Hungree syrup Pineapple is an antihistamine. It is used to treat a variety of allergy disorders. Hungree syrup Pineapple inhibits the release of chemicals in the body that promote inflammation and symptoms like a clogged or runny nose, sneezing, and itchy or watery eyes. It can be used to treat a wide variety of inflammatory and allergy diseases. It reduces your immune system's reaction to these illnesses, so avoid being around people who are ill or infected.