The medication you inquired about contains the active ingredient Rupatadine, a highly effective antihistamine. It is primarily used to treat symptoms of allergic rhinitis (such as sneezing, a runny nose, and itchy or watery eyes) and urticaria (itchy skin rashes or hives). Key Details: How to use: It is typically taken once daily, with or without food. Side effects: It is generally well-tolerated and designed to be non-drowsy, though some individuals may experience mild sleepiness, headache, or fatigue. Precautions: Avoid drinking grapefruit juice while taking this medicine, as it can alter its effectiveness. Always consult your doctor before starting to ensure it is safe for you.