Chemicals and Drugs

Carbidopa

An inhibitor of DOPA DECARBOXYLASE that prevents conversion of LEVODOPA to dopamine. It is used in PARKINSON DISEASE to reduce peripheral adverse effects of LEVODOPA. It has no anti-parkinson activity by itself.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

An inhibitor of DOPA DECARBOXYLASE that prevents conversion of LEVODOPA to dopamine. It is used in PARKINSON DISEASE to reduce peripheral adverse effects of LEVODOPA. It has no anti-parkinson activity by itself.

Chemical Identity

Chemical Information

Molecular Formula
C10H16N2O5
Molecular Weight
244.24 g/mol
CAS Registry No.
38821-49-7
IUPAC Name
(2S)-3-(3,4-dihydroxyphenyl)-2-hydrazinyl-2-methylpropanoic acid;hydrate
InChIKey
QTAOMKOIBXZKND-PPHPATTJSA-N
SMILES
C[C@](CC1=CC(=C(C=C1)O)O)(C(=O)O)NN.O
MeSH Unique ID
D002230
Source
PubChem CID 38101

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

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Drug Class

Pharmacological Action

MeSH Record

Synonyms

11 entry terms
  • Methyldopahydrazine
  • Carbidopa, (R)-Isomer
  • Carbidopa, (S)-Isomer
  • Lodosin
  • Lodosyn
  • MK-485
  • MK-486
  • MK 485
  • MK 486
  • MK485
  • MK486

MeSH Record

Aspects Covered

25 allowable subheadings

Indexed with the subheadings administration & dosage, adverse effects, agonists, analogs & derivatives, analysis, antagonists & inhibitors, blood, cerebrospinal fluid, chemical synthesis, chemistry, classification, economics, history, immunology, isolation & purification, metabolism, pharmacokinetics, pharmacology, poisoning, radiation effects, standards, supply & distribution, therapeutic use, toxicity, urine.

MeSH Record

History Note

80; was METHYLDOPAHYDRAZINE see under HYDRAZINES 1975-79; was METHYLDOPAHYDRAZINE 1973-74 (Prov)

MeSH Record

Previous Indexing

  • Dopa (1972-1974)
  • Hydrazines (1972-1974)
  • Methyldopa (1972-1974)

MeSH Hierarchy

Tree Numbers

AMA Style

References

  1. National Library of Medicine. Carbidopa. Medical Subject Headings (MeSH). 2026. Unique ID D002230. http://id.nlm.nih.gov/mesh/2026/D002230
  2. Carbidopa. In: Wikidata. https://www.wikidata.org/wiki/Q414225
  3. Carbidopa. In: PubChem Compound. CID 38101. https://pubchem.ncbi.nlm.nih.gov/compound/38101