According to homeopathic indications, these ingredients provide temporary relief from symptoms such as: ringing, buzzing, roaring, nerve and noise sensitivity, pounding, discomfort, wax buildup after serious causes have been ruled out by a physician. 100% natural active ingredients. Works with Ring Relief fast dissolving tablets to maximize results. There are no know contraindications. Active ingredients are micro-diluted in accordance with the Homeopathic Pharmacopoeia of the United States and are therefore non-toxic with no known side effects. *These statements are based upon traditional homeopathic practice. They have not been reviewed by the Food and Drug Administration.