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ClinicalTrials.gov public records Last synced Oct 6, 2026, 4:53 AM EDT

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Showing 73–96 of 99 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Isotretinoin Clear all
Completed No phase listed Observational

Identifying the Genetic Predictors of Severe Acne Vulgaris and the Outcome of Oral Isotretinoin Treatment

NCT01727440
View directory record Official record
Conditions
Acne Vulgaris, Isotretinoin
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
12 Years and older
Enrollment
123 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
6
States / cities
Concord, North Carolina • Davidson, North Carolina • Harrisburg, North Carolina + 2 more
Source: ClinicalTrials.gov public record
Updated Aug 24, 2017 · Synced Oct 6, 2026, 4:53 AM EDT
Completed Phase 2 Interventional Results available

RA-2 13-cis Retinoic Acid (Isotretinoin)

NCT02061384
View directory record Official record
Conditions
Male Infertility, Klinefelter's Syndrome, Y-chromosome Microdeletions
Interventions
13-cis retinoic acid, Calcitriol
Drug
Lead sponsor
University of Washington
Other
Eligibility
21 Years to 60 Years · Male only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 2, 2021 · Synced Oct 6, 2026, 4:53 AM EDT
Completed Phase 2 Interventional

Therapy for Children With Neuroblastoma

NCT00135135
View directory record Official record
Conditions
Neuroblastoma
Interventions
Gefitinib, Irinotecan, Cycophosphamide, Doxorubicin, Etoposide, Cisplatin, Topotecan, Carboplatin, Melphalan, 13-cis retinoic acid, Radiation therapy, Surgery, Peripheral Stem cell transplant
Drug · Procedure
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
Up to 18 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 3, 2008 · Synced Oct 6, 2026, 4:53 AM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of CIP-Isotretinoin in Patients With Severe Recalcitrant Nodular Acne

NCT00975143
View directory record Official record
Conditions
Severe Nodular Acne
Interventions
CIP-Isotretinoin, Isotretinoin
Drug
Lead sponsor
Cipher Pharmaceuticals Inc.
Industry
Eligibility
12 Years to 54 Years
Enrollment
925 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
37
States / cities
Birmingham, Alabama • Hot Springs, Arkansas • Fremont, California + 32 more
Source: ClinicalTrials.gov public record
Updated Jul 4, 2014 · Synced Oct 6, 2026, 4:53 AM EDT
Completed Phase 3 Interventional Results available

Monoclonal Antibody Ch14.18, Sargramostim, Aldesleukin, and Isotretinoin After Autologous Stem Cell Transplant in Treating Patients With Neuroblastoma

NCT01041638
View directory record Official record
Conditions
High Risk Neuroblastoma
Interventions
Aldesleukin, Diagnostic Laboratory Biomarker Analysis, Dinutuximab, Isotretinoin, Sargramostim
Biological · Other · Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
Not listed
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2021
U.S. locations
32
States / cities
Loma Linda, California • Los Angeles, California • Orange, California + 25 more
Source: ClinicalTrials.gov public record
Updated Jun 24, 2026 · Synced Oct 6, 2026, 4:53 AM EDT
Completed Phase 2 Interventional Results available

Podocyte Retinoids

NCT00098020
View directory record Official record
Conditions
Collapsing Glomerulopathy, Glomerulosclerosis, Focal Segmental
Interventions
Isotretinoin
Drug
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
16 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2016
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 13, 2017 · Synced Oct 6, 2026, 4:53 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Weekly Isotretinoin Therapy Study

NCT04594759
View directory record Official record
Conditions
Acne Vulgaris
Interventions
Isotretinoin
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
12 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated May 9, 2022 · Synced Oct 6, 2026, 4:53 AM EDT
Recruiting Phase 3 Interventional

Dinutuximab With Chemotherapy, Surgery and Stem Cell Transplantation for the Treatment of Children With Newly Diagnosed High Risk Neuroblastoma

NCT06172296
View directory record Official record
Conditions
Ganglioneuroblastoma, Nodular, Neuroblastoma
Interventions
Biospecimen Collection, Bone Marrow Aspiration, Bone Marrow Biopsy, Carboplatin, Cisplatin, Computed Tomography, Cyclophosphamide, Dinutuximab, Doxorubicin, Echocardiography Test, Etoposide, FDG-Positron Emission Tomography and Computed Tomography Scan, Hematopoietic Cell Transplantation, Irinotecan, Isotretinoin, Leukapheresis, Magnetic Resonance Imaging, Melphalan, Multigated Acquisition Scan, Radiation Therapy, Radionuclide Imaging, Survey Administration, Temozolomide, Thiotepa, Topotecan, Tumor Resection, Vincristine
Procedure · Drug · Biological + 2 more
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
Up to 30 Years
Enrollment
478 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
157
States / cities
Birmingham, Alabama • Mobile, Alabama • Mesa, Arizona + 127 more
Source: ClinicalTrials.gov public record
Updated Oct 2, 2026 · Synced Oct 6, 2026, 4:53 AM EDT
Completed Phase 1 Interventional

