It treats sneezing, runny nose, and allergic skin conditions due to various allergies and hay fever (seasonal allergy). An allergy is an immune system response to foreign elements typically not harmful to your body. These foreign elements are known as 'allergens.
Common side effects
Diarrhea, Dryness in mouth, Fatigue, Headache, Sleepiness, Vomiting, Constipation, Abdominal pain, Otitis media (infection of ear), Influenza