methylphenidate

Trade name: ritalin

Small moleculeapproved

Approved

Dec 5, 1955

Methylphenidate is a CNS stimulant approved for the treatment of narcolepsy and attention deficit hyperactivity disorder. The drug is believed to bind the dopamine transporter in the presynaptic cell membrane, thereby blocking the reuptake of dopamine and causing an increase in extracellular dopamine levels. — NCATS

Clinical trial activity

416 trials · 263 clinical orgs · 61 marketing orgs

Phase 1
59
Phase 2
149
Phase 3
101
Phase 4
134

Earliest trial started Feb 1, 1986 (NCT00693212)

Timeline

1950s

  1. Dec 5, 1955

    Ciba — Earliest FDA Approval

  2. Dec 5, 1955

    Ciba — NDA Organization

  3. Dec 5, 1955

    Novartis — NDA Secondary Org

  4. Dec 5, 1955

    Sandoz — Marketing Organization

1970s

  1. Dec 23, 1977

    Lannett Company, Inc. — NDA Secondary Org

  2. Dec 23, 1977

    Lannett Company, Inc. — Marketing Organization

1980s

  1. Jan 1, 1986

    Earliest Phase 3 Sponsor(trial)

1990s

  1. Jan 1, 1997

    Earliest Phase 1 Sponsor(trial)

  2. Jan 1, 1997

    Earliest Phase 2 Sponsor(trial)

