This registry is a place to share positive or negative side effects of using Mucinex DM. If you directly experienced a side effect while using Mucinex DM, 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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December 10th
2007
5:17 AM
Took at 10pm and woke up at 4am with mild nausea.
-- By jcolberg | Reply | Private Message me