Comparison of Two Vaginal Progesterone Forms in Frozen Embryo Transfer
Recruiting
Observational Study
Frozen Embryo Transfer (FET)
Infertility
Artificial Cycle
Natural Cycle
No Placebo Group
Every participant receives an active treatment — no one gets a placebo.
No Study Drug
Researchers observe your health over time — no experimental treatment is given.
At a Glance
- Age
- 18 – 48
- Sex
- Female
- Study type
- Observational
- Participants needed
- 400 (estimated)
- Sponsor
- Instituto Valenciano de Infertilidade de Lisboa · Research network
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About This Trial
The goal of this observational study is to compare two commonly used vaginal progesterone formulations - soft capsules versus pessaries - in women undergoing frozen embryo transfer (FET). The main question it aims to answer is:
\- Do soft vaginal progesterone capsules provide similar or better patient satisfaction, convenience, and tolerability compared with vaginal progesterone pessaries during …
Trial Locations
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Eligibility Criteria
Inclusion Criteria:
* Age: ≥18 and \<49 years old;
* Body Mass Index (BMI) ≥18.5 Kg/m2 and \<30 Kg/m2;
* Planned for single blastocyst stage transfer;
* Has been prescribed two vaginal 200mg soft capsules or one 400mg pessary of progesterone, each 12hours before and after FET;
* Either AC-FET or NP…
Contacts