  3. Nov 27, 1998

    Specgx Llc — NDA Secondary Org

  4. Nov 27, 1998

    Specgx Llc — Marketing Organization

2000s

  1. Aug 1, 2000

    Johnson and Johnson — NDA Secondary Org

  2. Feb 9, 2001

    Watson Pharmaceuticals — Marketing Organization

  3. Mar 29, 2001

    Able Laboratories — Marketing Organization

  4. Apr 3, 2001

    AYTU BioScience — Marketing Organization

  5. Apr 3, 2001

    AYTU BioScience — NDA Secondary Org

  6. Dec 21, 2001

    Actavis — Marketing Organization

  7. Dec 21, 2001

    Heritage Pharma — Marketing Organization

  8. Apr 6, 2006

    Noven Therapeutics — NDA Secondary Org

2010s

  1. Jul 23, 2010

    Tris Pharma, Inc. — Marketing Organization

  2. Dec 1, 2011

    Mayne Pharma — Marketing Organization

  3. Mar 15, 2012

    Sun Pharmaceuticals — Marketing Organization

  4. Jul 13, 2012

    Barr Laboratories — Marketing Organization

  5. Sep 27, 2012

    NextWave Pharmaceuticals — NDA Secondary Org

  6. Sep 27, 2012

    Pfizer — NDA Secondary Org

  7. Nov 12, 2013

    Esteve Labs — Marketing Organization

  8. Nov 12, 2013

    Allied Pharmaceutical Services — Marketing Organization

  9. Mar 12, 2014

    Rocky Mountain Labs — Marketing Organization

  10. Sep 23, 2014

    Oxford Pharmaceuticals — Marketing Organization

  11. Feb 25, 2015

    Novel Anti-Infective Technologies, LLC — Marketing Organization

  12. Apr 17, 2015

    Rhodes Pharmaceuticals, L.P. — NDA Secondary Org

  13. Jun 9, 2015

    Abhai LLC — Marketing Organization

  14. Sep 22, 2015

    Ascent Pharmahealth — Marketing Organization

  15. Sep 22, 2015

    Allergan PLC (2015) — Marketing Organization

  16. Feb 29, 2016

    County Line — Marketing Organization

  17. Jul 28, 2016

    Impax Laboratories — Marketing Organization

  18. Oct 21, 2016

    Mylan — Marketing Organization

  19. Nov 7, 2016

    Rising Pharmaceuticals — Marketing Organization

  20. Mar 3, 2017

    Nostrum Laboratories — Marketing Organization

  21. Jun 19, 2017

    Neos Therapeutics, Inc — NDA Secondary Org

  22. Jul 14, 2017

    Ani Pharmaceuticals — Marketing Organization

  23. Jul 28, 2017

    Osmotica Pharmaceutical — Marketing Organization

  24. Feb 1, 2018

    Amneal Pharmaceuticals — Marketing Organization

  25. Mar 2, 2018

    Bionpharma Inc — Marketing Organization

  26. Mar 2, 2018

    US Pharma — Marketing Organization

  27. Aug 8, 2018

    Ironshore Pharmaceuticals and Development, Inc — NDA Secondary Org

  28. Oct 3, 2018

    Wes Pharma Inc — Marketing Organization

  29. Oct 3, 2018

    Novelgenix Therapeutics — Marketing Organization

  30. Oct 3, 2018

    Eywa Pharma — Marketing Organization

  31. Oct 25, 2018

    Aurobindo Pharma — Marketing Organization

  32. Nov 21, 2018

    Granules India — Marketing Organization

  33. Nov 30, 2018

    Alvogen — Marketing Organization

  34. Dec 20, 2018

    Teva — Marketing Organization

  35. Feb 1, 2019

    Cediprof Inc — Marketing Organization

  36. Feb 27, 2019

    Purdue Pharmaceuticals — NDA Secondary Org

  37. Apr 24, 2019

    Andor Pharms — Marketing Organization

  38. Jul 15, 2019

    Strides Pharma Science — Marketing Organization

  39. Jul 15, 2019

    Par Pharmaceuticals — Marketing Organization

  40. Sep 3, 2019

    AbbVie — Marketing Organization

  41. Oct 4, 2019

    Alkem Labs Ltd — Marketing Organization

2020s

  1. Apr 10, 2020

    Patrin Pharma Inc — Marketing Organization

  2. Apr 10, 2020

    ANDA Repository — Marketing Organization

  3. Jun 4, 2020

    Quagen Pharma — Marketing Organization

  4. Jul 23, 2020

    Prinston Inc — Marketing Organization

  5. Jul 29, 2020

    Dr. Reddy's Laboratories — Marketing Organization

  6. Oct 28, 2020

    Accord Research — Marketing Organization

  7. Dec 16, 2020

    Chartwell Pharmaceuticals — Marketing Organization

  8. May 31, 2022

    Rhodes Pharmaceuticals, L.P. — Marketing Organization

  9. Jun 23, 2022

    Osmotica Pharmaceutical — NDA Secondary Org

  10. Jan 6, 2023

    MSN Laboratories — Marketing Organization

Indications

Studied for

Mechanism of action

Approval history

  • approvedDec 5, 1955

Chemistry & pharmacology

Loading structure…

SMILES

COC(=O)C(c1ccccc1)C1CCCCN1
Mol. weight
233.31 g/mol
Lipinski Ro5
Pass
Rule of 3
Yes
Chirality
Racemic Mixture
Inorganic
No
Polymer
No
Delivery
Oral, Topical
Availability
Prescription Only

Oral

Yes

Parenteral

No

Topical

Yes

Black box warning

Sources

Also known as

  • 5,10-dihydro-5-methylphenazine
  • 5,10-dihydro-5-methylphenazine, radical ion (+)
  • alpha-phenyl-2-piperidineacetic acid methyl ester
  • alpha-phenyl-2-piperidineacetic acid methyl ester
  • calocain
  • concerta
  • concerta
  • concerta
  • concerta
  • daytrana
  • daytrana
  • delmosart
  • equasym
  • equasym
  • equasym xl
  • equasym xl
  • hld200
  • jns001
  • matoride xl
  • medikinet
  • medikinet
  • medikinet xl
  • metadate cd
  • metadate cd
  • metadate er
  • metadate er
  • methelphenidate
  • methyl alpha-phenyl-alpha-2-piperidinylacetate
  • methyl alpha-phenyl-alpha-2-piperidinylacetate
  • methyl alpha-phenyl-alpha-(2-piperidyl)acetate
  • methyl alpha-phenyl-alpha-(2-piperidyl)acetate
  • methylin
  • methylin
  • methylin er
  • methylin er
  • methylphenidan
  • methylphenidan
  • methylphenidan
  • methylphenidate
  • methylphenidate
  • methylphenidate
  • methylphenidate
  • methylphenidate
  • methylphenidate
  • methylphenidate
  • methylphenidate
  • methylphenidate
  • methylphenidate
  • methylphenidate
  • methylphenidate hcl
  • methylphenidate hcl
  • methylphenidate hcl
  • methylphenidate hydrochloride
  • methylphenidate hydrochloride
  • methylphenidate hydrochloride
  • methylphenidate hydrochloride
  • methylphenidate hydrochloride
  • methylphenidatum
  • methylphenidatum
  • methyl phenidylacetate
  • methyl phenidylacetate
  • metilfenidato
  • metilfenidato
  • mph
  • mph
  • mph
  • nt0102
  • nwp09
  • phenidylate
  • quillivant xr
  • quillivant xr
  • ritalin
  • ritalin
  • ritalin
  • ritalin
  • ritalin la
  • ritalin la
  • ritalin sr
  • ritalin sr
  • tranquilyn
  • xenidate xl

