Drugs / Isotretinoin
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Isotretinoin

English name isotretinoin

Other / unclassified targets ACE2, CYP2D6, TMPRSS2 via inhibition

Developed for
neuroblastoma · acne · atypical teratoid rhabdoid tumor · cervical cancer · childhood medulloblastoma · glioblastoma · head and neck cancer · HIV infectious disease
+59 more · inherited ichthyosis · juvenile myelomonocytic leukemia · kidney cancer · leukemia · lung cancer · pineoblastoma · prostate cancer · rosacea · acneiform dermatitis · adult glioblastoma · adult oligodendroglioma · Alzheimer disease · anaplastic astrocytoma · anaplastic oligodendroglioma · anaplastic/large cell medulloblastoma · anus neoplasm · azoospermia · brain neoplasm · central nervous system cancer · common wart · COVID-19 · cutaneous melanoma · dermatophytosis · diffuse astrocytoma · dysplasia of cervix · embryonal tumor with multilayered rosettes · ependymoblastoma · epidermolysis bullosa dystrophica · esophageal cancer · focal segmental glomerulosclerosis · ganglioneuroblastoma · giant cell glioblastoma · gliosarcoma · hyperpigmentation of the skin · male infertility · medulloblastoma · medulloblastoma non-WNT/non-SHH group 3 · medulloblastoma non-WNT/non-SHH group 4 · medulloepithelioma · mycosis fungoides · myelodysplastic syndrome · neoplasm · nodular ganglioneuroblastoma · oligospermia · penile cancer · periodontal disorder · plasma cell myeloma · proliferative vitreoretinopathy · renal cell carcinoma · skin cancer · skin disorder caused by infection · supratentorial primitive neuroectodermal tumor · tinea corporis · tinea unguium · toxic epidermal necrolysis · actinic keratosis · radiation-induced disorder · seborrheic dermatitis · tinea infection
Investigated by
National Cancer Institute (NCI) · Children's Oncology Group · M.D. Anderson Cancer Center · Memorial Sloan Kettering Cancer Center · Zagazig University · Eastern Cooperative Oncology Group
+65 more · German Society for Pediatric Oncology and Hematology GPOH gGmbH · Kafrelsheikh University · Medical University of South Carolina · National Institute of Allergy and Infectious Diseases (NIAID) · University of Medicine and Dentistry of New Jersey · Y-mAbs Therapeutics · Ankara Training and Research Hospital · C17 Council · Cancer Biotherapy Research Group · Centre Hospitalier Universitaire de Nice · Centro Dermatológico Dr. Ladislao de la Pascua · Children's Cancer and Leukaemia Group · Children's Healthcare of Atlanta · Cipher Pharmaceuticals Inc. · Day One Biopharmaceuticals, Inc. · Demet Mutlu · Dr. Reddy's Laboratories Limited · Drexel University College of Medicine · Edward Lain, MD · Emory University · European Organisation for Research and Treatment of Cancer - EORTC · Fox Chase Cancer Center · Fundació Sant Joan de Déu · Hoag Memorial Hospital Presbyterian · Hoffmann-La Roche · LEO Pharma · Laboratoires Bailleul-Biorga · Latakia University · Massachusetts General Hospital · Medipol University · Merck Sharp & Dohme LLC · Multan Medical And Dental College · National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS) · National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK) · National Institute of General Medical Sciences (NIGMS) · Pak Emirates Military Hospital · Pakistan Institute of Medical Sciences · Patagonia Pharmaceuticals, LLC · Premier Specialists, Australia · Quanta Medical · Roche Products Limited · Rush University Medical Center · SB Istanbul Education and Research Hospital · Samsung Medical Center · SciClone Pharmaceuticals · Shahid Beheshti University of Medical Sciences · Sun Pharmaceutical Industries, Inc. · Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University · Tanta University · Tel-Aviv Sourasky Medical Center · The Scientific and Technological Research Council of Turkey · University Hospital, Strasbourg, France · University Hospitals Cleveland Medical Center · University of Aberdeen · University of California, Davis · University of California, San Francisco · University of Leicester · University of Nebraska · University of New Mexico · University of North Carolina · University of Washington · Uşak University · Vyne Therapeutics Inc. · Wake Forest University Health Sciences · Wills Eye

