Clinical trials: Ovulation
Pregnancy
Preconception Reproductive Knowledge Promotion (PREKNOP)
This study examines the efficacy of the "Preconception Reproductive Knowledge Promotion (PREKNOP)" intervention, designed to promote women's reproductive health and positive pregnancy outcomes.
- Trial name
- PREKNOP (NCT01849900)
- Testing
- Knowing your body, Healthy Lifestyle
- Where
- United States
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Calvin College
IVF Cycle, Ovarian Stimulation
Efficacy and Safety of Medication Used to Stimulate Ovulation
Individuals undergoing In Vitro Fertilization must undergo controlled ovarian hyperstimulation (COH) to produce enough quality eggs for fertility treatment.
- Conditions
- IVF Cycle, Ovarian Stimulation, Egg Retrieval, Pregnancy
- Trial name
- NCT02715336
- Testing
- Ovulation induction with hCG and Lupron (GnRH agonist)
- Where
- Canada
- Volunteers
- 666 people, healthy volunteers welcome
- Sponsor
- Create Fertility Center
Infertility, Female, Polycystic Ovary Syndrome
Letrozole for Frozen Embryo Transfer (FET) in Patients With Polycystic Ovary Syndrome (PCOS)
To offer patients with oligomenorrhoea or amenorrhoea an alternative to frozen embryo transfer in an artificial cycle, endometrial preparation using letrozole may be a valuable option.
- Conditions
- Infertility, Female, Polycystic Ovary Syndrome, IVF, Ovulation Disorder
- Trial name
- LEFT (NCT04002635)
- Testing
- Letrozole, estradiol valerate
- Volunteers
- healthy volunteers welcome
- Sponsor
- CRG UZ Brussel
Infertility
Luteal Support and Intrauterine Insemination (IUI) With Clomiphene Citrate
The purpose of this study is to assess the effect of luteal phase supplement (LPS) on pregnancy rate in IUI cycles stimulated with clomiphene citrate.
- Trial name
- NCT01046708
- Testing
- micronized progesterone
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Universitair Ziekenhuis Brussel
Contraception
A Study to Evaluate Inhibition of Ovulation of Two Oral Estrogen/Progestogen Regimens in Healthy, Young Females Over a Period of 3 Treatment Cycles
Investigation of a new pill containing an estrogen and a progestin in order to monitor the inhibition of the ovulation in young healthy females over 3 treatment cycles
- Trial name
- NCT00631124
- Testing
- BAY86-4891 (Estradiol / Drospirenone)
- Where
- 2 sites in Germany
- Volunteers
- 103 people, healthy volunteers welcome
- Sponsor
- Bayer
Fertility Disorders
Injection Free IVF
Investigation of Natural Cycle In vitro Fertilisation (NC-IVF) treatment with ovulation induction with a nasal GnRH agonist instead of regular NC-IVF treatment with subcutaneous application of hCG with the objective of increasing…
- Trial name
- NCT04850261
- Testing
- hCG Injection, Nafarelin nasal spray
- Volunteers
- healthy volunteers welcome
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Pregnancy, Fertility
Home Ovulation Test One Cycle at Home Study
This study will assess the usability of a Home Ovulation Test when used at home by lay-users seeking to conceive.
- Trial name
- NCT04667858
- Testing
- Home Ovulation Test
- Where
- United Kingdom
- Volunteers
- 121 people, healthy volunteers welcome
- Sponsor
- SPD Development Company Limited
in Vitro Fertilization, Ovulation Induction
Trial Comparing Start Stimulation of Recombinant Follicle Stimulating Hormone (rFSH) on Cycle Day 2 Versus Cycle Day 5 in In Vitro Fertilization (IVF)
Background of the study: Milder stimulation protocols have the advantage of being less expensive and more patient-friendly. Moreover, recent evidence suggests that mild stimulation protocols lead to lower embryo aneuploidy rates…
- Trial name
- LITE (NCT00823472)
- Testing
- Mild stimulation
- Where
- 2 sites in Belgium, Netherlands
- Volunteers
- 147 people, healthy volunteers welcome
- Sponsor
- UMC Utrecht
Polycystic Ovary Syndrome
Combined Chromium With Letrozole Versus Letrozole Only in Induction of Ovulation in Patients With Polycystic Ovary Syndrome
Combined letrozole with chromium versus letrozole only in induction of ovulation in polycystic ovary syndrome
- Trial name
- NCT05765305
- Testing
- Letrozole with chromium
- Where
- Egypt
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Cairo University
Ultrasound Finding: Ovulation Inhibition, Ovarian Activities, Cervical Mucus
"Quick-starting" of a New Combined Hormonal Contraceptive Pills, 15 mg Estetrol/3 mg Drospirenone VS 20 mcg Ethinylestradiol/75 mcg Gestodene Focusing on Ovulation Inhibition
The goal of this clinical trial is to learn if Estetrol/Drospirenone inhibit ovulation in quick-starting method. It will also learn about the safety of Estetrol/Drospirenone. The main questions it aims to answer are: 1.
