Chemicals and Drugs

5-Hydroxytryptophan

The immediate precursor in the biosynthesis of SEROTONIN from tryptophan. It is used as an antiepileptic and antidepressant.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

The immediate precursor in the biosynthesis of SEROTONIN from tryptophan. It is used as an antiepileptic and antidepressant.

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

Loading graph…

Drag nodes to rearrange; hover to trace links; click a node to open its page.

Drug Class

Pharmacological Action

MeSH Record

Synonyms

8 entry terms
  • 5-HTP
  • Hydroxytryptophan
  • Oxitriptan
  • Oxytryptophan
  • Tryptophan, 5-Hydroxy-
  • 5 Hydroxytryptophan
  • 5-Hydroxy- Tryptophan
  • Tryptophan, 5 Hydroxy

MeSH Record

Aspects Covered

30 allowable subheadings

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

MeSH Record

History Note

90; was HYDROXYTRYPTOPHAN 1963-89 (Prov 1963-65)

MeSH Hierarchy

Tree Number

  1. D12.125w.072.050w.850w.479w

AMA Style

References

  1. National Library of Medicine. 5-Hydroxytryptophan. Medical Subject Headings (MeSH). 2026. Unique ID D006916. http://id.nlm.nih.gov/mesh/2026/D006916
  2. 5-Hydroxytryptophan. In: Wikipedia. https://en.wikipedia.org/wiki/5-Hydroxytryptophan
  3. 5-Hydroxytryptophan. In: Wikidata. https://www.wikidata.org/wiki/Q238544