VIP

Investigational (multiple indications)

Also known as: Vasoactive Intestinal Peptide, Aviptadil

Immune SystemIntravenousSubcutaneousIntranasal

A 28-amino acid neuropeptide with potent anti-inflammatory, immunomodulatory, and vasodilatory properties. Being studied for CIRS, pulmonary conditions, and autoimmune diseases.

Molecular Weight3326.8 Da
Half-Life (t½)~1-2 minutes (rapid degradation)
SequenceHSDAVFTDNYTRLRKQMAVKKYLNSILN

Mechanism of Action

Binds VPAC1/VPAC2 receptors, suppressing TNF-alpha, IL-6, and NF-kB pathways. Promotes regulatory T-cells, enhances surfactant production in lungs, and dilates blood vessels.

Dosing Protocol

Intranasal: 50 mcg per nostril 4x daily (Shoemaker CIRS protocol). IV: clinical trial doses vary.

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Reconstitution

Typically supplied pre-mixed for intranasal use.

Storage

Refrigerate 2-8°C. Very sensitive to degradation.

Side Effects

  • Nasal congestion
  • Diarrhea
  • Hypotension (IV)
  • Flushing

Key Research Findings

  • Improved pulmonary function in COVID-19 ARDS (Aviptadil trials)
  • Reduced inflammatory markers in CIRS/mold illness protocols
  • Neuroprotective effects in neurodegenerative disease models

Latest Verified Lab Report

No lab reports available for VIP yet.

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Research Use Only

This information is provided for educational and research purposes only. It is not intended as medical advice. Always consult a qualified healthcare professional before using any research compounds.