Mucinex DMSide Effects - XML FEED - Medications.com http://www.medications.com/se/Mucinex+DM Recent side effects for Mucinex DM Took at 10pm and woke up at 4am with mild nausea. Mon, 10 Dec 2007 05:17:09 -0500 http://www.medications.com/effect/view/25546 Took at 10pm and woke up at 4am with mild nausea. http://www.medications.com/effect/view/25546