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The recent controversy regarding the use of pill for cycle planning in GnRH antagonists IVF cycle has driven the search for new ways to plan IVF cycles in order to avoid weekends or to equally distribute the workload. Recently, mid-late luteal phase oral estrogens seem to be as good as the pill. The investigators will compare OCP vs oral estrogens to plan the initiation of IVF cycles.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| OCP | Active Comparator |
| |
| Oral estradiol valerate | Active Comparator |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Levonorgestrel and ethinylestradiol | Drug | 30 microgram of ethinylestradiol plus levonorgestrel daily for 12 to 16 days |
|
| Measure | Description | Time Frame |
|---|---|---|
| Implantation rate | number of embryonic sacs visible by ultrasound divided by the number of embryos transferred | 20 days after the embryo transfer |
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Inclusion Criteria:
Exclusion Criteria:
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| IVI Madrid | Madrid | Madrid | 28223 | Spain |
| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 24074027 | Derived | Hauzman EE, Zapata A, Bermejo A, Iglesias C, Pellicer A, Garcia-Velasco JA. Cycle scheduling for in vitro fertilization with oral contraceptive pills versus oral estradiol valerate: a randomized, controlled trial. Reprod Biol Endocrinol. 2013 Sep 28;11:96. doi: 10.1186/1477-7827-11-96. |
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| ID | Term |
|---|---|
| D007246 | Infertility |
| ID | Term |
|---|---|
| D000091662 | Genital Diseases |
| D000091642 | Urogenital Diseases |
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| ID | Term |
|---|---|
| D019304 | Ethinyl Estradiol-Norgestrel Combination |
| D004958 | Estradiol |
| ID | Term |
|---|---|
| D004997 | Ethinyl Estradiol |
| D009651 | Norpregnatrienes |
| D009650 | Norpregnanes |
| D009654 | Norsteroids |
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| Estradiol valerate | Drug | 4mg estradiol valerate from cycle day 20 till the day before the initiation of the cycle |
|
| D013256 |
| Steroids |
| D000072473 | Fused-Ring Compounds |
| D011083 | Polycyclic Compounds |
| D009644 | Norgestrel |
| D009652 | Norpregnenes |
| D042782 | Estrogenic Steroids, Alkylated |
| D045166 | Estradiol Congeners |
| D012739 | Gonadal Steroid Hormones |
| D042341 | Gonadal Hormones |
| D006728 | Hormones |
| D006730 | Hormones, Hormone Substitutes, and Hormone Antagonists |
| D004963 | Estrenes |
| D004962 | Estranes |