Mucinex 600 mg Extended-Release Bi-Layer, 20 Tablets

This product is designed to help thin and loosen mucus to support better breathing. It includes a bi-layer tablet with immediate and extended release for up to 12 hours. Dosage is 1-2 tablets every 12 hours, max 4 per day, for adults and those 12 and older.

• The description claims this product supports better breathing.