Regulatory milestones approvals, filings & regulatory actions · 3 recorded

MilestoneJurisdictionBrandIndicationDateSentence it was read from
Label expansions (2) US (FDA) ACCUTANE — 1986-06-06 – 2002-05-02 fda.gov ↗
Approved US (FDA) ACCUTANE — 1982-05-07 fda.gov ↗

Trials 93 · started per year

today
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1981198219831984198519861987198819891990199119921993199419951996199719981999200020012002200320042005200620072008200920102011201220132014201520162017201820192020202120222023202420252026202720282029
PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 03 trials
Phase 0 NCT06942039 Sep 2025 → Dec 2030 expected atypical teratoid rhabdoid tumor, childhood medulloblastoma, embryonal tumor with multilayered rosettes, ependymoblastoma +5 C17 Council Recruiting No outcome recorded
Phase 0 NCT06225570 Feb 2025 → Mar 2027 expected acne Medical University of South Carolina Recruiting No outcome recorded
Phase 0 NCT02620813 Oct 2015 → Oct 2017 acne University of California, Davis Completed No outcome recorded
Phase 116 trials
Phase 1 NCT06485505 Jul 2024 → Jul 2026 overdue tinea unguium Zagazig University Recruiting No outcome recorded
Phase 1 NCT06201624 Mar 2023 → Jan 2024 hyperpigmentation of the skin Zagazig University Unknown No outcome recorded
Phase 1 NCT04382950 Jul → Aug 2021 COVID-19 Kafrelsheikh University Unknown No outcome recorded
Phase 1 NCT01711554 Feb 2013 → Sep 2018 overdue neuroblastoma National Cancer Institute (NCI) Active not recruiting No outcome recorded
Phase 1 NCT01175356 Dec 2011 → Sep 2016 ganglioneuroblastoma, neuroblastoma Children's Oncology Group Completed No outcome recorded
Phase 1 NCT01888224 Jun 2011 — Dr. Reddy's Laboratories Limited Completed No outcome recorded
Phase 1 NCT01319838 Mar 2011 → Dec 2013 neuroblastoma Emory University Withdrawn No outcome recorded Stop: Enrollment
Phase 1 NCT01208454 Dec 2010 → Sep 2014 neuroblastoma National Cancer Institute (NCI) Completed No outcome recorded
Phase 1 NCT01103375 May 2010 → Jan 2013 adult glioblastoma, adult oligodendroglioma, anaplastic astrocytoma, anaplastic oligodendroglioma +3 Wake Forest University Health Sciences Terminated No outcome recorded Stop: Enrollment
Phase 1 NCT00867178 Feb 2009 → Apr 2020 medulloblastoma, pineoblastoma National Cancer Institute (NCI) Completed No outcome recorded
Phase 1/27 trials
Phase 1/2 NCT04730895 Jul → Sep 2021 — Kafrelsheikh University Unknown No outcome recorded
Phase 1/2 NCT04594759 Nov 2020 → Dec 2021 acne Medical University of South Carolina Completed No outcome recorded
Phase 1/2 NCT01560585 Apr 2012 → Aug 2014 Alzheimer disease University Hospitals Cleveland Medical Center Terminated No outcome recorded Stop: Business
Phase 1/2 NCT00555399 Nov 2007 → Jan 2020 glioblastoma M.D. Anderson Cancer Center Terminated No outcome recorded Stop: Business
Phase 1/2 NCT00324740 Mar 2006 → Feb 2011 renal cell carcinoma National Cancer Institute (NCI) Terminated No outcome recorded
