p-aminohippuric acid

Small moleculeapproved

Approved

Dec 30, 1944

Aminohippurate (p-aminohippuric acid, PAH, PAHA) is the glycine amide of p-aminobenzoic acid. Aminohippuric acid sodium salt is an agent to measure effective renal plasma flow (ERPF). — NCATS

Clinical trial activity

14 trials · 14 clinical orgs · 2 marketing orgs

Phase 1
6
Phase 2
4
Phase 3
0
Phase 4
3

Earliest trial started Jul 1, 1999 (NCT00431665)

Timeline

1940s

  1. Dec 30, 1944

    Merck — Earliest FDA Approval

  2. Dec 30, 1944

    Merck — NDA Secondary Org

  3. Dec 30, 1944

    Merck — NDA Organization

2010s

  1. Jan 1, 2010

    Earliest Phase 1 Sponsor(trial)

2020s

  1. Jan 1, 2022

    Earliest Phase 2 Sponsor(trial)

Indications

Mechanism of action

Approval history

  • approvedDec 30, 1944

Chemistry & pharmacology

Loading structure…

SMILES

Nc1ccc(C(=O)NCC(=O)O)cc1
Mol. weight
194.19 g/mol
Lipinski Ro5
Pass
Rule of 3
No
Chirality
Achiral Molecule
Inorganic
No
Polymer
No
Delivery
Parenteral
Availability
Discontinued

Oral

No

Parenteral

Yes

Topical

No

Sources

Also known as

  • 4-aminohippuric acid
  • 4-aminohippuric acid
  • 4-aminohippuric acid
  • aminohippurate
  • aminohippurate
  • aminohippurate
  • aminohippurate
  • aminohippurate
  • aminohippurate
  • aminohippurate sodium
  • aminohippurate sodium
  • aminohippurate sodium
  • aminohippurate sodium
  • aminohippurate sodium
  • aminohippuric acid
  • aminohippuric acid
  • aminohippuric acid
  • aminohippuric acid
  • aminohippuric acid
  • aminohippuric acid
  • n-(p-aminobenzoyl)aminoacetic acid
  • n-(p-aminobenzoyl)aminoacetic acid
  • n-(p-aminobenzoyl)glycine
  • n-(p-aminobenzoyl)glycine
  • n-(para-aminobenzoyl)glycine
  • n-(para-aminobenzoyl)glycine
  • pah
  • pah
  • paha
  • paha
  • paha
  • p-aminohippurate
  • p-aminohippurate
  • p-aminohippurate sodium
  • p-aminohippurate sodium
  • p-aminohippuric acid
  • p-aminohippuric acid
  • p-aminohippuric acid
  • para-aminohippurate
  • para-aminohippurate
  • para-aminohippurate
  • para-aminohippurate sodium [injection]
  • para-aminohippurate sodium [injection]
  • para-aminohippuric acid
  • para-aminohippuric acid
  • para-aminohippuric acid
  • paraaminohippuric acid
  • paraaminohippuric acid

Clinical trials

NCT IDPhaseStart dateSponsor(s)
NCT05507892Phase 2Oct 10, 2022Boston University, Harvard University, University of Colorado, Denver, University of Michigan
NCT05065372Phase 1Jan 1, 2022National Heart, Lung, and Blood Institute (NHLBI), University of Colorado, Denver
NCT04649229Phase 4Feb 28, 2021Yale University
NCT04113109Phase 4Oct 31, 2019Vanderbilt University
NCT03618420Phase 1/Phase 2 (Phase 2)Sep 30, 2018University of Colorado, University of Colorado, Denver
NCT03620773Phase 1/Phase 2 (Phase 2)Sep 30, 2018University of Colorado, University of Colorado, Denver
NCT03584217Phase 1/Phase 2 (Phase 2)Jul 31, 2018University of Colorado, University of Colorado, Denver
NCT01702688N/ANov 1, 2012Harvard University
NCT01156220Phase 4Jan 1, 2012University of Hamburg
NCT01214993Phase 1Oct 1, 2010GlaxoSmithKline, Shionogi, ViiV Healthcare
NCT01426529Phase 1Oct 1, 2010Harvard University, National Heart, Lung, and Blood Institute (NHLBI), National Institutes of Health (NIH)
NCT01511042N/ADec 1, 1999Harvard University
NCT01456208N/AOct 1, 1999Harvard University
NCT00431665N/AJul 1, 1999University of Vienna
Showing 14 of 14 trials
Page 1 / 1

Organizations

Research & Development (14)

OrganizationOrg typeTrialsAs lead sponsorPhasesEarliest year
Harvard UniversityAcademic/Hospital5431999
University of Colorado, DenverAcademic/Hospital5522018
University of ColoradoAcademic/Hospital3012018
National Heart, Lung, and Blood Institute (NHLBI)Government2012010
Boston UniversityAcademic/Hospital1012022
GlaxoSmithKlineFor profit1012010
National Institutes of Health (NIH)Government1012010
ShionogiFor profit1012010
University of HamburgAcademic/Hospital1112012
University of MichiganAcademic/Hospital1012022
University of ViennaAcademic/Hospital1111999
Vanderbilt UniversityAcademic/Hospital1112019
ViiV HealthcareFor profit1112010
Yale UniversityAcademic/Hospital1112021
14 organizations
Page 1 / 1

Marketing (3)

OrganizationOrg typeRelationshipDate
Athenex, Inc.For profitMKTG
MerckFor profitNDA2Dec 30, 1944
MerckFor profitNDADec 30, 1944