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.
1 Gas-Producing Foods: Fruits Some fruits contain another sugar, called sorbitol, which causes excessive gas. 2  The biggest culprits include prunes, apples, peaches, and pears.3  Sugar-free gum and candy are sweetened with sorbitol, which is why they can lead to excessive gas, too.egetables that have soluble fiber, like peas, can cause gas as theyâre digested in the large intestine. Those with insoluble fiber should pass through without discomfort or excessive gas. 1  Gas-Producing Foods: Fruits Some fruits contain another sugar, called sorbitol, which causes excessive gas.