Phase 1/2 NCT00003619 Feb 1998 → Apr 2004 leukemia, myelodysplastic syndrome, myeloproliferative neoplasm, thrombocytopenia Drexel University College of Medicine Completed No outcome recorded
Phase 1/2 NCT00003585 Aug 1996 → Aug 2001 kidney cancer University of New Mexico Completed No outcome recorded
Phase 225 trials · 1 missed
Phase 2 NCT07629167 Aug 2026 → Aug 2029 expected acneiform dermatitis University of California, San Francisco Not yet recruiting No outcome recorded
Phase 2 NCT07481370 Apr 2026 → Jun 2027 expected azoospermia, oligospermia University of Nebraska Enrolling by invitation No outcome recorded
Phase 2 NCT04909515 Dec 2021 → Jun 2026 neuroblastoma Y-mAbs Therapeutics Withdrawn No outcome recorded Stop: Business
Phase 2 NCT04385277 Dec 2020 → Jun 2023 overdue neuroblastoma, nodular ganglioneuroblastoma Children's Oncology Group Active not recruiting No outcome recorded
Phase 2 NCT04154293 Dec 2019 → Aug 2021 inherited ichthyosis LEO Pharma Completed No outcome recorded
Phase 2 NCT04870489 Nov 2017 → Nov 2020 acne Tel-Aviv Sourasky Medical Center Unknown No outcome recorded
Phase 2 NCT02864082 Mar 2017 → Feb 2018 inherited ichthyosis Patagonia Pharmaceuticals, LLC Completed No outcome recorded
Phase 2 NCT03033303 Jan 2017 → Sep 2025 neuroblastoma Memorial Sloan Kettering Cancer Center Completed No outcome recorded
Phase 2 NCT02771743 Apr 2015 → Mar 2020 neuroblastoma Samsung Medical Center Unknown No outcome recorded
Phase 2 NCT02169609 Nov 2014 → Dec 2016 neuroblastoma Fundació Sant Joan de Déu Completed No outcome recorded
Phase 317 trials · 3 met primary · 2 missed
Phase 3 NCT06447480 Apr 2025 → Sep 2027 expected acne Centre Hospitalier Universitaire de Nice Recruiting No outcome recorded
Phase 3 NCT04290572 Mar 2020 → Feb 2023 common wart Centro Dermatológico Dr. Ladislao de la Pascua Unknown No outcome recorded
Phase 3 NCT01041638 Dec 2009 → Dec 2013 neuroblastoma National Cancer Institute (NCI) Completed No outcome recorded
Phase 3 NCT00975143 Sep 2009 → May 2011 acne Cipher Pharmaceuticals Inc. Completed Met primary
Phase 3 NCT00499616 Oct 2007 → Jun 2014 neuroblastoma Children's Oncology Group Completed No outcome recorded
Phase 3 NCT00392327 May 2007 → Jun 2019 anaplastic/large cell medulloblastoma Children's Oncology Group Completed Missed primary
Phase 3 NCT00882531 Feb 2007 → Aug 2009 rosacea Laboratoires Bailleul-Biorga Completed No outcome recorded
Phase 3 NCT00410631 Oct 2004 → Dec 2010 neuroblastoma German Society for Pediatric Oncology and Hematology GPOH gGmbH Unknown No outcome recorded
Phase 3 NCT00078988 Oct 2004 → Sep 2006 brain neoplasm Children's Oncology Group Completed No outcome recorded
Phase 3 NCT00054561 Nov 2003 → Dec 2004 head and neck cancer Eastern Cooperative Oncology Group Completed No outcome recorded
Phase 413 trials
Phase 4 NCT07675239 Oct 2026 → Mar 2027 expected tinea corporis Pak Emirates Military Hospital Not yet recruiting No outcome recorded