Induction Chemotherapy Using Cyclophosphamide and Topotecan in Treating Patients Who Are Undergoing Autologous Peripheral Stem Cell Transplantation for Newly Diagnosed or Progressive Neuroblastoma

NCT00070200
View directory record Official record
Conditions
Neuroblastoma
Interventions
filgrastim, cisplatin, cyclophosphamide, doxorubicin hydrochloride, etoposide, isotretinoin, melphalan, topotecan hydrochloride, vincristine sulfate, conventional surgery, peripheral blood stem cell transplantation, radiation therapy
Biological · Drug · Procedure + 1 more
Lead sponsor
Children's Oncology Group
Network
Eligibility
Up to 30 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2013
U.S. locations
5
States / cities
San Francisco, California • Chicago, Illinois • Memphis, Tennessee + 2 more
Source: ClinicalTrials.gov public record
Updated Feb 13, 2014 · Synced Oct 6, 2026, 4:53 AM EDT
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Weekly Isotretinoin vs Tetracycline for Moderate Acne

NCT06225570
View directory record Official record
Conditions
Acne Vulgaris
Interventions
Isotretinoin, Tetracycline
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
12 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated May 18, 2026 · Synced Oct 6, 2026, 4:53 AM EDT
Completed Phase 1Phase 2 Interventional

Combination Chemotherapy Followed By Peripheral Stem Cell Transplantation or Isotretinoin in Treating Patients With Acute Myeloid Leukemia, Myelodysplastic Syndrome, or Acute Lymphocytic Leukemia

NCT00003619
View directory record Official record
Conditions
Chronic Myeloproliferative Disorders, Leukemia, Myelodysplastic Syndromes, Thrombocytopenia
Interventions
filgrastim, vitamin E, busulfan, cytarabine, etoposide, fludarabine phosphate, isotretinoin, topotecan hydrochloride, bone marrow ablation with stem cell support, peripheral blood stem cell transplantation
Biological · Dietary Supplement · Drug + 1 more
Lead sponsor
Drexel University College of Medicine
Other
Eligibility
19 Years to 90 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2004
U.S. locations
2
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 26, 2013 · Synced Oct 6, 2026, 4:53 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

The Effect of Isotretinoin on the Etonogestrel Contraceptive Implant

NCT02967055
View directory record Official record
Conditions
Contraception
Interventions
Not listed
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Aug 11, 2020 · Synced Oct 6, 2026, 4:53 AM EDT
Completed Phase 1Phase 2 Interventional

Biological Therapy Plus Chemotherapy in Treating Patients With Metastatic or Recurrent Kidney Cancer

NCT00003585
View directory record Official record
Conditions
Kidney Cancer
Interventions
aldesleukin, recombinant interferon alfa, fluorouracil, isotretinoin, surgical procedure
Biological · Drug · Procedure
Lead sponsor
University of New Mexico
Other
Eligibility
Not listed
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1996 – 2002
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Dec 10, 2013 · Synced Oct 6, 2026, 4:53 AM EDT
Recruiting Phase 2 Interventional

Pediatric Precision Laboratory Advanced Neuroblastoma Therapy

NCT02559778
View directory record Official record
Conditions
Neuroblastoma
Interventions
Ceritinib, dasatinib, sorafenib, vorinostat, DFMO
Drug
Lead sponsor
Giselle Sholler
Other
Eligibility
Up to 22 Years
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2035
U.S. locations
24
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Oakland, California + 21 more
Source: ClinicalTrials.gov public record
Updated Sep 4, 2026 · Synced Oct 6, 2026, 4:53 AM EDT
Withdrawn Not applicable Interventional

Evaluating the Effect of Isotretinoin in Regulatory T-cell Function in Adverse Cutaneous Drug Eruptions (ACDEs): A Pilot Study

NCT02795143
View directory record Official record
Conditions
Toxic Epidermal Necrolysis
Interventions
Isotretinoin, Placebo
Drug · Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 69 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 7, 2023 · Synced Oct 6, 2026, 4:53 AM EDT
Completed Phase 2 Interventional Results available

RA-4: 13-cis Retinoic Acid for Treatment of Men With Azoospermia

NCT03323801
View directory record Official record
Conditions
Male Infertility, Azoospermia
Interventions
13-cis retinoic acid
Drug
Lead sponsor
University of Washington
Other
Eligibility
21 Years to 60 Years · Male only
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 26, 2021 · Synced Oct 6, 2026, 4:53 AM EDT
Completed Phase 2 Interventional Results available

Temozolomide Alone or in Combination With Thalidomide and/or Isotretinoin and/or Celecoxib in Treating Patients Who Have Undergone Radiation Therapy for Glioblastoma Multiforme

