Hives?



By Deanna from Honolulu. HI on July 02, 2006
Category: Dextromethorphan hydrobromide


For two days I had been taking the recommended 2 tablespoons of Tylenol Cough & Sore Throat Daytime Liquid, only once a day. After the first day, within 24 hours, I developed a slight rash on my upper thighs. The next day, I had a slight case of diahrrea (after my second dosage). So, by the third day, I stopped taking the medication thinking it was the cause. I am 5' 1" tall and weigh 125 pounds. On the fourth day, the rash abated so I took one tablespoon (decreased the dosage) of the medicine. This morning (about 12 hours since I took the one tablespoon), I have developed hives on my inner lower thighs, just above my knees. Is there something in the medication that I am allergic to? I looked up dextromethorphan hydrobromide and do not see hives as a contraindication. Thanks!



Hives



Our 3 year old son seems to be getting hives as an allergic reaction to using Triaminic Day Time Cold & Cough and/or Night Time Cold & Cough.  The Day Time contains Dextromethorphan hydrobromide (HBr) and Phenylephrine Hydrochloride (HCl).  The Night Time contains Diphenhydramine Hydrochloride (HCl) and Phenylephrine Hydrochloride (HCl).  Right now we can't tell which one or both may be causing the hives (non-itchy raised red welts), but they got a lot worse during his afternoon nap.  They completely covered his face, and could have been exacerbated by his face being warmed up on his pillow during the nap but did not subside by the evening.  He has experienced this before (all over his body), but his doctor was dismissive of an allergic reaction to Triaminic.  We're keeping him off of Triaminic going forward, since it seems more unlikely that he is getting hives simply from his colds.  We should be able to rule Triaminic in or out after 2-3 more colds without using it (or similar medications with the same ingredients).

By Bill B from Chicago, IL on February 11, 2010 | Reply |

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