Well written article Kristan. Cold Sores Begone is safe and very effective for a child's cold sore. It will heal the cold sore in a few days by applying it several times a day from the time Mom first notices it. For older children who have learned to recognize the early warning symptom--a tingle, itch or numb sensation-- applying the remedy at that stage will prevent the cold sore from materializing. It's available online.