Individuals with allergies to grass, ragweed and/or dust mites may benefit from sublingual allergy tablets available by prescription from an allergist. Sublingual allergy tablets have been used in Europe for several years. In recent years they were made available in the United States. For some patients, sublingual allergy tablets are an effective alternative to allergy shots. According to Dr. Reynold Karr, an allergy and immunology specialist at the University of Washington Medical Center, the treatment involves placing an allergen tablet,...