Turner Syndrome clinical trials
The registry lists 125 studies for Turner Syndrome across more than 10 countries. 33 are recruiting or about to start. 83 of them are mainly about Turner Syndrome (how this is decided). Per ClinicalTrials.gov, last updated 2026-11-09.
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Breast cancer · Recruiting: 2 came in, 3 changed
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A study of drug A after surgery for early breast cancer
Came in · now Recruiting
Drug B with hormone therapy in advanced breast cancer
Changed
· Sites: 4 added, including Seoul and Busan
· Enrollment: 300 → 450 participants
Exercise during chemotherapy
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Who runs them
University of Aarhus (13) · Novo Nordisk A/S (12) · Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD) (7) · Natera, Inc. (6) · Merck KGaA, Darmstadt, Germany (5) · Assistance Publique - Hôpitaux de Paris (4) · Eli Lilly and Company (3) · Ferring Pharmaceuticals (3)
What is being tested here
Drugs under test in Turner Syndrome studies, those with the most open studies first. Medicines only given beside them are not counted. How drugs are counted
Coming up
Studies recruiting or running, from their records. “Main data collection” ends at the primary completion date, the sponsor’s own estimate, which often moves.
All 8
- Dec 2026Growing up With the Young Endocrine Support System (YESS!) · dr. Laura C. G. de Graaff-Herder
- Dec 2026Long Term Effects of Oral Versus Transdermal Estrogen Replacement Therapy in Turner Syndrome · Aarhus University Hospital
- Dec 2026Determining Dose Equivalence Between Oral and Transdermal Estrogen Treatment in Women With Turner Syndrome · Aarhus University Hospital
- Jun 2027Pre-pubertal Low Dose Transdermal Estradiol in Turner Syndrome · Children's National Research Institute
- Aug 2027Lymphedema, Low-grade Inflammation and the Vasculature in Turner Syndrome · University of Aarhus
- Aug 2027Sexual Quality of Life in Female Patients With Lipodystrophy Syndromes or Turner's Syndrome: a Case-control Study · Assistance Publique - Hôpitaux de Paris
- Nov 2027Parental Project Amongst 93 Patients With Turner Syndrome · University Hospital, Strasbourg, France
- Nov 2027Hematological Profile in Children With Numerical Chromosomal Disorders · Assiut University
Who these studies take
Of the 25 Turner Syndrome studies recruiting now, 8 (32%) set no upper age limit and 14 (56%) stop at 75 or younger. 15 (60%) take children under 18. 15 (60%) are for women only and 0 (0%) for men only; 5 (20%) take healthy volunteers.
| Age | Women | Men |
|---|---|---|
| 10 | 12 (48%) | 5 (20%) |
| 18 | 20 (80%) | 8 (32%) |
| 30 | 18 (72%) | 8 (32%) |
| 40 | 17 (68%) | 7 (28%) |
| 50 | 16 (64%) | 7 (28%) |
| 65 | 13 (52%) | 7 (28%) |
| 75 | 11 (44%) | 6 (24%) |
| 85 | 11 (44%) | 6 (24%) |
Across all 125 studies, recruiting or not: 62% stop at 75 or younger and 60% at 65; 72% take children; 59% are for women only and 0% for men only; 26% take healthy volunteers. From each study’s registry entry; the criteria on its page decide.
Studies
Recruiting first, then most recently updated. Showing 50 of 125. Browse all 125 → or search them.
- Natural History of Noncirrhotic Portal HypertensionRecruitingNCT024177401 country
- Trial Investigating the Efficacy and Safety of Weekly Lonapegsomatropin Compared to Daily Somatropin in Children and Adolescents With Short Stature or Growth Failure Due to Growth Hormone Sufficient DisordersRecruitingNCT07221851Phase 37 countries
- Gonadal Tissue Freezing for Fertility Preservation in Individuals at Risk for Ovarian Dysfunction, Premature Ovarian Insufficiency and Clinically Indicated GonadectomyRecruitingNCT049486581 country
- Hematological Profile in Children With Numerical Chromosomal DisordersNot yet recruitingNCT07807540
- Genetic and Epigenetic Background of Inner Ear Dysfunction in Turner SyndromeRecruitingNCT065070071 country
- Sexual Quality of Life in Female Patients With Lipodystrophy Syndromes or Turner's Syndrome: a Case-control StudyNot yet recruitingNCT077990121 country
- Pre-pubertal Low Dose Transdermal Estradiol in Turner SyndromeNot yet recruitingNCT07784582Phase 21 country
- Bleeding Patterns in Sequential and Continuous Progesterone Supplementation in Adolescents With Turner SyndromeRecruitingNCT06834594Phase 41 country
- A Multiple Baseline Feasibility Trial of Social Management Training for People With Sex Chromosome AneuploidiesRecruitingNCT07718997Phase 11 country
- The Efficacy and Safety of Inpegsomatropin Injection in Children With Turner Syndrome (TS) and Short StatureRecruitingNCT07614152Phase 31 country