Clinical trials

NCT IDPhaseStart dateSponsor(s)
NCT07306078Early Phase 1 (Phase 1)May 31, 2026University of Florida
NCT06977308Phase 1Mar 1, 2026Columbia University, National Institute of Mental Health (NIMH), Stony Brook University
NCT07300956Phase 4Feb 28, 2026Harvard University, Patient-Centered Outcomes Research Institute, Stanford University, University of Cincinnati, University of Kansas, University of Pennsylvania
NCT07279740Phase 2Jan 31, 2026Alzheimer Society of Canada, Brain Canada, University of Toronto
NCT07301632Phase 2Dec 17, 2025Unity Health Toronto
NCT07226219Phase 1Nov 25, 2025St. Jude Children's Hospital
NCT07043452Early Phase 1 (Phase 1)Nov 15, 2025Johns Hopkins University
NCT07086313Phase 2/Phase 3 (Phase 3)Aug 31, 2025Otsuka
NCT07087327Phase 3Aug 31, 2025Otsuka
NCT06905587Phase 3Jun 30, 2025Aalborg University, Aarhus University, University of Copenhagen, University of Southern Denmark
NCT06759298Early Phase 1 (Phase 1)Jan 15, 2025Tanta University
NCT06580041Phase 4Nov 12, 2024University of California, San Francisco
NCT06431256Phase 3Sep 13, 2024Collegium Pharmaceutical, Inc., Ironshore Pharmaceuticals and Development, Inc
NCT06465641Phase 4Sep 1, 2024Radboud University
NCT07253441Phase 1Aug 29, 2024Otsuka
NCT06577779Phase 4Aug 19, 2024New York University
NCT06355414Phase 1Apr 22, 2024Johns Hopkins University, National Center for Complementary and Integrative Health (NCCIH)
NCT05761756N/AFeb 29, 2024Duke University
NCT05669170Phase 2Jan 31, 2024Department of Veteran Affairs
NCT06077669Phase 4Jan 20, 2024Johns Hopkins University
Showing 20 of 416 trials
Page 1 / 21

Organizations

Research & Development (263)

OrganizationOrg typeTrialsAs lead sponsorPhasesEarliest year
Harvard UniversityAcademic/Hospital333052002
Johnson and JohnsonFor profit292042003
National Institute of Mental Health (NIMH)Government26751986
University of CincinnatiAcademic/Hospital191441997
National Institute on Drug Abuse (NIDA)Government18641997
Tel Aviv UniversityAcademic/Hospital171632001
McNeilFor profit14422002
University of Texas at HoustonAcademic/Hospital131352002
Purdue PharmaceuticalsFor profit12532014
Department of Veteran AffairsGovernment10942005
Janssen Pharmaceutica NVFor profit10032005
Rhodes Pharmaceuticals, L.P.For profit101022010
Duke UniversityAcademic/Hospital9542006
ShireFor profit9652004
Icahn School of Medicine at Mount SinaiAcademic/Hospital8542001
Johns Hopkins UniversityAcademic/Hospital8742007
National Cancer Institute (NCI)Government8131999
Noven TherapeuticsFor profit8832004
Columbia UniversityAcademic/Hospital7641998
National Institute of Neurological Disorders and Stroke (NINDS)Government7131999
263 organizations
Page 1 / 14

Marketing (83)