Phase 4 NCT07639073 Jul → Oct 2026 expected acne Pakistan Institute of Medical Sciences Not yet recruiting No outcome recorded
Phase 4 NCT06698263 Mar 2025 → Dec 2027 expected male infertility University Hospital, Strasbourg, France Not yet recruiting No outcome recorded
Phase 4 NCT07012811 Feb 2024 → Mar 2025 skin disorder caused by infection Latakia University Completed No outcome recorded
Phase 4 NCT06047535 Oct 2023 → Jun 2027 expected neuroblastoma SciClone Pharmaceuticals Not yet recruiting No outcome recorded
Phase 4 NCT06873087 Sep 2023 → Jun 2024 rosacea SB Istanbul Education and Research Hospital Completed No outcome recorded
Phase 4 NCT05666765 Jan → Nov 2023 acne Tanta University Unknown No outcome recorded
Phase 4 NCT04940767 Jun 2021 → Apr 2023 acne Edward Lain, MD Completed No outcome recorded
Phase 4 NCT03076021 Jul 2016 → Nov 2023 — University of Washington Completed No outcome recorded
Phase 4 NCT02457520 Jan 2015 → Apr 2018 acne Sun Pharmaceutical Industries, Inc. Completed No outcome recorded
Phase not applicable12 trials
— NCT07142070 Sep → Dec 2025 overdue periodontal disorder Medipol University Not yet recruiting No outcome recorded
— NCT07309341 Jun 2025 → Jul 2026 anosmia Uşak University Completed No outcome recorded
— NCT07420894 Jan → Jul 2025 dermatophytosis Multan Medical And Dental College Completed No outcome recorded
— NCT07675460 Apr 2024 → Jul 2025 acne, dry eye syndrome Demet Mutlu Completed No outcome recorded
— NCT06378983 Sep 2022 → Jun 2024 acne Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University Unknown No outcome recorded
— NCT05622253 Mar → Dec 2022 acne Zagazig University Completed No outcome recorded
— NCT04204304 Mar → Aug 2019 isotretinoin syndrome, musculoskeletal system disorder, vitamin D deficiency Ankara Training and Research Hospital Completed No outcome recorded
— NCT02795143 Nov 2016 → Jun 2020 toxic epidermal necrolysis Massachusetts General Hospital Withdrawn No outcome recorded Stop: Enrollment
— NCT02100930 Mar 2014 → Mar 2019 neuroblastoma Memorial Sloan Kettering Cancer Center Completed No outcome recorded
— NCT00939965 Feb 2009 → ? neuroblastoma Children's Cancer and Leukaemia Group Unknown No outcome recorded
Comparator or background therapy37 trials
Phase 1 NCT00098891 Background Oct 2004 → Mar 2008 Burkitt lymphoma, Hodgkins lymphoma, MALT lymphoma, Waldenstrom macroglobulinemia +13 National Cancer Institute (NCI) Completed No outcome recorded
Phase 1 NCT00070200 Background Mar 2004 → Sep 2006 neuroblastoma Children's Oncology Group Completed No outcome recorded
Phase 1 NCT01020539 Background Sep 2002 → Jul 2011 acute myeloid leukemia, juvenile myelomonocytic leukemia, myelodysplastic syndrome Columbia University Completed No outcome recorded
Phase 1/2 NCT01592045 Background Aug 2012 → Jun 2014 neuroblastoma United Therapeutics Completed No outcome recorded
Phase 1/2 NCT01701479 Background Jan 2012 → Dec 2020 neuroblastoma St. Anna Children's Cancer Research Unknown No outcome recorded

