Cetirizine is an antihistamine used to relieve allergy symptoms such as watery eyes, runny nose, itching eyes /nose, sneezing, hives, and itching. It works by blocking a certain natural substance (histamine) that your body makes during an allergic reaction.
Gas-Producing Foods: Milk and Dairy Products. Milk and other dairy products contain a sugar called lactose, which can be difficult for your digestive tract to process if your body doesnât have enough of the enzyme lactase. Cheese, ice cream, and milk all contain lactose, and may cause excessive gas in people.
If the gastrointestinal tract does not move it through efficiently, gas builds up in the intestines, causing bloating and discomfort. If you frequently experience bloating caused by gas, avoid these habits that increase how much air you swallow. 1  drinking through a straw. 2  chewing gum.ifficult-to-digest foods can cause gassiness and bloating. These are some familiar culprits. 1  Beans and lentils contain indigestible sugars called oligosaccharides. 2  These sugars must be broken down by bacteria in the intestines.