Research across borders

Worldwide Study Finder

Where are peptides being studied? Explore registered human studies by product, phase, condition and location — from early development through Phase 4, alongside studies where phase does not apply.

Searchable results come from ClinicalTrials.gov and include international sites. For broader coverage, use the worldwide and regional registries below. No single registry captures every study.

Find studies Explore world registries Peptide directory

Find a study

Enter a peptide, product, condition or location. Try generic names, brand names and development codes separately. Results are registry search matches, not automatically verified links to a WPF peptide record.

Search terms are sent to ClinicalTrials.gov and appear in the page URL. Do not enter personal or medical identifying information. Registry records are served with up to a one-hour cache; registry updates themselves can lag real-world changes.

Registry search results

Matching records; showing 6 on this page, newest registry updates first. Search checked 2026-11-08 20:43 UTC. Counts are registry matches, not unique peptides or a worldwide total.

Phase 3CompletedINTERVENTIONAL

Human Menopausal Gonadotropin (HMG) vs Recombinant Follicle Stimulating Hormone (rFSH) in Gonadotropin Releasing Hormone (GnRH) Antagonist Cycles

ClinicalTrials.gov · NCT00669786 · Registry updated: 2008-05-01

Condition / research focus: Ovarian Stimulation
Sponsor: Instituto Valenciano de Infertilidad, IVI VALENCIA
Countries with listed sites: Spain
Registry dates and results: Start: Not reported. Completion: Not reported (may be estimated). No results posted in this registry response.

Products and interventions (1)

Includes comparators and combinations. A search match is not a verified peptide identity or evidence of benefit.

Human Menopausal Gonadotropin (HMG) & - Recombinant Follicle Stimulating Hormone (r-FSH) (drug)

Where the study takes place — 1 listed sites

Site status can differ from overall study status. This list includes all reported sites, even when your search specifies one location. Confirm availability and eligibility with the study team through the original record.

Instituto Valenciano de Infertilidad
Valencia, Spain
Site recruitment: Not reported

Original record, eligibility, contacts and results →

Not applicableCompletedINTERVENTIONAL

Provocative Testing Using LHRH and hCG of the Pituitary-Gonadal Axis in Persons With Spinal Cord Injury.

ClinicalTrials.gov · NCT00223860 · Registry updated: 2008-03-11

Condition / research focus: Hypogonadism; Spinal Cord Injury
Sponsor: US Department of Veterans Affairs
Countries with listed sites: United States
Registry dates and results: Start: 2001-07. Completion: 2007-12 (may be estimated). No results posted in this registry response.

Products and interventions (2)

Includes comparators and combinations. A search match is not a verified peptide identity or evidence of benefit.

Human chorionic gonadotropin (hCG) (drug)
Luteinizing hormone releasing hormone (LHRH) (drug)

Where the study takes place — 1 listed sites

VA Medical Center, Bronx
The Bronx, New York, United States
Site recruitment: Not reported

Original record, eligibility, contacts and results →

Phase 4CompletedINTERVENTIONAL

Nordic Luveris Study

ClinicalTrials.gov · NCT00553293 · Registry updated: 2007-11-05

Condition / research focus: Infertility; In Vitro Fertilization
Sponsor: Copenhagen University Hospital, Rigshospitalet
Countries with listed sites: Denmark
Registry dates and results: Start: 2003-08. Completion: 2004-11 (may be estimated). No results posted in this registry response.

Products and interventions (2)

Includes comparators and combinations. A search match is not a verified peptide identity or evidence of benefit.

recombinant luteinizing hormone (Luveris) (drug) — also listed as: Luveris
recombinant follicle stimulating hormone (Gonal-f) (drug) — also listed as: Gonal-f

Where the study takes place — 1 listed sites

Anders Nyboe Andersen
Copenhagen, Copenhagen, Denmark
Site recruitment: Not reported

Original record, eligibility, contacts and results →

Not applicableUnknownINTERVENTIONAL

Down Syndrome - Comparison of Screening Methods in the 1st and 2nd Trimesters

ClinicalTrials.gov · NCT00006445 · Registry updated: 2007-02-22

Condition / research focus: Down Syndrome; Chromosome Abnormalities
Sponsor: Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
Countries with listed sites: United States
Registry dates and results: Start: Not reported. Completion: Not reported (may be estimated). No results posted in this registry response.

Products and interventions (2)

Includes comparators and combinations. A search match is not a verified peptide identity or evidence of benefit.

