Drugs / Carbidopa
last change 29 days ago re-read 2 minutes ago

Carbidopa

targets DDC via inhibition

Developed for
Parkinson disease · cocaine abuse · parkinsonian disorder · age-related macular degeneration · autonomic nervous system disorder · cocaine dependence · major depressive disorder · orthostatic hypotension
+21 more · Riley-Day syndrome · albinism · alcohol-related disorders · attention deficit-hyperactivity disorder · atypical depressive disorder · baroreflex failure · brain injury · depressive disorder · hypertensive disorder · impulse control disorder · obstructive sleep apnea syndrome · oculocutaneous albinism · postural orthostatic tachycardia syndrome · spinal cord injury · type 2 diabetes mellitus · amblyopia · amyotrophic lateral sclerosis · aphasia · fibromyalgia · stroke disorder · subacute bursitis
Investigated by
Orion Corporation, Orion Pharma · Impax Laboratories, LLC · Intec Pharma Ltd. · National Institute on Drug Abuse (NIDA) · NeuroDerm Ltd. · Hong Kong WD Pharmaceutical Co., Limited
+57 more · National Institute on Aging (NIA) · New York State Psychiatric Institute · Shanghai WD Pharmaceutical Co., Ltd. · University of Michigan · Vanderbilt University · AbbVie · Emory University · NYU Langone Health · National Institute of Mental Health (NIMH) · Pfizer · Snyder, Robert W., M.D., Ph.D., P.C. · TFS Trial Form Support · The University of Texas Health Science Center, Houston · AbbVie · Amneal Pharmaceuticals, LLC · BalGenSource Medical Technology Co. Ltd. · Bial - Portela C S.A. · Bronx VA Medical Center · Charite University, Berlin, Germany · Chelsea Therapeutics · Clinical Data Science GmbH · Clintrex Research Corporation · Columbia University · Depomed · Dr. Ulrike Grittner · GE Healthcare · Impel Pharmaceuticals · Institute for Neurodegenerative Disorders · International Brain Research Foundation · Julien Bally · Laboratorios Andromaco S.A. · LobSor Pharmaceuticals AB · McGill University Health Centre/Research Institute of the McGill University Health Centre · Michael J. Fox Foundation for Parkinson's Research · Molecular NeuroImaging · Motognosis GmbH · National Institute of Neurological Disorders and Stroke (NINDS) · Novartis · Oregon Health and Science University · Prof. Dr. Soyoung Q Park · Prof. Dr. Stefan M. Gold · Quintiles, Inc. · Quotient Clinical · Sandoz · Second Affiliated Hospital of Soochow University · Shanghai BioGuider Medical Technology Co., Ltd. · Shanghai Xihua Scientific Co., Ltd. · Shanghai Xuhui Central Hospital · Snyder Biomedical Corporation · SynAgile Corporation · UCB Pharma · University of Minnesota · University of Texas · University of Washington · University of Wisconsin, Madison · Virginia Commonwealth University · Weston Brain Institute

Regulatory milestones approvals, filings & regulatory actions · 2 recorded

MilestoneJurisdictionBrandIndicationDateSentence it was read from
Approved EU (EMA) Stalevo 2003-10-17 europa.eu
Approved US (FDA) SINEMET 1975-05-02 fda.gov

