Sekine K, Kawashima T and Hashimoto Y. Comparison of the TNF-a Levels Induced by Human-Derived Bifidobacterium longum and Rat-Derived Bifidobacterium animalis in Mouse Peritoneal Cells. Bifidobacteria Microflora 1994;13(2):79-89.
A Sharecare Ad Target User , Administration, answered. An outbreak of oral herpes, or cold sores, should go away on its own in about one or two weeks. Antiviral medications can help them heal faster if taken early. Talk to your doctor if your cold sores do not go away after two weeks. Helpful? 1 person found this helpful.
Head cold home remedy: Cold sore relief. A possible side effect of the common cold is the cold sore. In addition to time, what helps a cold sore go away faster is a number of cold sore home remedies, or if you cannot get to the store, search your medicine cabinets for petroleum jelly, lemon balm lip balm, or witch hazel.