It was reported that the end user had the electrodes applied to place a halter monitor due to the palpitations.Several hours after wearing the electrodes she reported that she developed some skin irritation and her lips started to swell.She was treated with steroids from which she had good results.She was told she may have experienced an allergic reaction to the adhesive on the electrode.The actual sample was discarded.Unused samples were returned for evaluation.The visual inspection did not reveal any abnormalities or defects.There were no functional defects identified.It is not known if the end user had known sensitivities to adhesive materials or if there were any underlying factors that may have played a role in this incident.However, due to the need for medical intervention and in an abundance of caution, this medwatch is being field.
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