Crick
HomeTrialsGenesDrugs23andMeGraphBlogContact
  • Home
  • Trials
  • Genes
  • Drugs
  • 23andMe
  • Graph
  • Blog
  • Contact
Crick

An open-source clinical intelligence platform. Explore clinical trials, gene networks, and molecular structures using public data sources.

Data Sources

  • ClinicalTrials.gov
  • OpenTargets
  • ClinVar
  • PubChem

Links

  • Contact
  • Privacy

© 2026 Crick. All rights reserved.

Crick is for educational purposes only. Not medical advice.

Results for “Ovulation; Failure or Lack of”

51 trials

Filters

Phase
Early Phase 1
Phase 1
Phase 2
Phase 3
Phase 4
Status
Recruiting
Active, Not Recruiting
Not Yet Recruiting
Completed
Enrolling by Invitation

Showing 20 of 51 results

Post-approval studies (Phase 4)Study completedNCT00795808
What this trial is testing

PCOSMIC Trial - PolyCystic Ovary Syndrome, Metformin for Infertility With Clomiphene

Who this might be right for
Polycystic Ovary Syndrome
University of Auckland, New Zealand 171
Post-approval studies (Phase 4)Study completedNCT01250821
What this trial is testing

Gonadotrophin Dosage Using a Threshold Nomogram for Ovulation Induction in WHO Group II Anovulatory Infertility

Who this might be right for
AnovulationInfertility
Rigshospitalet, Denmark 75
Post-approval studies (Phase 4)UnknownNCT02140398
What this trial is testing

Endometrial Scratching During Laproscopic Ovarian Drilling in Subfertile PCOS Women

Who this might be right for
InfertilityPolycystic Ovarian Syndrome
Mansoura University 500
Not applicableStudy completedNCT01894074
What this trial is testing

The Effects of an Intensive Lifestyle Intervention on Reproductive Outcomes

Who this might be right for
SubfertilityAnovulatoryObese
Amy E Rothberg 14
Large-scale testing (Phase 3)Study completedNCT00296465
What this trial is testing

A Multicenter, Randomized, Double-Blind, Placebo-Controlled Study to Assess the Efficacy and Safety of Three Dosage Strengths of Pulsatile GnRH

Who this might be right for
InFertility
Ferring Pharmaceuticals 132
Large-scale testing (Phase 3)Looking for participantsNCT03916978
What this trial is testing

Autologous PRP Intra Ovarian Infusion to Restore Ovarian Function in Menopausal Women

Who this might be right for
Infertility, FemaleAnovulatory InfertilityMenopause+1 more
Genesis Athens Clinic 100
Not applicableStudy completedNCT05311059
What this trial is testing

Impact of Laparoscopic Ovarian Drilling on Ovarian Reserve in Patients With Anovulatory Polycystic Ovarian Syndrome

Who this might be right for
Polycystic Ovary Syndrome
Cairo University 50
Large-scale testing (Phase 3)Study completedNCT00114088
What this trial is testing

Surgical Treatments Outcomes Project for Dysfunctional Uterine Bleeding (STOP-DUB)

Who this might be right for
MenorrhagiaUterine Bleeding
Agency for Healthcare Research and Quality (AHRQ) 242
Testing effectiveness (Phase 2)Study completedNCT00702585
What this trial is testing

Study to Investigate the Optimal Dose of Org 36286 to Induce Monofollicular Ovulation in Women With WHO Group II Anovulatory Infertility (P07016)

Who this might be right for
Infertility
Organon and Co 55
Post-approval studies (Phase 4)Study completedNCT01081626
What this trial is testing

Recombinant Follicle Stimulating Hormone (FSH) (Gonal-f®): Use in Ovulation Induction

Who this might be right for
Ovulation Induction
Merck KGaA, Darmstadt, Germany 310
Not applicableUnknownNCT02647424
What this trial is testing

A Comparison of Letrozole and Clomifene Citrate

Who this might be right for
Polycystic Ovarian SyndromeSubfertility
The University of Hong Kong 40
Not applicableStudy completedNCT04942457
What this trial is testing

Feasibility and Safety of Fasting in Fertility Treatment

Who this might be right for
Sub Fertility, FemaleFertility DisordersCycle Disorders Menstrual+5 more
Charite University, Berlin, Germany 34
Not applicableNot Yet RecruitingNCT07773337
What this trial is testing

Ovarian Stromal Stiffness and Ovarian Reserve Parameters Via Transvaginal Shear Wave Elastography

Who this might be right for
Ovarian Reserve MarkersOvarian FunctionInfertility+1 more
Saglik Bilimleri Universitesi Gazi Yasargil Training and Research Hospital 100
Large-scale testing (Phase 3)Study completedNCT01653743
What this trial is testing

Trial to Assess the Clinical Efficacy and Safety of MSJ-0011 in Inducing Ovulation in Anovulatory or Oligo-ovulatory Japanese Women

Who this might be right for
AnovulationOligo-ovulationHypothalamic-pituitary Dysfunction+1 more
Merck KGaA, Darmstadt, Germany 81
Post-approval studies (Phase 4)Study completedNCT00471523
What this trial is testing

Treatment of Anovulatory Infertility in PCOS Patients

Who this might be right for
InfertilityPolycystic Ovary SyndromeAnovulation
University Magna Graecia 80
Large-scale testing (Phase 3)Study completedNCT00610077
What this trial is testing

Letrozole vs. Clomiphene Citrate in Patients With Anovulatory Infertility

Who this might be right for
Infertility
Sun Pharmaceutical Industries Limited 55
Testing effectiveness (Phase 2)UnknownNCT00383656
What this trial is testing

Pulsatile GnRH in Anovulatory Infertility

Who this might be right for
Hypogonadotropic HypogonadismAmenorrheaKallmann's Syndrome
Massachusetts General Hospital 270
Not applicableStudy completedNCT02548039
What this trial is testing

To Study The Influence Of Genomic Factors On Metabolism And Effects Of Clomiphene In Asian Normogonadotrophic Anovulatory Patients.

Who this might be right for
Infertility, Female
KK Women's and Children's Hospital 124
Not applicableStudy completedNCT00220545
What this trial is testing

Comparison Between Laparoscopic Ovarian Diathermy and Clomiphene Citrate in Women With Anovulatory PCOS

Who this might be right for
Polycystic Ovary Syndrome
Sheffield Teaching Hospitals NHS Foundation Trust 72
Large-scale testing (Phase 3)UnknownNCT02103764
What this trial is testing

Efficacy of Cyclic DSG Compared With Cyclic MPA for the Treatment of Anovulatory DUB

Who this might be right for
Dysfunctional Uterine Bleeding
Mahidol University 160
Next Page