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Showing 1–20 of 20 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: XYY Syndrome Clear all
Completed No phase listed Observational

Development of Non-invasive Prenatal Test for Microdeletion and Other Genetic Syndromes Based on Cell Free DNA

NCT02109770
View directory record Official record
Conditions
Microdeletion Syndromes, Trisomy 21, Trisomy 18, Trisomy 13, Sex Chromosome Abnormalities
Interventions
Not listed
Lead sponsor
Natera, Inc.
Industry
Eligibility
Not listed
Enrollment
216 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2019
U.S. locations
2
States / cities
San Carlos, California • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 25, 2019 · Synced Jul 22, 2026, 4:52 AM EDT
Completed No phase listed Observational

A Retrospective Chart Review of Thirty Three Children Who Have Received Clinical Treatment With Either Romiplostim or Eltrombopag From 2009-2013

NCT01974232
View directory record Official record
Conditions
Immune Thrombocytopenia
Interventions
Not listed
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
19 Months to 21 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 31, 2017 · Synced Jul 22, 2026, 4:52 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Generating Advancements Through Longitudinal Analysis in X and Y Variations (GALAXY)

NCT06373861
View directory record Official record
Conditions
Sex Chromosome Aneuploidy
Interventions
no intervention
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
0 Days to 100 Years
Enrollment
5,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2037
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Apr 17, 2024 · Synced Jul 22, 2026, 4:52 AM EDT
Terminated Phase 1Phase 2 Interventional Results available

Trial of Eltrombopag During Consolidation Therapy in Adults With AML in Complete Remission

NCT01656252
View directory record Official record
Conditions
Acute Myeloid Leukemia
Interventions
Phase I- Cytarabine & Eltrombopag, Phase II- Sequence A, Phase II- Sequence B
Drug
Lead sponsor
PrECOG, LLC.
Other
Eligibility
18 Years to 70 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
5
States / cities
Worcester, Massachusetts • Rochester, Minnesota • Cleveland, Ohio + 2 more
Source: ClinicalTrials.gov public record
Updated Nov 2, 2020 · Synced Jul 22, 2026, 4:52 AM EDT
Completed Phase 2 Interventional

SB-497115 (Oral Thrombopoietin Receptor Agonist) Versus Placebo In Adult Cancer Patients Receiving Chemotherapy

NCT00102726
View directory record Official record
Conditions
Thrombocytopaenia
Interventions
SB497115, Placebo
Drug · Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
183 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
27
States / cities
Tucson, Arizona • Jonesboro, Arkansas • Greenbrae, California + 23 more
Source: ClinicalTrials.gov public record
Updated Mar 22, 2017 · Synced Jul 22, 2026, 4:52 AM EDT
Completed Phase 1Phase 2 Interventional

Recombinant Human Thrombopoietin in Children Receiving Ifosfamide, Carboplatin, and Etoposide Chemotherapy

NCT00187109
View directory record Official record
Conditions
Germ Cell Tumors, Hepatic Cancer, Neuroblastoma, Osteosarcoma, Rhabdomyosarcoma
Interventions
Recombinant Human Thrombopoietin
Drug
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
Up to 21 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2007
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 9, 2008 · Synced Jul 22, 2026, 4:52 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

High Risk Multiple Gestation Study

NCT02278874
View directory record Official record
Conditions
Trisomy 13, Trisomy 18, Trisomy 21, Sex Chromosome Abnormalities
Interventions
Not listed
Lead sponsor
Natera, Inc.
Industry
Eligibility
18 Years and older
Enrollment
99 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2019
U.S. locations
4
States / cities
Boston, Massachusetts • Glen Cove, New York • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 12, 2019 · Synced Jul 22, 2026, 4:52 AM EDT
Recruiting No phase listed Observational

The eXtroardinarY Babies Study: Natural History of Health and Neurodevelopment in Infants and Young Children With Sex Chromosome Trisomy

NCT03396562
View directory record Official record
Conditions
Klinefelter Syndrome, Trisomy X, XYY Syndrome, XXXY and XXXXY Syndrome, Xxyy Syndrome, Xyyy Syndrome, Xxxx Syndrome, Xxxxx Syndrome, Xxxyy Syndrome, Xxyyy Syndrome, Xyyyy Syndrome, Male With Sex Chromosome Mosaicism
Interventions
Assessments of Development and Growth
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
6 Weeks to 13 Months
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2028
U.S. locations
2
States / cities
Aurora, Colorado • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 8, 2024 · Synced Jul 22, 2026, 4:52 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Multiple Gestation Study

NCT02278536
View directory record Official record
Conditions
Trisomy 13, Trisomy 18, Trisomy 21, Sex Chromosome Abnormalities
Interventions
Not listed
Lead sponsor
Natera, Inc.
Industry
Eligibility
18 Years and older
Enrollment
354 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2019
U.S. locations
6
States / cities
San Carlos, California • San Diego, California • New York, New York + 2 more
Source: ClinicalTrials.gov public record
Updated Aug 25, 2019 · Synced Jul 22, 2026, 4:52 AM EDT
Completed Phase 3 Interventional Results available

Eltrombopag To Initiate And Maintain Interferon Antiviral Treatment To Subjects With Hepatitis C Related Liver Disease

NCT00516321
View directory record Official record
Conditions
Hepatitis C, Chronic
Interventions
eltrombopag, placebo
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
687 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
47
States / cities
Birmingham, Alabama • Tucson, Arizona • Little Rock, Arkansas + 40 more
Source: ClinicalTrials.gov public record
Updated Nov 4, 2013 · Synced Jul 22, 2026, 4:52 AM EDT
Completed Phase 2 Interventional

