The selective nature of the drug makes it preferable to other stress agents such as adenosine, which are less selective and therefore cause more side-effects. Regadenoson was approved by the United States Food and Drug Administration on April 10, 2008 and is marketed by Astellas Pharma under the tradename Lexiscan.
Human capital flight, sometimes called brain drain, refers to the emigration of intelligent, well-educated individuals for better pay or conditions, causing their places of origin to lose skilled people, or brains..
Jugular Vein Thrombosis. The veins in the neck that drain blood from the brain, head, face and neck to the heart are known as jugular veins. External jugular veins drain blood from the skull and deep parts of the face, whereas internal jugular veins collect blood from brain, face and neck.