Active substance
Guaifenesin 400 Mg
7 products from 7 companies contain this in United States.
7 without prescriptionTablet
Available without a prescription
Mucus Relief400 mgWithout prescription Advance Pharmaceutical Inc. · Guaifenesin 400 MgMucus Relief400 mgWithout prescription Richmond Pharmaceuticals, Inc. · Guaifenesin 400 MgMucus Relief400 mgWithout prescription TWIN MED LLC · Guaifenesin 400 MgMucus Relief400 mgWithout prescription Health Pharma USA LLC · Guaifenesin 400 MgMucus Relief400 mgWithout prescription Pioneer Life Sciences, LLC · Guaifenesin 400 MgMucus Relief400 mgWithout prescription Cabinet Health, Inc. · Guaifenesin 400 MgMucus Relief400 mgWithout prescription NUVICARE LLC · Guaifenesin 400 Mg
Same substance is not the same product. Strength, form, release mechanism and other ingredients all differ. Whether one can replace another is a decision for a pharmacist.