DRUG DESCRIPTION. QUILLIVANT XR is a powder that, after reconstitution with water, forms an extended-release oral suspension formulation of methylphenidate intended for once daily oral administration. QUILLIVANT XR contains approximately 20% immediate-release and 80% extended-release methylphenidate.
A hooligan weilding a bat. The definition of hooligan is slang for a young person who breaks the law. An example of a hooligan is a teenager who steals car stereos.
[origin unknown; perhaps fr a rowdy Irish family named Hooligan of Southwark, London, England; perhaps fr Irish UillegaÂ´n, a nickname for William, with confusion by Americans over vocative ''Oh, Willie,'' spread to all Irishmen; circus sense perhaps related to Western hoolian or hooley-ann or hoolihan, ''throw a steer by leaping on its horns, bulldog''; all senses perhaps related to Irish hooley, ''noisy party, carousal'']