With prompt treatment, symptoms should resolve within 12 to 24 hours.
However, if a severe reaction develops before treatment is started, complications may develop. These can include respiratory or kidney failure. These complications may not improve for days or weeks. Some damage may be permanent.
Page 4 of 9 Next Page: Malignant Hyperthermia Prevention
From Health A-Z, Harvard Health Publications. Copyright 2007 by the President and Fellows of Harvard College. All rights reserved. Written permission is required to reproduce, in any manner, in whole or in part, the material contained herein. To make a reprint request, contact Harvard Health Publications. Used with permission of StayWell.
You can find more great health information on the Harvard Health Publications website.