News releases announcing trial results or a regulatory action · 5

DateIssuerRelease
2026-10-02 Cipher Pharmaceuticals Inc. Regulatory EPURIS ® : Now Publicly Reimbursed in Alberta as a General Benefit cipherpharma.com ↗
2026-08-27 Cipher Pharmaceuticals Inc. Regulatory EPURIS ® : Now Publicly Reimbursed in Québec as a General Benefit cipherpharma.com ↗
Cipher Pharmaceuticals Inc. is pleased to inform you that EPURIS ® (isotretinoin) capsules have been approved for funding by the Government of Québec effective today August 27 th , 2026 1 .
2026-08-17 Cipher Pharmaceuticals Inc. Regulatory EPURIS ® : Now Publicly Reimbursed in British Columbia as a General Benefit cipherpharma.com ↗
Cipher Pharmaceuticals Inc. is pleased to inform you that EPURIS ® (isotretinoin) capsules have been approved for funding by the Province of British Columbia effective today August 17 th , 2026 1 .
2023-08-31 Zydus Lifesciences Limited Regulatory Zydus receives final approval from the USFDA for Isotretinoin Capsules USP, 10 mg, 20 mg 30 mg and 40 mg zyduslife.com ↗
Zydus Lifesciences Limited (including its subsidiaries/affiliates, hereafter referred to as “Zydus”) has received final approval from the United States Food and Drug Administration (USFDA) for Isotretinoin Capsules USP, 10 mg, 20 mg 30 mg and 40 mg (RLD: Accutane® Capsules, 10 mg, 20 mg and 40 mg: RS: Claravis 10 mg, 20 mg, 30 mg and 40 mg).
2018-02-01 Impax Laboratories, LLC Regulatory Amneal Introduces Isotretinoin Capsules amneal.com ↗
Amneal’s generic received FDA approval under a Risk Evaluation and Mitigation Strategy (REMS) known as the iPledge program.

Evidence & citations 14 cited values

Every value below carries the sentence it was read from. 133 sources stand behind the page.

FieldValueCited text
Known as isotretinoin “In another study by Sinha et al who analyzed a publicly available Connectivity Map (CMAP) dataset of pre/post transcriptomic profiles for drug treatment in cell lines for over...” NCT04382950 ↗
129

“After searching, we found a study analyzed a broad set of 672 clinically approved drugs for treatment in cell lines demonstrated that isotretinoin was the potent and strongest...” NCT04730895 ↗

“Naxitamab and Granulocyte-Macrophage Colony Stimulating Factor (GM-CSF) Combined With Isotretinoin for Maintenance Treatment of Patients With High-Risk Neuroblastoma in First...” NCT06047535 ↗

“Seconed drug is Isotretinoin(13cis RA) and ATRA may be able to inhibit COVID 2019 infection via inducing the antiviral immunity and this is discussed as follow :” NCT04396067 ↗

“Standard arm six chemotherapy cycles (3xN5 and 3x N6) followed by myeloablative therapy with stem cell support and isotretinoin” NCT03042429 ↗

“Isotretinoin (13-cis-retinoic acid, or RA) (160mg/m2/day or 5.33mg/kg/day if \< 12kg) PO divided into 2 doses daily x 14 days.” NCT02169609 ↗

“Isotretinoin remains the mainstay of acne treatment.” NCT05622253 ↗

“Post-transplantation isotretinoin therapy” NCT00609739 ↗

“isotretinoin” NCT00701740 ↗

NCT07228481 ↗

NCT06242288 ↗

Show 119 more sources

Known as 13-cis retinoic acid “Subsequently, however, a sentinel randomized clinical trial demonstrated that isotretinoin(13-cis-retinoic acid), when given to patients with minimal residual disease following...” NCT01319838 ↗
17

“Isotretinoin (13-cis retinoic acid; 13-cis RA) is the only drug capable of inducing a long-term or permanent remission of acne; however, the mechanisms leading to this durable...” NCT04396067 ↗

“The most effective treatment for acne is still isotretinoin (13-cis-retinoic acid), an oral retinoid that was licensed in 1982 for the treatment of acne vulgaris.” NCT07054398 ↗

“Isotretinoin, also known as 13-cis-retinoic acid and sold under the brand name Accutane among others, is a medication primarily used to treat severe acne” NCT06242288 ↗

“Oral isotretinoin (13-cis-retinoic acid) is the only drug that counteracts all the pathogenetic mechanisms that contribute to the development of acne” NCT05218486 ↗

“Oral isotretinoin (13-cis-retinoic acid) is the only drug that counteracts all the pathogenetic mechanisms that contribute to the development of acne” NCT05529888 ↗

“Specific Aim: To investigate if isotretinoin (13-cis-retinoic acid) administration decreases CYP2D6 activity in adolescent patients.” NCT03076021 ↗

