Difflam-C Sore Throat Gargle and Mouth Solution provides fast, temporary relief by treating inflammation, a cause of sore throat and mouth pain. Use this medicine for rapid relief of from the symptoms of sore throat, pharyngitis, tonsillitis, mouth ulcers, swelling, redness and inflammatory conditions and pain following mouth surgery, throat surgery or dental procedures, including oral surgical or periodontal procedures. Sugar Free, Gluten Free, Lactose Free.