Compare to the Active Ingredient of Claritin Tablets. Indoor & Outdoor Allergies. Non-Drowsy. Loratadine Tablets USP 10 mg. Antihistamine. 24 Hour Relief of:. Sneezing, Runny Nose, Itchy & Watery Eyes, Itchy Throat or Nose. Temporary relief of these symptoms due to hay fever or other upper respiratory allergies:. Sneezing. Runny nose. Itchy, watery eyes. Itchy throat or nose