NCT00112502
View directory record Official record
Conditions
Brain and Central Nervous System Tumors, Glioblastoma Multiforme
Interventions
Celecoxib, Isotretinoin, Temozolomide, Thalidomide
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
178 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2014
U.S. locations
12
States / cities
Fort Smith, Arkansas • Orlando, Florida • Atlanta, Georgia + 9 more
Source: ClinicalTrials.gov public record
Updated Oct 18, 2021 · Synced Oct 6, 2026, 4:53 AM EDT
Withdrawn Phase 2 Interventional

90Y DOTA/Retinoic Acid for Neuroblastoma and Neuroendocrine Tumor (NET)

NCT01048086
View directory record Official record
Conditions
Neuroblastoma, Neuroendocrine Tumor
Interventions
Retinoic Acid, Placebo
Drug
Lead sponsor
University of Iowa
Other
Eligibility
6 Months to 30 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Jun 21, 2016 · Synced Oct 6, 2026, 4:53 AM EDT
Completed Phase 1 Interventional

Vorinostat and Isotretinoin in Treating Patients With High-Risk Refractory or Recurrent Neuroblastoma

NCT01208454
View directory record Official record
Conditions
Localized Unresectable Neuroblastoma, Recurrent Neuroblastoma, Regional Neuroblastoma, Stage 4 Neuroblastoma, Stage 4S Neuroblastoma
Interventions
Isotretinoin, Laboratory Biomarker Analysis, Pharmacological Study, Vorinostat
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
Up to 30 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2010
U.S. locations
12
States / cities
Los Angeles, California • Palo Alto, California • San Francisco, California + 9 more
Source: ClinicalTrials.gov public record
Updated Nov 24, 2015 · Synced Oct 6, 2026, 4:53 AM EDT
Completed Phase 1Phase 2 Interventional Results available

ch14.18 Pharmacokinetic Study in High-risk Neuroblastoma

NCT01592045
View directory record Official record
Conditions
Neuroblastoma
Interventions
ch14.18 -NCI, ch14.18-UTC, Granulocyte-Macrophage Colony-Stimulating Factor (GM-CSF), Aldesleukin (IL-2), Isotretinoin
Biological · Drug
Lead sponsor
United Therapeutics
Industry
Eligibility
Up to 8 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
13
States / cities
Los Angeles, California • Atlanta, Georgia • Chicago, Illinois + 10 more
Source: ClinicalTrials.gov public record
Updated Sep 23, 2015 · Synced Oct 6, 2026, 4:53 AM EDT
Terminated Phase 2 Interventional Results available

Neuroblastoma Protocol 2008: Therapy for Children With Advanced Stage High Risk Neuroblastoma

NCT00808899
View directory record Official record
Conditions
Neuroblastoma
Interventions
Temsirolimus, Irinotecan, Surgical Resection of Primary Tumor, Cyclophosphamide, Doxorubicin, Etoposide, Cisplatin, Topotecan, PBSC, Radiation Therapy, 13-cis-retinoic acid
Drug · Procedure · Radiation
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
Up to 18 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated May 30, 2017 · Synced Oct 6, 2026, 4:53 AM EDT
Completed Phase 3 Interventional Results available

Combination Chemotherapy and Surgery With or Without Isotretinoin in Treating Young Patients With Neuroblastoma

NCT00499616
View directory record Official record
Conditions
Neuroblastoma
Interventions
carboplatin, cyclophosphamide, doxorubicin hydrochloride, etoposide, topotecan hydrochloride, Isotretinoin, Surgery, Filgrastim
Drug · Procedure
Lead sponsor
Children's Oncology Group
Network
Eligibility
Up to 12 Years
Enrollment
464 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2021
U.S. locations
166
States / cities
Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 137 more
Source: ClinicalTrials.gov public record
Updated Jul 6, 2021 · Synced Oct 6, 2026, 4:53 AM EDT
Completed Phase 3 Interventional

High-Dose Chemotherapy Plus Autologous Stem Cell Transplantation Compared With Intermediate-Dose Chemotherapy Plus Autologous Stem Cell Transplantation With or Without Isotretinoin in Treating Young Patients With Recurrent High-Grade Gliomas

NCT00078988
View directory record Official record
Conditions
Brain Tumor, Central Nervous System Tumor
Interventions
filgrastim, carboplatin, etoposide, isotretinoin, thiotepa, autologous bone marrow transplantation, peripheral blood stem cell transplantation
Biological · Drug · Procedure
Lead sponsor
Children's Oncology Group
Network
Eligibility
Up to 20 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
52
States / cities
Little Rock, Arkansas • Oakland, California • Sacramento, California + 45 more
Source: ClinicalTrials.gov public record
Updated May 7, 2015 · Synced Oct 6, 2026, 4:53 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

De Novo Lipogenesis of Sebaceous Glands in Acne

NCT02620813
View directory record Official record
Conditions
Acne Vulgaris
Interventions
Tretinoin, Isotretinoin
Drug
Lead sponsor
University of California, Davis
Other
Eligibility
15 Years to 45 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
2
States / cities
Davis, California • Sacramento, California
Source: ClinicalTrials.gov public record
Updated Aug 5, 2021 · Synced Oct 6, 2026, 4:53 AM EDT