Trials 71 · started per year

today
US approved 1975
EU approved 2003
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PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 01 trial
Phase 0 NCT05471609 Jun → Aug 2025 University of Minnesota Completed No outcome recorded
Phase 122 trials
Phase 1 NCT07442591 Mar → Jun 2026 overdue Shanghai WD Pharmaceutical Co., Ltd. Recruiting No outcome recorded
Phase 1 NCT06161220 Oct → Dec 2023 Impax Laboratories, LLC Completed No outcome recorded
Phase 1 NCT05708274 Jan 2023 → Oct 2025 spinal cord injury Bronx VA Medical Center Completed No outcome recorded
Phase 1 NCT05250141 Feb 2022 Laboratorios Andromaco S.A. Completed No outcome recorded
Phase 1 NCT05128175 Oct 2021 → Jan 2022 Parkinson disease Shanghai WD Pharmaceutical Co., Ltd. Unknown No outcome recorded
Phase 1 NCT04591535 Sep 2020 → Mar 2021 Parkinson disease Hong Kong WD Pharmaceutical Co., Limited Unknown No outcome recorded
Phase 1 NCT04553978 Sep 2020 → Mar 2021 Parkinson disease Hong Kong WD Pharmaceutical Co., Limited Unknown No outcome recorded
Phase 1 NCT04513340 Aug → Sep 2020 Parkinson disease Hong Kong WD Pharmaceutical Co., Limited Unknown No outcome recorded
Phase 1 NCT03140956 Apr → Jul 2017 Parkinson disease Orion Corporation, Orion Pharma Completed No outcome recorded
Phase 1 NCT03055936 Feb → Jun 2017 Orion Corporation, Orion Pharma Completed No outcome recorded
Phase 1/27 trials
Phase 1/2 NCT06831500 Jul 2025 → Nov 2026 expected Parkinson disease, multiple system atrophy, parkinsonian type, orthostatic hypotension Julien Bally Recruiting No outcome recorded
Phase 1/2 NCT06587217 Oct 2024 → Apr 2025 parkinsonian disorder University of Michigan Completed No outcome recorded
Phase 1/2 NCT06219915 Mar → May 2024 parkinsonian disorder University of Michigan Completed No outcome recorded
Phase 1/2 NCT04325503 Feb 2021 → Jun 2022 parkinsonian disorder University of Michigan Completed No outcome recorded
Phase 1/2 NCT02696512 Mar 2016 → Mar 2017 brain injury International Brain Research Foundation Unknown No outcome recorded
Phase 1/2 NCT00547911 Oct 2007 → Apr 2013 Parkinson disease, autonomic nervous system disorder, multiple system atrophy National Institute of Neurological Disorders and Stroke (NINDS) Terminated No outcome recorded
Phase 1/2 NCT00239564 Oct 2005 → Dec 2007 Parkinson disease Impax Laboratories, LLC Completed No outcome recorded
Phase 221 trials
Phase 2 NCT05036473 Nov 2021 → Dec 2022 Parkinson disease Shanghai WD Pharmaceutical Co., Ltd. Completed No outcome recorded
Phase 2 NCT04778176 Jun 2021 → Jul 2022 Parkinson disease SynAgile Corporation Completed No outcome recorded
Phase 2 NCT02873351 Sep 2019 → Dec 2020 age-related macular degeneration Snyder, Robert W., M.D., Ph.D., P.C. Withdrawn No outcome recorded
Phase 2 NCT03541356 May 2018 → Jun 2019 Parkinson disease Impel Pharmaceuticals Completed No outcome recorded
Phase 2 NCT03197493 Aug 2017 → Jul 2020 age-related macular degeneration Snyder, Robert W., M.D., Ph.D., P.C. Completed No outcome recorded
Phase 2 NCT02577523 Dec 2015 → Dec 2016 Parkinson disease NeuroDerm Ltd. Completed No outcome recorded
Phase 2 NCT02271503 Nov 2015 → Aug 2016 Parkinson disease Impax Laboratories, LLC Completed No outcome recorded
Phase 2 NCT02553265 Sep 2015 → May 2019 Riley-Day syndrome, baroreflex failure NYU Langone Health Completed No outcome recorded
Phase 2 NCT02080819 Feb 2014 → Jan 2017 cocaine dependence Virginia Commonwealth University Completed No outcome recorded
Phase 2 NCT01663935 Oct 2012 → Apr 2018 albinism, oculocutaneous albinism University of Wisconsin, Madison Terminated No outcome recorded
Phase 2/32 trials
Phase 2/3 NCT01468012 Jul 2014 cocaine dependence New York State Psychiatric Institute Completed No outcome recorded
