Scientists dig into the mystery of unexplained allergic shock
NCT ID NCT00719719
First seen Jun 25, 2026 · Last updated Aug 14, 2026 · Updated 8 times
Summary
This study looks at people who have severe allergic reactions (anaphylaxis), especially when the cause is unknown. Researchers will do blood tests and bone marrow biopsies to find genetic or molecular clues. The goal is to understand what goes wrong in the body, not to test a new treatment.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- What this could lead to
- If this study succeeds, it could point toward better understanding of what causes unexplained anaphylaxis, potentially leading to new ways to predict or prevent severe allergic reactions.
- What could go wrong
- This is an observational study, not a treatment trial. It is small and early-stage, so findings may not lead to immediate therapies or apply to all patients.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Get updates
Get notified about this study
Sign up to get updates when this study changes or when new studies for DRUG ANAPHYLAXIS are added.
By submitting, you agree to our Terms of use
Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
-
National Institutes of Health Clinical Center
Bethesda, Maryland, 20892, United States