Neurology, cognition and sleep
Conceptual educational illustration of Orexin B in a glass vial, labelled MOLECULE PROFILE.

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MOLECULE PROFILE

Orexin B

Peptide or peptide-related

Hypocretin-2/orexin B is distinct from orexin A; affinities/stability are not interchangeable.

Sources checked · October 16, 2026

Published for review · Scientific, medical, translation and citation review pending. Reported uses are not authorized indications. Frequency reflects mentions in supplied sources, not sales or global clinical prevalence.

Identity and synonyms

Catalog label is recorded; analytical identity and equivalence are not established.

Peptide or peptide-related · Peptide or peptide derivative

Detailed molecular class: Peptide or peptide-derivative label; see identity

Supplied sequence or chemical reference

Mechanism

Hypocretin-2/orexin B is distinct from orexin A; affinities/stability are not interchangeable.

Evidence and critical reading

Reported scientific and empirical uses

Sleep and circadian rhythms

Included because wakefulness/nootropic agents are offered, without adopting claims as clinical indications.

Human evidence

The bounded orexin-B + healthy + humans search retrieved no MED records. Intranasal orexin A trials are not evidence for the same B regimen.

Preclinical evidence

Do not equate mechanism, cell culture or animal work with a clinical outcome. The specific level is detailed in the evidence assessment.

Critical reading and limitations

The bounded orexin-B + healthy + humans search retrieved no MED records. Intranasal orexin A trials are not evidence for the same B regimen.

The bounded orexin-B + healthy + humans search retrieved no MED records. Intranasal orexin A trials are not evidence for the same B regimen.

Source-specific regimens

Descriptive source observations, not individual recommendations.

Regulatory product labeling

No numerical human dose is assigned: reviewed sources did not verify a regimen attributable to this material, route and indication. Other molecules’ doses, animal exposures, vial amounts and dietary requirements are not substituted.

Human-study exposure

No numerical human dose is assigned: reviewed sources did not verify a regimen attributable to this material, route and indication. Other molecules’ doses, animal exposures, vial amounts and dietary requirements are not substituted.

Empirical handbook

No numerical human dose is assigned: reviewed sources did not verify a regimen attributable to this material, route and indication. Other molecules’ doses, animal exposures, vial amounts and dietary requirements are not substituted.

Regulation and safety

Jurisdiction-specific regulatory context

This record does not verify FDA/EMA authorization of the commercial identity. Where a specific medicine/product exists, jurisdiction/indication are detailed in cited sources; they do not transfer to supplier material.

Adverse effects and unknowns

No verifiable human regimen was found in this set; absence of cardiovascular/neurological effects cannot be concluded.

Contraindications

A complete list must match the exact authorized product. For experimental materials without verified human labeling, a complete contraindication set is not established here. No list does not mean safety.

Interactions

Separate documented interaction, pharmacologic plausibility and unknown interaction. Absence of a blend trial does not establish compatibility.

Studies and trials

Selected studies

No selected studies are attributed in this record.

Trials attributed in the package

No trials are attributed in this record.

Trial registration does not establish efficacy or validate commercial material.

Query candidates; attribution pending

Orexin B · 79 unfiltered query results, not authenticated trials

Query verification: October 16, 2026

Exact phrase intervention query; first three most recently updated records, not exhaustive. Aliases may be missed and heterogeneous products may appear. The total is the unfiltered registry query count, not authenticated trials. Source-integrity holds are excluded from ordinary listings.

View trial registry query

NCT07830303 · Daridorexant for Sleep Disturbance in Adults With Liver CirrhosisRegistry status: Not yet recruitingLast update posted: October 16, 2026Query verification: October 16, 2026

NCT06679062 · Suvorexant for Treatment of AUD and PTSDRegistry status: RecruitingLast update posted: October 14, 2026Query verification: October 16, 2026

NCT07407400 · Lemborexant for Sleep and Delirium Prevention in Elderly ICU PatientsRegistry status: RecruitingLast update posted: October 8, 2026Query verification: October 16, 2026

Source issues and references

References include queries and bibliographic handbook attributions; not all are clinical studies. Human review remains pending.

  1. SEARCH-PUBMED-orexin-b

    PubMed/MED targeted search: TITLE_ABS:"orexin-B" AND TITLE_ABS:healthy AND TITLE_ABS:humans

    October 16, 2026

  2. pdf07

    US Peptide MangerCorp(1).pdf

    October 16, 2026

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