SB497115 (Oral Thrombopoietin Receptor Agonist) Versus Placebo In Adults With Thrombocytopenia Due To Hepatitis C

NCT00110799
View directory record Official record
Conditions
Hepatitis C, Chronic, Hepatitis C, Thrombocytopenia
Interventions
SB497115, Placebo
Drug · Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
9
States / cities
Denver, Colorado • Boston, Massachusetts • Detroit, Michigan + 6 more
Source: ClinicalTrials.gov public record
Updated Jun 3, 2012 · Synced Jul 22, 2026, 4:52 AM EDT
Completed Phase 3 Interventional Results available

Eltrombopag To Initiate And Maintain Interferon Antiviral Treatment To Benefit Subjects With Hepatitis C Liver Disease

NCT00529568
View directory record Official record
Conditions
Hepatitis C, Chronic
Interventions
eltrombopag, placebo
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
759 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
59
States / cities
Birmingham, Alabama • Tucson, Arizona • Anaheim, California + 49 more
Source: ClinicalTrials.gov public record
Updated Nov 4, 2013 · Synced Jul 22, 2026, 4:52 AM EDT
Active, not recruiting Phase 2 Interventional

Avatrombopag vs. Placebo for CIT in GI Malignancies

NCT05772546
View directory record Official record
Conditions
Gastrointestinal Cancer, Gastrointestinal Neoplasms, Chemotherapy-Induced Thrombocytopenia
Interventions
Avatrombopag, Matching Placebo
Drug
Lead sponsor
Hanny Al-Samkari, MD
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
4
States / cities
Miami, Florida • Boston, Massachusetts • Portland, Oregon + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 12, 2026 · Synced Jul 22, 2026, 4:52 AM EDT
Completed Phase 2 Interventional Results available

Phase II Eltrombopag in Chronic Lymphocytic Leukemia (CLL)

NCT01168921
View directory record Official record
Conditions
CLL, Leukemia
Interventions
Eltrombopag
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2022
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 22, 2023 · Synced Jul 22, 2026, 4:52 AM EDT
Completed Phase 1 Interventional

Eltrombopag Treatment of Thrombocytopenia in Subjects With Advanced Myelodysplastic Syndrome (MDS) or Secondary Acute Myeloid Leukemia After MDS (sAML/MDS)

NCT00903422
View directory record Official record
Conditions
Myelodysplastic Syndrome
Interventions
eltrombopag olamine, Placebo
Drug · Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
24
States / cities
Birmingham, Alabama • Santa Monica, California • Stanford, California + 20 more
Source: ClinicalTrials.gov public record
Updated Nov 12, 2017 · Synced Jul 22, 2026, 4:52 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Thrombopoietin Levels and Platelet Transfusion in Neonates

NCT00549484
View directory record Official record
Conditions
Thrombocytopenia
Interventions
Not listed
Lead sponsor
Christiana Care Health Services
Other
Eligibility
Up to 6 Months
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2004
U.S. locations
1
States / cities
Newark, Delaware
Source: ClinicalTrials.gov public record
Updated Jan 17, 2008 · Synced Jul 22, 2026, 4:52 AM EDT
Terminated Phase 3 Interventional Results available

A Study of Eltrombopag or Placebo in Combination With Azacitidine in Subjects With International Prognostic Scoring System (IPSS) Intermediate-1, Intermediate-2 or High-risk Myelodysplastic Syndromes (MDS)

NCT02158936
View directory record Official record
Conditions
Thrombocytopaenia
Interventions
Eltrombopag, Azacitidine, Placebo
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
356 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
10
States / cities
Hartford, Connecticut • Atlanta, Georgia • Chicago, Illinois + 7 more
Source: ClinicalTrials.gov public record
Updated Dec 11, 2017 · Synced Jul 22, 2026, 4:52 AM EDT
Completed Phase 3 Interventional Results available

Clinical Trial for Non-responders Who Previously Participated in Eltrombopag Studies TPL 103922 or TPL 108390

NCT00996216
View directory record Official record
Conditions
Hepatitis C
Interventions
Eltrombopag, Antiviral therapy
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
6
States / cities
San Diego, California • New Haven, Connecticut • Honolulu, Hawaii + 3 more
Source: ClinicalTrials.gov public record
Updated Dec 5, 2013 · Synced Jul 22, 2026, 4:52 AM EDT
Completed Not applicable Interventional

rhTPO Mobilized Auto Cryo Platelets For GYN Patients Receiving Carboplatin

NCT00038012
View directory record Official record
Conditions
Neoplasms, Gynecologic
Interventions
Thrombopoietin, Platelet-pheresis, Carboplatin
Drug · Procedure
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
15 Years and older · Female only
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2004
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 31, 2018 · Synced Jul 22, 2026, 4:52 AM EDT
Terminated Phase 3 Interventional Results available

Eltrombopag To Reduce The Need For Platelet Transfusion In Subjects With Chronic Liver Disease And Thrombocytopenia Undergoing Elective Invasive Procedures

NCT00678587
View directory record Official record
Conditions
Non-alcoholic Steatohepatitis, Chronic Liver Disease, HCV, NASH - Nonalcoholic Steatohepatitis, HIV Infection, Thrombocytopenia, Hepatitis C Virus, HBV, Human Immunodeficiency Virus, Liver Diseases, Hepatitis B Virus
Interventions
Eltrombopag, Placebo
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
292 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
33
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Little Rock, Arkansas + 28 more
Source: ClinicalTrials.gov public record
Updated Oct 11, 2018 · Synced Jul 22, 2026, 4:52 AM EDT