“Isotretinoin (13-cis-retinoic acid; ISOT) will be administered by mouth over six courses as follows:” NCT01592045 ↗

“isotretinoin (13-cis retinoic acid) is the most potent known inhibitor of sebum production.” NCT05869188 ↗

“Isotretinoin is a retinoic acid analogue (13-cis-retinoic acid) supplied as oral capsules.” NCT04940767 ↗

“controlled prospective study of oral isotretinoin (also called 13-cis retinoic acid)” PMID 3287161 ↗ Jun 1988

Show 7 more sources

Known as 13-cis-RA “Seconed drug is Isotretinoin(13cis RA) and ATRA may be able to inhibit COVID 2019 infection via inducing the antiviral immunity and this is discussed as follow :” NCT04396067 ↗
4

“Isotretinoin(13cis RA) may be able to inhibit COVID 2019 infection via reversIing the androgenic induction and activation effect of (DHT) on TMPRSS2 expression” NCT04353180 ↗

“Isotretinoin(13cis RA) may be able to inhibit COVID 2019 entry via down regulation of ACE2 via action like shRNA targeting ACE2 gene expression” NCT04382950 ↗

“Isotretinoin (13-cis retinoic acid (13-cis RA)) is the most potent inhibitor of sebum production” PMID 16575387 ↗ Mar 2006

“Isotretinoin(13cis RA) may be able to inhibit COVID 2019 entry via down regulation of ACE2” NCT04389580 ↗

Known as 13-CRA “Isotretinoin, 13-CRA, NSC-329481; with Interferon alpha (Schering or Hoffmann-La Roche), IFN-A, NSC-377523 or NSC-367982.” NCT00002506 ↗
Known as Accutane “Isotretinoin is a retinoic acid analogue (13-cis-retinoic acid) supplied as oral capsules. and was approved in the US for the treatment of severe acne vulgaris in 1982 under...” NCT04940767 ↗
4

“Isotretinoin, also known as 13-cis-retinoic acid and sold under the brand name Accutane among others, is a medication primarily used to treat severe acne” NCT06242288 ↗

“Isotretinoin (Accutane, Roche Laboratories Inc, Nutley, NJ) is an important drug” NCT04577378 ↗

“conventional course of isotretinoin (formerly known as Accutane)” NCT04594759 ↗

“Isotretinoin (Accutane)” NCT00038376 ↗

Known as CIP-Isotretinoin “The purpose of this study is to compare the efficacy and safety of CIP-Isotretinoin and a marketed (generic) formulation of isotretinoin when both are administered twice daily...” NCT00975143 ↗
Known as ISO “Isotretinoin (ISO) has been used in the treatment of patients with severe acne vulgaris (AV)” NCT04204304 ↗
1

“Oral isotretinoin (ISO) is the gold standard for severe nodular acne.” PMID 24934963 ↗ Oct 2014

Known as NSC-329481 “Isotretinoin, 13-CRA, NSC-329481; with Interferon alpha (Schering or Hoffmann-La Roche), IFN-A, NSC-377523 or NSC-367982.” NCT00002506 ↗
Known as PAT-001 ClinicalTrials.gov intervention name — accepted as the source's own label NCT02864082 ↗
Known as Roaccutane “Oral administration of isotretinoin (Roaccutane) in capsule form” NCT07228481 ↗
1

“isotretinoin (Roaccutane)” NCT00416585 ↗

Action Inhibit “Specific Aim: To investigate if isotretinoin (13-cis-retinoic acid) administration decreases CYP2D6 activity in adolescent patients.” NCT03076021 ↗
Modality Other / unclassified “Oral isotretinoin is a retinoid” NCT01139749 ↗
Route Oral “Patients are randomized to receive oral isotretinoin for 6 months or be observed only for 6 months” NCT00001073 ↗
Target CYP2D6 “Specific Aim: To investigate if isotretinoin (13-cis-retinoic acid) administration decreases CYP2D6 activity in adolescent patients.” NCT03076021 ↗