- Conditions
- Ultrasound Finding: Ovulation Inhibition, Ovarian Activities, Cervical Mucus, Serum Hormonal Profile
- Trial name
- NCT06396221
- Testing
- Estetrol 15 mg/Drospirenone 3 mg (24/4), Ethinylestradiol (EE) 20 mcg/Gestodene 75 mcg (21/7)
- Where
- Thailand
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Chulalongkorn University
Luteal Phase Insufficiency
Early Luteal Phase Progesterone Kinetics After hCG-Induced Ovulation in Modified Natural Cycle
This pilot study evaluates how progesterone levels change after hCG-triggered ovulation in modified natural cycles. Forty women preparing for frozen embryo transfer will have blood tests over 6 days to monitor hormone levels.
- Trial name
- CineP4 (NCT07028710)
- Testing
- hCG
- Where
- France
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University Hospital, Montpellier
Folliculogenesis
An Open-label Study of the Effects of Elagolix in Adult Premenopausal Females
This is an open-label Phase 1 study in healthy premenopausal females evaluating the effects of different dosing regimens of elagolix on ovarian activity, ovulation, and ovarian reserve and to assess the effect of elagolix on…
- Trial name
- NCT01403038
- Testing
- Elagolix
- Where
- 22 sites in United States, Puerto Rico
- Volunteers
- 216 people, healthy volunteers welcome
- Sponsor
- AbbVie (prior sponsor, Abbott)
Infertility, Ovarian Hyperstimulation Syndrome
Monitoring the Early Follicular Phase With Androstenedione in Low-dose Step-up Ovulation Induction in High Responders
This study aims to predefine the threshold FSH doses during the early follicular phases in low- dose step-up ovulation induction cycles used to treat anticipated high responders by monitoring total testosterone and…
- Trial name
- NCT02329483
- Where
- Turkey (Türkiye)
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Bagcilar Training and Research Hospital
Infertility, Female, Anovulatory Infertility
Autologous PRP Intra Ovarian Infusion to Restore Ovarian Function in Menopausal Women
Autologous PRP intra ovarian infusion may restore ovarian function, may promote folliculogenesis and may improve hormonal profile of women in menopause.
- Conditions
- Infertility, Female, Anovulatory Infertility, Menopause, Amenorrhea
- Trial name
- PRP (NCT03916978)
- Testing
- Autologous PRP intra ovarian infusion, Autologous PFP intra ovarian infusion
- Where
- Greece
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Genesis Athens Clinic
Polycystic Ovary
Clomiphene Citrate Stair-Step Protocol
A RCT will be conducted to compare the traditional clomiphene citrate regimens for ovulation induction with the stair-step protocol.
- Trial name
- NCT03178500
- Testing
- Clomiphene Citrate 50mg
- Where
- Egypt
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Ain Shams Maternity Hospital
Contraception
A proof-of Concept, Randomized 3-month Study to Evaluate the Effects of Three Contraceptive Intrauterine Systems Delivering Copper and a Daily Dose of 5, 20 or 40 μg of Ulipristal Acetate (UPA)
The UPA doses to be tested in this new IUS, 5, 20 or 40 μg per day, are not expected to suppress ovulation, however they should prevent endometrial growth resulting in endometrial atrophy, minimal bleeding, or even amenorrhea.
- Trial name
- NCT03230539
- Testing
- Ulipristal Acetate IUS delivering Cu and 5μg, Ulipristal Acetate IUS delivering Cu and 20μg, Ulipristal Acetate IUS delivering Cu and 40μg
- Where
- Dominican Republic
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Population Council
Contraception
Pharmacodynamics and Pharmacokinetics Study of Existing DMPA Contraceptive Methods
This is a randomized, multi-center, parallel-group Phase I study to evaluate the pharmacodynamics (PD) of Medroxyprogesterone Acetate (MPA) after a single subcutaneous (SC) injection of 150 mg/mL or 300 mg/2 mL Depo-Provera CI in…
- Trial name
- NCT02456584
- Testing
- DMPA 150, DMPA 300, DMPA 104
- Where
- 2 sites in United States, Dominican Republic
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- FHI 360
Polycystic Ovarian Syndrome
The Effects of Letrozole And Clomiphene Citrate For Induction of Ovulation In Polycystic Ovarian Syndrome(PCOS)
As both medications i.e. CC and letrozole have been shown to be effective in inducing ovulation in PCOS patients, this study was performed in order to evaluate which regime (whether CC or letrozole) is the best to be used as the…
- Trial name
- NCT01577017
- Testing
- Letrozole
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Nik Hazlina
INFERTILITY, Fertility Preservation
Evolutive Potential of Embryos Obtained From Oocytes After Luteal Phase Ovarian Stimulation
The purpose of this study is to evaluate the clinical pregnancy rate per embryo transfer in oocytes recipients obtained after ovarian stimulation during the luteal phase of oocytes donors .
- Conditions
- INFERTILITY, Fertility Preservation, Ovulation Induction, Vitrification
- Trial name
- NCT01645241
- Testing
- gonadotropins plus GnRH antagonists, ganirelix
- Where
- Spain
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Fundacion Dexeus
Infertility
Comparison Between hCG and GnRH Agonist for Ovulation Induction in Patients With High Response to IVF Drugs
hCG and GnRH agonist can be used to induce final oocyte maturation and ovulation in IVF cycles. These two approaches will be compared in this study in terms of pregnancy rates and embryological data using patients with…
- Trial name
- NCT00415792
- Testing
- Arvekap, Pregnyl
- Where
- Greece
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Eugonia