Phase 2/3 NCT00685919 May 2008 → Jul 2020 postural orthostatic tachycardia syndrome Vanderbilt University Completed No outcome recorded
Phase 38 trials
Phase 3 NCT04379050 Jun 2020 → Apr 2026 Parkinson disease AbbVie Completed No outcome recorded
Phase 3 NCT03462043 Apr → Nov 2018 Parkinson disease NeuroDerm Ltd. Withdrawn No outcome recorded
Phase 3 NCT02615873 Jul 2016 → Dec 2019 Parkinson disease Intec Pharma Ltd. Unknown No outcome recorded
Phase 3 NCT02605434 Mar 2016 → Jul 2019 Parkinson disease Intec Pharma Ltd. Unknown No outcome recorded
Phase 3 NCT01736176 Mar 2013 → Mar 2015 Parkinson disease AbbVie Completed No outcome recorded
Phase 3 NCT01212484 Dec 2009 → Feb 2012 Riley-Day syndrome NYU Langone Health Completed No outcome recorded
Phase 3 NCT00134966 Aug 2005 → Sep 2007 Parkinson disease Novartis Completed No outcome recorded
Phase 3 NCT00139880 Jun → Aug 2005 Parkinson disease UCB Pharma Completed No outcome recorded
Phase 48 trials
Phase 4 NCT06765668 Feb → Nov 2025 overdue Parkinson disease Impax Laboratories, LLC Recruiting No outcome recorded
Phase 4 NCT06236230 Nov 2023 → Jun 2024 Parkinson disease Second Affiliated Hospital of Soochow University Unknown No outcome recorded
Phase 4 NCT04742348 Feb → Aug 2023 alcohol-related disorders University of Washington Withdrawn No outcome recorded
Phase 4 NCT04723147 Jan 2021 → Oct 2023 atypical depressive disorder, depressive disorder Emory University Completed No outcome recorded
Phase 4 NCT03761030 Jan 2019 → Sep 2021 dysthymic disorder, major depressive disorder New York State Psychiatric Institute Terminated No outcome recorded
Phase 4 NCT03111485 May 2017 → Oct 2022 Parkinson disease, obstructive sleep apnea syndrome McGill University Health Centre/Research Institute of the McGill University Health Centre Completed No outcome recorded
Phase 4 NCT01683253 Nov 2012 → Dec 2014 impulse control disorder Sandoz Completed No outcome recorded
Phase 4 NCT00174239 Jul 2004 → Sep 2005 Parkinson disease Pfizer Terminated No outcome recorded
Phase not applicable2 trials
NCT05909267 Jul 2023 → Jul 2026 overdue major depressive disorder Charite University, Berlin, Germany Recruiting No outcome recorded
NCT00129181 Jan 2005 → Dec 2006 Parkinson disease Institute for Neurodegenerative Disorders Completed No outcome recorded
Also used as a comparator or background therapy in 70 trials
PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 02 trials
Phase 0 NCT05132660 Background Jul 2022 → Dec 2027 expected diabetic retinopathy VA Office of Research and Development Enrolling by invitation No outcome recorded
Phase 0 NCT04244058 Background Sep 2020 → May 2023 cognitive disorder, traumatic brain injury Weill Medical College of Cornell University Suspended No outcome recorded
Phase 114 trials
Phase 1 NCT04052776 Comparator Sep 2020 → Oct 2023 spinal cord injury Centre Hospitalier Universitaire Vaudois Completed No outcome recorded
Phase 1 NCT04246437 Background Feb 2020 → Feb 2027 expected Lewy body dementia, Parkinson disease, pure autonomic failure Daniel Claassen Recruiting No outcome recorded
Phase 1 NCT03929068 Comparator May 2019 → Jul 2022 amyotrophic lateral sclerosis Washington University School of Medicine Completed No outcome recorded
Phase 1 NCT03887884 Background Mar → Jun 2019 Parkinson disease Acorda Therapeutics Completed No outcome recorded
Phase 1 NCT03266965 Background Mar 2018 → Aug 2020 multiple sclerosis University of Miami Completed No outcome recorded
Phase 1/25 trials
Phase 1/2 NCT07709741 Comparator Jun 2026 → Jun 2027 expected University of Minnesota Not yet recruiting No outcome recorded
Phase 1/2 NCT07246278 Comparator Nov 2025 → Nov 2026 expected Parkinson disease Tanta University Recruiting No outcome recorded
