VV8220 — a gut-targeted CRAC channel medicine for ulcerative colitis

Predevelopment of VV8220, a Gut-selective CRAC Channel Therapeutic for Ulcerative Colitis

NIH-funded research Vivreon Biosciences, LLC · NIH-11159849

This project develops an oral, gut-restricted drug called VV8220 to reduce gut inflammation in people with ulcerative colitis.

Quick facts

Grant typeSbir 2 grant
Study typeNIH-funded research
Funding institutionVivreon Biosciences, LLC NIH-funded
Lab location1 site (San Diego, UNITED STATES)
Project IDNIH-11159849 on NIH RePORTER

What this research studies

Researchers are creating an oral medicine designed to act only in the lining of the gut to block CRAC channels on immune cells that drive ulcerative colitis inflammation. They will run laboratory and animal studies to test whether the compound stays localized in the gut, lowers inflammatory signaling, and has an acceptable safety profile. The work includes optimizing the drug formulation, measuring effects on immune cells and inflammatory genes, and checking for unintended systemic exposure. If these preclinical steps succeed, the program could move toward human safety studies and later clinical trials.

Who could benefit from this research

Good fit: People with active moderate-to-severe ulcerative colitis who have inadequate response or loss of response to current treatments would be the likely candidates for future clinical trials.

Not a fit: Those with Crohn's disease rather than ulcerative colitis, people whose disease is well controlled with existing therapies, or individuals with contraindications to CRAC inhibition may not benefit from this approach.

Why it matters

Potential benefit: If successful, this approach could offer a new oral therapy that reduces colon inflammation while limiting systemic side effects.

How similar studies have performed: Targeting CRAC channels is a relatively new strategy and gut-restricted formulations are an emerging idea with limited but encouraging preclinical data rather than extensive clinical success so far.

Where this research is happening

San Diego, UNITED STATES

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Conditions Animal Disease Models
Last reviewed 2026-06-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.