- Long-term Safety and Effectiveness of Growtropin®-II Treatment in Children With Short StatureRecruitingNCT047986901 country
- Parent and Infant Inter(X)Action Intervention (PIXI)Enrolling by invitationNCT03836300Not applicable1 country
- A Study Comparing Different Treatment Approaches for the Initiation of Puberty in Girls With Turner Syndrome Using a TRIFECTA-DARED Approach for Rare DiseasesNot yet recruitingNCT07041814Phase 21 country
- Parental Project Amongst 93 Patients With Turner SyndromeRecruitingNCT073440121 country
- Clinical and Genetic Aspects in Fetuses and Children With Sex Chromosome DisordersEnrolling by invitationNCT073414121 country
- Clinical and Genetic Aspects of Fetuses With Sex-chromosome DisordersEnrolling by invitationNCT073041931 country
- Role of Cardiac AngioMR in Diagnosis of Cardiac and Vascular Anomalies in Adult Patients with Turner SyndromeRecruitingNCT061788871 country
- Characterization of Hepatopathy in Turner Syndrome: Analysis of DeterminantsRecruitingNCT067941901 country
- Cardiopulmonary Exercise Testing in Girls (8-18y) with Turner Sydrome.RecruitingNCT06780514Not applicable1 country
- Inspiring New Science In Guiding Healthcare in Turner Syndrome RegistryRecruitingNCT050526061 country
- Long Term Effects of Oral Versus Transdermal Estrogen Replacement Therapy in Turner SyndromeRecruitingNCT06570460Phase 41 country
- Determining Dose Equivalence Between Oral and Transdermal Estrogen Treatment in Women With Turner SyndromeRecruitingNCT06544473Phase 41 country
- Vosoritide for Short Stature in Turner SyndromeRecruitingNCT05849389Phase 21 country
- Use of miRNAs in Growth Hormone Deficiency (GHD)RecruitingNCT064559561 country
- The Danish TURNER Cryopreservation StudyRecruitingNCT05740579Not applicable1 country
- Lymphedema, Low-grade Inflammation and the Vasculature in Turner SyndromeRecruitingNCT063256181 country
- Identification of Y Chromosome From Free Circulating DNA in Patients With Turner SyndromeRecruitingNCT06202846Not applicable1 country
- Endocrine, Metabolic, Cardiovascular and Immunological Aspects of Sex Chromosome Abnormalities in Relation to GenotypeRecruitingNCT054259531 country
- UTHealth Turner Syndrome Research RegistryRecruitingNCT031857021 country
- Growing up With the Young Endocrine Support System (YESS!)Not yet recruitingNCT04252001Not applicable4 countries
- Turner And Klinefelter Treatment Target StudyRecruitingNCT048034741 country
- GROWing Up With Rare GENEtic SyndromesRecruitingNCT044633161 country
- Long-term Safety and Effectiveness of Growth Hormone With GHD, TS, CRF, SGA , ISS and PWS in ChildrenRecruitingNCT016043951 country
- The Clinical Study of Sex Chromosome VariantsCompletedNCT016610101 country
- AVAST Anomalies Vasculaires Associées au Syndrome de Turner (Vascular Abnormalities Associated With Turner Syndrome)TerminatedNCT022504561 country
- Neuropsychological Assessment of Children and Adolescents With Turner SyndromeCompletedNCT038129131 country
- A Research Study Looking at How Safe Somapacitan is and How Well it Works in Children Who Need Help to Grow - REAL 9Active, not recruitingNCT05723835Phase 36 countries
- A Research Study to Compare Somapacitan Once a Week With Norditropin® Once a Day in Children Who Need Help to GrowActive, not recruitingNCT05330325Phase 333 countries
- A Trial to Investigate Different Doses of Lonapegsomatropin Compared to Somatropin in Individuals With Turner SyndromeActive, not recruitingNCT05690386Phase 21 country
- Cryopreservation of Ovarian Cortex in Girls With Turner SyndromeActive, not recruitingNCT01410045Not applicable1 country
- Pathogenetic Basis of Aortopathy and Aortic Valve DiseaseActive, not recruitingNCT034406971 country
- Implications of Maternal 45,X Mosaicism as a Secondary Genomic Finding Following Cell-Free DNA Sequencing During Pregnancy: A Deep Phenotype StudyWithdrawnNCT055488811 country
- Preservation of Ovarian Cortex Tissue in Girls With Turner SyndromeActive, not recruitingNCT03381300Not applicable1 country
- A Real-world Study of Long-acting Growth Hormone Injection for Turner SyndromeCompletedNCT067220791 country
- Retrospective Analysis of the Neonatal Management of Patients with an Antenatal Diagnosis of Genital Development Variation At the Hospital of LyonCompletedNCT066872521 country
- Mehri Turki Webbed Neck ClassificationCompletedNCT064893921 country
- Mehri Turki Surgical Technique of the Webbed NeckCompletedNCT06446791Not applicable
- A Trial of YPEG-rhGH in Children With Short StatureCompletedNCT05838885Phase 21 country
- Turner Syndrome Minipuberty StudyStatus unknownNCT041894065 countries
- Evaluation of Overall Compliance and Duration of Zomacton® Treatment With the Zomajet® Needle-free DeviceCompletedNCT013063571 country