Phase 1/2 NCT01229332 Comparator Jan → Nov 2011 Parkinson disease NeuroDerm Ltd. Completed No outcome recorded
Phase 1/2 NCT01026428 Background Sep 2009 → Jul 2010 Parkinson disease Newron Pharmaceuticals SPA Completed No outcome recorded
Phase 1/2 NCT00914602 Comparator May 2009 → Jan 2010 Parkinson disease XenoPort, Inc. Completed No outcome recorded
Phase 218 trials
Phase 2 NCT07001150 Comparator May 2025 → May 2026 overdue Parkinson disease Tanta University Recruiting No outcome recorded
Phase 2 NCT06626152 Background Aug 2024 → May 2026 overdue major depressive disorder University of British Columbia Recruiting No outcome recorded
Phase 2 NCT06614153 Comparator May 2023 → Jan 2024 Parkinson disease Jiangsu HengRui Medicine Co., Ltd. Completed No outcome recorded
Phase 2 NCT05781711 Background Jan 2023 → Jan 2025 Parkinson disease Tanta University Completed No outcome recorded
Phase 2 NCT07444892 Background Apr 2022 → Nov 2025 diabetic retinopathy Emory University Completed No outcome recorded
Phase 2/37 trials
Phase 2/3 NCT07229651 Comparator Nov 2025 → Nov 2026 expected Parkinson disease Tanta University Recruiting No outcome recorded
Phase 2/3 NCT07229664 Comparator Nov 2025 → Nov 2026 expected Parkinson disease Tanta University Recruiting No outcome recorded
Phase 2/3 NCT06785298 Comparator Dec 2024 → Dec 2026 expected Parkinson disease Tanta University Recruiting No outcome recorded
Phase 2/3 NCT06113640 Comparator Nov 2023 → Nov 2026 expected Parkinson disease Mostafa Bahaa Recruiting No outcome recorded
Phase 2/3 NCT04520178 Comparator Jul 2020 → Jun 2026 overdue spinal cord injury University of Alberta Recruiting No outcome recorded
Phase 36 trials
Phase 3 NCT03735901 Comparator Jun 2019 → Aug 2024 overdue stroke disorder University Hospital, Basel, Switzerland Active not recruiting No outcome recorded
Phase 3 NCT01568073 Background Mar 2011 → Nov 2013 Parkinson disease Bial - Portela C S.A. Completed No outcome recorded
Phase 3 NCT01227655 Background Mar 2011 → Jul 2012 Parkinson disease Bial - Portela C S.A. Completed No outcome recorded
Phase 3 NCT01190813 Comparator Sep 2010 → Jan 2014 amblyopia Jaeb Center for Health Research Completed No outcome recorded
Phase 3 NCT00357994 Comparator Jan 2009 → Oct 2011 Parkinson disease AbbVie Completed No outcome recorded
Phase 413 trials
Phase 4 NCT06075771 Background Nov 2023 → Jan 2027 expected atypical depressive disorder, depressive disorder Emory University Recruiting No outcome recorded
Phase 4 NCT06013956 Background Aug 2023 → Jun 2028 expected Parkinson disease David Escobar Recruiting No outcome recorded
Phase 4 NCT04952194 Comparator Jan 2022 → Dec 2023 Parkinson disease Second Affiliated Hospital, School of Medicine, Zhejiang University Unknown No outcome recorded
Phase 4 NCT04990284 Background Nov 2021 → Apr 2023 Parkinson disease Bial - Portela C S.A. Completed No outcome recorded
Phase 4 NCT04821830 Background Feb 2020 → Apr 2024 Parkinson disease University of Michigan Completed No outcome recorded
Phase not applicable5 trials
NCT07614126 Background Apr → Dec 2026 expected CTNNB1-related neurodevelopmental disorder and/or vitreoretinopathy University Hospital, Montpellier Recruiting No outcome recorded
NCT04590612 Comparator Jan 2021 → Jan 2022 Parkinson disease, depressive disorder Western University, Canada Unknown No outcome recorded
NCT04054960 Comparator Sep 2019 → Sep 2021 Parkinson disease Western University, Canada Unknown No outcome recorded
NCT01470859 Comparator Dec 2011 → Aug 2014 Parkinson disease Huashan Hospital Completed No outcome recorded
NCT01218425 Background Nov 2010 → Jun 2012 Maastricht University Medical Center Completed No outcome recorded

