Mucinex DM (guaifenesin / dextromethorphan): Uses, Side Effects, Dosage & More - GoodRx
Amazon.com: Mucinex Maximum Strength Chest Congestion Medicine for Relief, Expectorant, Lasts 12 Hours, Extended-Release Bi-Layer Tablets, 42 Count (Pack of 3) : Health & Household
What can I take with Mucinex to help me sleep? - Quora