Xlear kids nasal spray 22ml it makes sense therefore that we do everything we can to help our noses to function optimally antihistamines or decongestants tend to dry out the airways and sinuses making us much more vulnerable to infections xlear nasal spray is a soothing way to hydrate and moisturise the nasal passages and sinuses the hyper osmotic effect of xylitol helps to keep the nasal passages and sinuses moist and clean for a much longer time than an ordinary saline spray does most i