Ultrasound (procedure)
Serum screen (procedure)

Where the study takes place — 10 listed sites

University of Colorado Health Sciences Center
Denver, Colorado, United States
Site recruitment: Not reported
New England Medical Center
Boston, Massachusetts, United States
Site recruitment: Not reported
William Beaumont Hospital Research Institute
Royal Oak, Michigan, United States
Site recruitment: Not reported
New York University School of Medicine
New York, New York, United States
Site recruitment: Not reported
Mount Sinai Medical Center
New York, New York, United States
Site recruitment: Not reported
Montefiore Medical Center
The Bronx, New York, United States
Site recruitment: Not reported
Women and Infants Hospital
Providence, Rhode Island, United States
Site recruitment: Not reported
University of Texas Medical Branch
Galveston, Texas, United States
Site recruitment: Not reported
University of Utah
Salt Lake City, Utah, United States
Site recruitment: Not reported
Swedish Medical Center
Seattle, Washington, United States
Site recruitment: Not reported

Original record, eligibility, contacts and results →

Phase 4UnknownINTERVENTIONAL

Comparison Between hCG and GnRH Agonist for Ovulation Induction in Patients With High Response to IVF Drugs

ClinicalTrials.gov · NCT00415792 · Registry updated: 2007-01-05

Condition / research focus: Infertility
Sponsor: Eugonia
Countries with listed sites: Greece
Registry dates and results: Start: 2003-11. Completion: 2005-07 (may be estimated). No results posted in this registry response.

Products and interventions (1)

Includes comparators and combinations. A search match is not a verified peptide identity or evidence of benefit.

Arvekap, Pregnyl (drug)

Where the study takes place — 1 listed sites

Eugonia
Athens, Greece
Site recruitment: Not reported

Original record, eligibility, contacts and results →

Phase not reported / not applicableUnknownOBSERVATIONAL

Conformation of Beta Human Chorionic Gonadotropin During Chemotherapy for Choriocarcinoma

ClinicalTrials.gov · NCT00294177 · Registry updated: 2006-02-20

Condition / research focus: Trophoblastic Neoplasms; Choriocarcinoma
Sponsor: National Taiwan University Hospital
Countries with listed sites: Taiwan
Registry dates and results: Start: 2006-08. Completion: 2008-07 (may be estimated). No results posted in this registry response.

Products and interventions (2)

Includes comparators and combinations. A search match is not a verified peptide identity or evidence of benefit.

atomic force microscopy (device)
dual polarisation interferometry (device)

Where the study takes place — 1 listed sites

National Taiwan University Hospital Department of Obstetrics and Gynecology
Taipei, Taipei, Taiwan
Site recruitment: Not reported

Original record, eligibility, contacts and results →

Explore the world’s study registries

These links open external registries; their records are not merged into the results above. WHO ICTRP provides a broader search across contributing registries. Search the same generic name, aliases and development codes in relevant regions. One multinational study may appear in more than one registry, so compare registration identifiers before counting it twice.

Worldwide

Africa

Pan African Clinical Trial Registry ↗

Americas

Asia

Middle East

Europe

Oceania

Australia / New Zealand — ANZCTR ↗

Registry directory checked October 5, 2026 against the WHO registry network. This is a starting point, not complete coverage of every country or continent. Record availability, language and update schedules vary by registry.

Worldwide Study Finder

Loading registry information…

Worldwide Study Finder

Where are peptides being studied? Explore registered human studies by product, phase, condition and location — from early development through Phase 4, alongside studies where phase does not apply.

Searchable results come from ClinicalTrials.gov and include international sites. For broader coverage, use the worldwide and regional registries below. No single registry captures every study.

Find a study

Registry search results

Matching records; showing 6 on this page, newest registry updates first. Search checked 2026-11-08 20:43 UTC. Counts are registry matches, not unique peptides or a worldwide total.

Phase 3CompletedINTERVENTIONAL

Human Menopausal Gonadotropin (HMG) vs Recombinant Follicle Stimulating Hormone (rFSH) in Gonadotropin Releasing Hormone (GnRH) Antagonist Cycles

ClinicalTrials.gov · NCT00669786 · Registry updated: 2008-05-01

Condition / research focus: Ovarian Stimulation
Sponsor: Instituto Valenciano de Infertilidad, IVI VALENCIA
Countries with listed sites: Spain
Registry dates and results: Start: Not reported. Completion: Not reported (may be estimated). No results posted in this registry response.

Products and interventions (1)

Includes comparators and combinations. A search match is not a verified peptide identity or evidence of benefit.

Human Menopausal Gonadotropin (HMG) & - Recombinant Follicle Stimulating Hormone (r-FSH) (drug)

Where the study takes place — 1 listed sites

Instituto Valenciano de Infertilidad
Valencia, Spain
Site recruitment: Not reported

Original record, eligibility, contacts and results →

Not applicableCompletedINTERVENTIONAL

Provocative Testing Using LHRH and hCG of the Pituitary-Gonadal Axis in Persons With Spinal Cord Injury.