Press releases naming this drug 4 releases

DateIssuerRelease
2021-10-28 AbbVie AbbVie Announces ABBV-951 (Foslevodopa/Foscarbidopa) Showed Improvement in Controlling Motor Fluctuations Compared to Oral Levodopa/Carbidopa Medication in Pivotal Phase 3 Trial in Patients with Advanced Parkinson's Disease abbvie.com
2019-09-23 AbbVie AbbVie to Present New and Updated Data From 22 Abstracts, Including Two Late-Breaking Abstracts for ABBV-951 and DUODOPA® (levodopa/carbidopa intestinal gel), at the International Congress of Parkinson's Disease and Movement Disorders® abbvie.com
2015-06-12 AbbVie AbbVie to Present Data from Studies of DUOPA® (carbidopa and levodopa) Enteral Suspension in Advanced Parkinson's Disease During the International Congress of Parkinson's Disease and Movement Disorders abbvie.com
2015-01-12 AbbVie AbbVie Announces U.S. FDA Approval of DUOPA™ (carbidopa and levodopa) Enteral Suspension for the Treatment of Motor Fluctuations in Patients with Advanced Parkinson's Disease abbvie.com

Evidence & citations 7 cited values

Every value below carries the sentence it was read from. 141 sources stand behind the page.

FieldValueCited text
Known as Carbidopa “Those assigned to L-DOPA will begin taking 37.5mg carbidopa/150 mg levodopa once daily (with placebo twice daily) for one week, then increase to 75mg carbidopa/300mg levodopa...” NCT03761030
139

“To test whether Parcopa, a new Orally Disintegrating Tablet of Carbidopa-Levodopa, has a faster onset of action, changes in the UPDRS Motor Exam score at intervals after a...” NCT00139880

“Battery of medications provided through a 12-week schedule including: Minocycline, Lamotrigine, Flumazenil, Modafinil, Bromocriptine, Donepezil, Methylphenidate, Methyl B12,...” NCT02696512

“CREXONT ER capsules will contain Carbidopa (CD)/Levodopa (LD) 35.0 milligrams (mg)/140 mg and/or CD/LD 52.5 mg/210.0 mg and/or CD/LD 70.0 mg/280 mg and/or CD/LD 87.5 mg/350 mg.” NCT06765668

“Treatment with L-dopa combined with a peripheral decarboxylase inhibitor (carbidopa) will be introduced gradually over a period of one year from the start of treatment.” NCT07614126

“A single dose of IR Carbidopa-levodopa (CD-LD) (50/200 mg) will be administered. Supplied as 2 over-encapsulated pills (25 mg carbidopa / 100 mg levodopa each).” NCT05708274

“Participants will be administered a levodopa-carbidopa challenge, at a dosage of 150mg/37.5mg once daily for one week, followed by twice daily for one week.” NCT06626152

“Treatment A: 100mg safinamide once daily administration for 6 days + immediate release levodopa formulation (100 mg levodopa + 25 mg carbidopa = Nacom®).” NCT01026428

“Intermittent Oral Administration vs. Semi-continuous Intra-oral Administration of Levodopa/Carbidopa in Fluctuating Parkinsonian Patients” NCT02763137

“Patients will receive tablets of generic 25 mg carbidopa/100 mg levodopa as the drug treatment.” NCT07444892

“Sinemet CR (25 mg carbidopa/100 mg levodopa) will be taken by mouth twice daily for two weeks.” NCT02706977

“two gel capsules with 100mg L-DOPA (with 25 mg carbidopa to inhibit peripheral decarboxylase)” NCT04558112

“IPX203 contains two different drugs called levodopa and carbidopa in one capsule.” NCT02271503

“IPX054 contains two different drugs called levodopa and carbidopa in one tablet.” NCT00253084

“IPX054 contains two different drugs called levodopa and carbidopa in one tablet.” NCT00239564

“L-DOPA/carbidopa or benserazide (L-DOPA/DDCI), 100/25 mg, oral administration” NCT04990284

“Levodopa plus a dopa decarboxylase inhibitor (DDCI: carbidopa or benserazide)” NCT03103399

