasibility and safety of this new dosing approach over the course of one treatment cycle.
CONDITIONS
Brief Title
Menopur And Rekovelle Combination Study Version 2.0
Research Team
M
Marya Far
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Women aged 18 to 40 years inclusively at the time of consent form signature
Diagnosis of unexplained infertility, tubal infertility, endometriosis stage I/II or male factor infertility
Regular menstrual cycles of 24-35 days
Presence of both ovaries
Early follicular phase FSH serum concentration <10 IU/L measured between Day 2 and Day 5 of menstrual cycle within the previous 24 months
First IVF/ICSI cycle
IVF antagonist protocol prescribed
Partner or donor ejaculated sperm (fresh or frozen) used for fertilization
You will not qualify if you...
Women undergoing oocyte donation
Endometriosis stage III/IV
High risk of OHSS (AMH ≥ 35 pmol/L)
Body Mass Index (BMI) > 40 kg/m2
Gynaecological haemorrhages of unknown aetiology
History of recurrent miscarriages defined as ≥ 3 consecutive losses
Renal or hepatic impairment
Hypersensitivity to any active ingredient or excipients in follitropin delta and/or HP-hMG
Tumours of hypothalamus or pituitary gland
Ovarian enlargement or ovarian cyst not due to polycystic ovarian syndrome
Current or history of ovarian, uterine or mammary carcinoma
History of thrombophilia
Use of hormonal preparations (except for 17β-estradiol, testosterone gel, DHEA and thyroid medication) during the last menstrual cycle
Women participating in any other interventional research project
Your Study Journey
Screening
Duration - 2 to 4 weeks
Participants are screened for eligibility to participate in the trial.
1 visit (in-person)
Treatment
Duration - Up to 1 to 2 months after enrollment, including stimulation and egg retrieval phases
Participants receive combination therapy with follitropin delta and highly purified human menopausal gonadotropin (HP-hMG) for personalized ovarian stimulation in IVF.
Approximately 1 baseline visit and multiple visits during ovarian stimulation, egg retrieval, and embryo culture
Follow-up
Duration - Up to 15 days after egg retrieval
Participants are monitored for safety outcomes, including the risk of ovarian hyperstimulation syndrome (OHSS), up to 15 days after egg retrieval.
Approximately 1 to 2 post-treatment visits
How is the study designed?
Study Type
INTERVENTIONAL
Masking
NONE
Allocation
NA
Model
SINGLE_GROUP
Primary Purpose
TREATMENT
Number of Arms
1
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Published Research Related To This Trial
Individualized ovarian stimulation for in vitro fertilization: a multicenter, open label, exploratory study with a mixed protocol of follitropin delta and highly purified human menopausal gonadotropin.