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National Eosinophilia-Myalgia Syndrome Network, Inc.

Contact Information

Jann Heston, President
PO Box 3016 155 Delaware Avenue
Lexington, OH 44904-1212

614-583-5720 (Voice),
614-737-7384 (FAX),

Internet Resources


National Eosinophilia-Myalgia Syndrome Network, Inc. (NEMSN) is a non-profit organization dedicated to helping EMS survivors and their families by offering educational information and peer support. NEMSN is also committed to encouraging research to improve treatment for L-tryptophan-induced EMS and to increasing awareness of the cause and effects of the disease.



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Not much P&W information offered. Keep as support resource for 1 year until after new CSP is posted. No medical advisors posted online.


Date Entered: 10/19/1998
Date Edited: 3/22/2013
Date Revised: 1/8/2007
Health Referral Number: HR2933
Accession Number:

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