NIH MeSH · D006916Chemicals and Drugs
5-Hydroxytryptophan
Also known as5 Hydroxytryptophan · 5-HTP · Oxitriptan · Oxytryptophan · Tryptophan, 5-Hydroxy- · 5-Hydroxy- Tryptophan · Tryptophan, 5 Hydroxy · Hydroxytryptophan
Definition
The immediate precursor in the biosynthesis of SEROTONIN from tryptophan. It is used as an antiepileptic and antidepressant.
MeSH classification
- D12.125.072.050.850.479
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What does 5-Hydroxytryptophan mean in medicine?
The immediate precursor in the biosynthesis of SEROTONIN from tryptophan. It is used as an antiepileptic and antidepressant. This definition is taken from the National Library of Medicine's MeSH (Medical Subject Headings) 2026 release, which is the standard vocabulary used to index PubMed and most medical literature.
Is 5-Hydroxytryptophan known by any other names?
Yes. 5-Hydroxytryptophan is also referred to as 5 Hydroxytryptophan, 5-HTP, Oxitriptan, Oxytryptophan in different clinical, research and patient-facing contexts. The MeSH descriptor groups all of these synonyms under a single canonical concept so research and records stay consistent.
Where does 5-Hydroxytryptophan sit in the medical classification?
5-Hydroxytryptophan falls under the broader medical category "Chemicals and Drugs" in the MeSH hierarchy (tree numbers: D12.125.072.050.850.479). Browsing the related concepts on this page takes you to neighbouring topics in the same branch of medicine.
Where can I get a plain-language explanation of 5-Hydroxytryptophan?
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Source: NIH MeSH 2026 (D006916) — National Library of Medicine, public domain. View official MeSH record ↗