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.
The Chianina is both the tallest and the heaviest breed of cattle. Mature bulls stand up to 1.8 m (5 ft 11 in), and castrated oxen may reach 2 m (6 ft 7 in). It is not unusual for bulls to exceed 1,600 kg (3,500 lb) in weight. Males standing over 1.51 m (4 ft 11 in) at 12 months are considered top-grade.
The Great Dane (also known as the German Mastiff or Granddanois, affectionately called the Gentle Giant or just Dane) is among the world s tallest breeds. Germany lays claim to this breed s origin.ome weigh up to 90 kg [200 lbs]. The Great Dane is a giant, powerful dog, but with great elegance and nobility. It has a long head with a deep muzzle, pronounced stop (point at which the muzzle meets the forehead), round eyes, and a scissors bite.