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You can search the collection of research studies being conducted at the NIH Clinical Center at Search the Studies. In addition, provides patients, family members, and members of the public easy and free access to information on clinical studies for a wide range of diseases and conditions.

Patient Recruitment

Do You Have Idiopathic Anaphylaxis?

Allergy Medical Wristband

A Treatment Study for People with Idiopathic Anaphylaxis

Have You Had A Sudden, Severe, Life-Threatening Allergic Reaction (Anaphylaxis)?

If your anaphylaxis has no known cause, you may have idiopathic anaphylaxis (IA) and may be eligible for an important clinical research study being conducted at the National Institutes of Health in Bethesda, Maryland.

Investigational Treatment Study (Reference 09-I-0129)

The purpose of this study is to find out if omalizumab, a medication currently FDA approved for us in asthma, can reduce IA episodes.

You may be eligibile for this study if you are:

  • Between 18 and 70 years of age
  • Have at least 6 episodes of anaphylaxis a year

For more information:
Call: 1-800-411-1222
TTY: 1-866-411-1010
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Or go online: (search for idiopathic anaphylaxis)
Refer to study # 09-I-0129

Department of Health and Human Services
National Institutes of Health Clinical Center (CC)
National Institute of Allergy and Infectious Diseases (NIAID)

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This page last updated on 09/07/2017

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