OrganizationOrg typeRelationshipDate
ANDA RepositoryFor profitMKTGApr 10, 2020
AYTU BioScienceFor profitMKTGApr 3, 2001
AYTU BioScienceFor profitNDA2Apr 3, 2001
AbbVieFor profitMKTGSep 3, 2019
Abhai LLCFor profitSYNMay 11, 2017
Abhai LLCFor profitMKTGJun 9, 2015
Able LaboratoriesFor profitMKTGMar 29, 2001
Accord ResearchFor profitMKTGOct 28, 2020
ActavisFor profitMKTGDec 21, 2001
ActavisFor profitSYNMar 21, 2018
ActavisFor profitSYNAug 29, 1997
Alkem Labs LtdFor profitMKTGOct 4, 2019
Allergan PLC (2015)For profitMKTGSep 22, 2015
Allied Pharmaceutical ServicesFor profitMKTGNov 12, 2013
AlvogenFor profitMKTGNov 30, 2018
AlvogenFor profitSYNFeb 29, 2016
Amneal PharmaceuticalsFor profitMKTGFeb 1, 2018
Andor PharmsFor profitMKTGApr 24, 2019
Ani PharmaceuticalsFor profitSYNJul 14, 2017
Ani PharmaceuticalsFor profitMKTGJul 14, 2017
Ascent PharmahealthFor profitMKTGSep 22, 2015
Aurobindo PharmaFor profitMKTGOct 25, 2018
Barr LaboratoriesFor profitMKTGJul 13, 2012
Bionpharma IncFor profitMKTGMar 2, 2018
Bionpharma IncFor profitSYNMar 2, 2018
Cediprof IncFor profitMKTGFeb 1, 2019
Chartwell PharmaceuticalsFor profitMKTGDec 16, 2020
CibaFor profitNDADec 5, 1955
County LineFor profitMKTGFeb 29, 2016
Dr. Reddy's LaboratoriesFor profitMKTGJul 29, 2020
Dr. Reddy's LaboratoriesFor profitSYNDec 1, 2011
Esteve LabsFor profitMKTGNov 12, 2013
Esteve LabsFor profitSYNNov 12, 2013
Eywa PharmaFor profitMKTGOct 3, 2018
Granules IndiaFor profitSYNNov 21, 2018
Granules IndiaFor profitMKTGNov 21, 2018
Heritage PharmaFor profitMKTGDec 21, 2001
Impax LaboratoriesFor profitMKTGJul 28, 2016
Ironshore Pharmaceuticals and Development, IncFor profitNDA2Aug 8, 2018
Johnson and JohnsonFor profitNDA2Aug 1, 2000
Lannett Company, Inc.For profitNDA2Dec 23, 1977
Lannett Company, Inc.For profitMKTGDec 23, 1977
MSN LaboratoriesFor profitMKTGJan 6, 2023
Mayne PharmaFor profitMKTGDec 1, 2011
MylanFor profitMKTGOct 21, 2016
MylanFor profitSYNOct 21, 2016
MylanFor profitSYNMar 14, 2022
Neos Therapeutics, IncFor profitNDA2Jun 19, 2017
NextWave PharmaceuticalsFor profitNDA2Sep 27, 2012
NextWave PharmaceuticalsFor profitSYNDec 4, 2015
Nostrum LaboratoriesFor profitMKTGMar 3, 2017
NovartisFor profitNDA2Dec 5, 1955
Novel Anti-Infective Technologies, LLCFor profitMKTGFeb 25, 2015
Novelgenix TherapeuticsFor profitMKTGOct 3, 2018
Noven TherapeuticsFor profitNDA2Apr 6, 2006
Osmotica PharmaceuticalFor profitMKTGJul 28, 2017
Osmotica PharmaceuticalFor profitSYNJun 23, 2022
Osmotica PharmaceuticalFor profitNDA2Jun 23, 2022
Oxford PharmaceuticalsFor profitMKTGSep 23, 2014
Par PharmaceuticalsFor profitMKTGJul 15, 2019
Patrin Pharma IncFor profitMKTGApr 10, 2020
Patrin Pharma IncFor profitSYNApr 10, 2020
PfizerFor profitNDA2Sep 27, 2012
Prinston IncFor profitMKTGJul 23, 2020
Purdue PharmaceuticalsFor profitNDA2Feb 27, 2019
Quagen PharmaFor profitMKTGJun 4, 2020
Rhodes Pharmaceuticals, L.P.For profitNDA2Apr 17, 2015
Rhodes Pharmaceuticals, L.P.For profitMKTGMay 31, 2022
Rising PharmaceuticalsFor profitSYNNov 7, 2016
Rising PharmaceuticalsFor profitMKTGNov 7, 2016
Rocky Mountain LabsAcademic/HospitalMKTGMar 12, 2014
SandozFor profitMKTGDec 5, 1955
Specgx LlcFor profitNDA2Nov 27, 1998
Specgx LlcFor profitMKTGNov 27, 1998
Strides Pharma ScienceFor profitMKTGJul 15, 2019
Sun PharmaceuticalsFor profitMKTGMar 15, 2012
TevaFor profitSYNJul 19, 2012
TevaFor profitMKTGDec 20, 2018
TevaFor profitSYNFeb 7, 2023
Tris Pharma, Inc.For profitMKTGJul 23, 2010
US PharmaFor profitMKTGMar 2, 2018
Watson PharmaceuticalsFor profitMKTGFeb 9, 2001
Wes Pharma IncFor profitMKTGOct 3, 2018