Android is a mobile operating system developed by Google, and backed by an industry consortium known as the Open Handset Alliance. It is an open source platform with optional proprietary components, including a suite of flagship software for Google services, and the application and content storefront Google Play.
This reaction is partly caused by the release of histamine from certain cells in the body. Xyzal is an antihistamine, which means it blocks histamine from binding to histamine receptors and causing allergy symptoms. Because histamine is responsible for many of the symptoms of allergies, blocking it can be helpful.
One of the said differences of Xyzal from Zyrtec is that Xyzal is said to bind more effectively in the receptor sites. Another difference is that Xyzal has instructions regarding its use on children and infants up to six months of age which is good. Zyrtec does not have any instructions for use for young children.