“levodopa and carbidopa solution for subcutaneous administration” NCT01486628

“Sinemet® CR 200/50 (levodopa 200 mg / carbidopa 50 mg) tablets” NCT02774564

“We will give 3 tablets of Levodopa-Carbidopa (100/25).” NCT04054960

“Long-acting levodopa: levodopa 200mg/ carbidopa 50mg” NCT03111485

“Sinemet CR 250' (Levodopa 200mg, and 50mg carbidopa)” NCT01470859

“WD-1603 extended-release carbidopa/levodopa tablets” NCT04553978

“Single oral dose of Carbidopa/Levodopa 25 mg/100 mg” NCT03887884

“a Liquid Formulation of Levodopa/Carbidopa (LD/CD)” NCT02096601

“Levodopa 100 mg/carbidopa 25 mg (Sinemet 25/100” NCT02763839

“Amantadine 150 mg L-DOPA 375mg/carbidopa 75mg” NCT04244058

“72.5mg carbidopa (CD) and 230mg levodopa (LD)” NCT01515410

“Accordion Pill Carbidopa/Levodopa (AP-CD/LD)” NCT00947037

“800mg levodopa and 200mg carbidopa per day” NCT00713583

Carbidopa-Levodopa Enteral Suspension.” NCT03462043

“administered with Lodosyn® (carbidopa)” NCT00914602

“25 mg carbidopa/100 mg levodopa” NCT05132660

“levodopa/carbidopa/entacapone” NCT02764125

CarbidopaNCT04000919

NCT01951105

NCT01212484

NCT02553265

NCT02633839

NCT00789672

NCT06161220

NCT01484990

NCT01519284

NCT00562198

NCT03140956

NCT05250141

NCT01296464

NCT00218075

NCT01736176

NCT02577523

NCT06831500

NCT00134966

NCT02615873

NCT04520178

NCT06013956

NCT02513485

NCT01663935

NCT05909267

NCT00558337

NCT00642356

NCT03266965

NCT07709741

NCT07229651

NCT02116465

NCT01218425

NCT01683253

NCT04513340

NCT07229664

NCT04325503

NCT00200447

NCT01323374

NCT06614153

NCT01171313

NCT06236230

NCT01468012

NCT07001150

NCT02080819

NCT02633007

NCT06587217

NCT02554734

NCT03197493

NCT03022318

NCT01429077

NCT05128175

NCT00918177

NCT00219284

NCT01568073

NCT00143026

NCT00357994

NCT00223717

NCT04246437

NCT05471609

NCT04591535

NCT01229332

NCT00174239

NCT07442591

NCT06113640

NCT06075771

NCT03735901

NCT02486432

NCT02346630

NCT02605434

NCT01399905

NCT00693862

NCT03496870

NCT04052776

NCT04821830

NCT00223691

NCT00218023

NCT04000919

NCT04778176

NCT04742348

NCT02873351

NCT03541356

NCT01568047

NCT03055936

NCT06785298

NCT01568034

NCT01479127

NCT00099268

NCT04723147

NCT00983814

NCT01190813

NCT01227655

NCT00129181

NCT00391898

NCT03929068

NCT01437293

NCT05036473

NCT06219915

NCT02312232

NCT04379050

NCT04590612

NCT07246278

NCT05781711

NCT00547911

NCT00685919

NCT00505843

NCT03115827

NCT00845000

Known as Carbidopa and Levodopa Controlled Release Tablets ClinicalTrials.gov intervention name — accepted as the source's own label NCT04952194
Known as carbidopa monohydrate “TRIGEL, intestinal gel (20 mg/mL levodopa, 5 mg/mL carbidopa monohydrate, and 20 mg/mL entacapone).” NCT02448914
Known as ND0611 “Subcutaneous Continuously-delivered Carbidopa Solution (ND0611)” NCT01229332
Action Inhibit “carbidopa belongs to a group of medicines called 'aromatic amino acid decarboxylase inhibitors'. It helps levodopa work more effectively by slowing the speed at which levodopa...” NCT00239564
Route Oral Orally Disintegrating Tablet” NCT00139880
Target DDC “Carbidopa is a DOPA decarboxylase (DDC) inhibitor.” NCT01323374