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Powerful 1200-milligram guaifenesin tablets relieve congestion, thin and loosen mucus – both immediately and for up to 12 hours. Keep this box of 28 Mucinex tablets on hand for when colds strike.
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![RB Health US LLC - Cold and Cough Relief Mucinex® ER 1200 mg Strength Tablet 14 Per Box [14/CT]](http://everydaysupplyco.com/cdn/shop/files/50850e2d7bba5452756618e86d91f8b0fc1faefa.jpg?v=1742838998&width=2000)
![RB Health US LLC - Cold and Cough Relief Mucinex® ER 1200 mg Strength Tablet 14 Per Box [14/CT]](http://everydaysupplyco.com/cdn/shop/files/50850e2d7bba5452756618e86d91f8b0fc1faefa_1024x.jpg?v=1742838998)