This registry is a place to share positive or negative side effects of using Cephalexin Monohydrate. If you directly experienced a side effect while using Cephalexin Monohydrate, then we encourage you to enter it here. Please note that entries here are the experiences of individual users, and in no way means that you or anyone else will experience the same side effect, since the same medication affects people in different ways. Please always contact your physician.
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March 11th
2004
10:12 AM
I have been taking two 500-mg pills a day for a sinus infection. I have felt extremely tired, dizzy, stomach problems, cold chills and headache. Also, very thirsty and hungry. I am beginning to think that the "cure" (cephalexin) is worse than the disease!
-- By jamesr | Reply | Private Message me