DVT is a blood clot that forms in a major vein of your body, most commonly in your legs. It can also occur in your arms. * Swelling in the affected leg or arm, which can include swelling in the foot or ankle. It is most typically in one leg or arm.
Allergen immunotherapy is appropriate for patients suffering from immunoglobulin E (IgE)âmediated allergic diseases such as seasonal allergic rhinitis, perennial rhinitis, allergic asthma, and insect venomanaphylaxis.
However, they do not contain fexofenadine, the active ingredient in the original Allegra product used to treat allergies. These two new products, Allegra Anti-Itch Cooling Relief and Allegra Anti-Itch Intensive Relief, contain diphenhydramine and allantoin and are applied to the skin.