Cetirizine is an antihistamine used to relieve allergy symptoms such as watery eyes, runny nose, itching eyes /nose, sneezing, hives, and itching.
When your energy levels go down because of chronic sugar use, your immune system is weakened, making it more likely that you will catch every bug, cold, or flu virus that goes around. The sugar in one can of soda can be enough to suppress your bodyâs defense forces by 30 percent for a three-hour period!
Among them include: 1  Keeping sugar intake to a minimum. Sugar suppresses the strength of white blood cells. 2  Avoid unhealthy fats. 3  Stay within the normal weight range. Overweight people have lesser capacity to fight off infection.  Drink lots of water. It will not only boost your immune system but it also helps flush out toxins in your body.