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Cold and Cough Relief

McKesson Brand

sunmark® mucus E.R.™ Guaifenesin Cold and Cough Relief


  • There are 600 milligrams of guaifenesin per tablet
  • Compare to active ingredient in Mucinex® – a registered trademark of Reckitt Benckiser
  • Guaifenesin relieves chest congestion and thins and loosens mucus
  • There are 20 extended-release tablets in a box: They are packaged in a blister pack to keep them fresh

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