Aleric Deslo Active relieves symptoms associated with allergic rhinitis (inflammation of the nasal passages caused by allergies, such as hay fever or allergies dust mites) in adults and adolescents 12 years of age and older. Symptoms of this condition include: sneezing, itching or runny nose, itchy palate and itching, redness, or watery eyes. Aleric Deslo Active is also used to relieve symptoms associated with hives. (skin condition caused by allergies). Symptoms of this condition include itchy skin and hives. Relief from these symptoms lasts all day and helps you resume your normal daily activities. activity and sleep.