ClinicalTrials.gov · NCT00223860 · Registry updated: 2008-03-11

Condition / research focus: Hypogonadism; Spinal Cord Injury
Sponsor: US Department of Veterans Affairs
Countries with listed sites: United States
Registry dates and results: Start: 2001-07. Completion: 2007-12 (may be estimated). No results posted in this registry response.

Products and interventions (2)

Includes comparators and combinations. A search match is not a verified peptide identity or evidence of benefit.

Human chorionic gonadotropin (hCG) (drug)
Luteinizing hormone releasing hormone (LHRH) (drug)

Where the study takes place — 1 listed sites

VA Medical Center, Bronx
The Bronx, New York, United States
Site recruitment: Not reported

Original record, eligibility, contacts and results →

Phase 4CompletedINTERVENTIONAL

Nordic Luveris Study

ClinicalTrials.gov · NCT00553293 · Registry updated: 2007-11-05

Condition / research focus: Infertility; In Vitro Fertilization
Sponsor: Copenhagen University Hospital, Rigshospitalet
Countries with listed sites: Denmark
Registry dates and results: Start: 2003-08. Completion: 2004-11 (may be estimated). No results posted in this registry response.

Products and interventions (2)

Includes comparators and combinations. A search match is not a verified peptide identity or evidence of benefit.

recombinant luteinizing hormone (Luveris) (drug) — also listed as: Luveris
recombinant follicle stimulating hormone (Gonal-f) (drug) — also listed as: Gonal-f

Where the study takes place — 1 listed sites

Anders Nyboe Andersen
Copenhagen, Copenhagen, Denmark
Site recruitment: Not reported

Original record, eligibility, contacts and results →

Not applicableUnknownINTERVENTIONAL

Down Syndrome - Comparison of Screening Methods in the 1st and 2nd Trimesters

ClinicalTrials.gov · NCT00006445 · Registry updated: 2007-02-22

Condition / research focus: Down Syndrome; Chromosome Abnormalities
Sponsor: Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
Countries with listed sites: United States
Registry dates and results: Start: Not reported. Completion: Not reported (may be estimated). No results posted in this registry response.

Products and interventions (2)

Includes comparators and combinations. A search match is not a verified peptide identity or evidence of benefit.

Ultrasound (procedure)
Serum screen (procedure)

Where the study takes place — 10 listed sites

University of Colorado Health Sciences Center
Denver, Colorado, United States
Site recruitment: Not reported
New England Medical Center
Boston, Massachusetts, United States
Site recruitment: Not reported
William Beaumont Hospital Research Institute
Royal Oak, Michigan, United States
Site recruitment: Not reported
New York University School of Medicine
New York, New York, United States
Site recruitment: Not reported
Mount Sinai Medical Center
New York, New York, United States
Site recruitment: Not reported
Montefiore Medical Center
The Bronx, New York, United States
Site recruitment: Not reported
Women and Infants Hospital
Providence, Rhode Island, United States
Site recruitment: Not reported
University of Texas Medical Branch
Galveston, Texas, United States
Site recruitment: Not reported
University of Utah
Salt Lake City, Utah, United States
Site recruitment: Not reported
Swedish Medical Center
Seattle, Washington, United States
Site recruitment: Not reported

Original record, eligibility, contacts and results →

Phase 4UnknownINTERVENTIONAL

Comparison Between hCG and GnRH Agonist for Ovulation Induction in Patients With High Response to IVF Drugs

ClinicalTrials.gov · NCT00415792 · Registry updated: 2007-01-05

Condition / research focus: Infertility
Sponsor: Eugonia
Countries with listed sites: Greece
Registry dates and results: Start: 2003-11. Completion: 2005-07 (may be estimated). No results posted in this registry response.

Products and interventions (1)

Includes comparators and combinations. A search match is not a verified peptide identity or evidence of benefit.

Arvekap, Pregnyl (drug)

Where the study takes place — 1 listed sites

Eugonia
Athens, Greece
Site recruitment: Not reported

Original record, eligibility, contacts and results →

Phase not reported / not applicableUnknownOBSERVATIONAL

Conformation of Beta Human Chorionic Gonadotropin During Chemotherapy for Choriocarcinoma

ClinicalTrials.gov · NCT00294177 · Registry updated: 2006-02-20

Condition / research focus: Trophoblastic Neoplasms; Choriocarcinoma
Sponsor: National Taiwan University Hospital
Countries with listed sites: Taiwan
Registry dates and results: Start: 2006-08. Completion: 2008-07 (may be estimated). No results posted in this registry response.

Products and interventions (2)

Includes comparators and combinations. A search match is not a verified peptide identity or evidence of benefit.

atomic force microscopy (device)
dual polarisation interferometry (device)

Where the study takes place — 1 listed sites

National Taiwan University Hospital Department of Obstetrics and Gynecology
Taipei, Taipei, Taiwan
Site recruitment: Not reported

Original record, eligibility, contacts and results →