In 1898, English chemist Morris W. Travers and Scottish chemist William Ramsay discovered this all-important chemical element in the City of London in England. Aside from neon, they were also credited for discovering krypton and xenon.Ramsay chilled an atmosphere sample, which he then liquefied and warmed.n 1898, English chemist Morris W. Travers and Scottish chemist William Ramsay discovered this all-important chemical element in the City of London in England. Aside from neon, they were also credited for discovering krypton and xenon. Ramsay chilled an atmosphere sample, which he then liquefied and warmed.
Azacitidine, marketed as Vidaza, is used mainly in the treatment of myelodysplastic syndrome, for which it received approval by the U.S. Food and Drug Administration on May 19, 2004.
Hydralazine is commonly used in combination with isosorbide dinitrate for the treatment of congestive heart failure in self-identified African American populations. This preparation, BiDil, was the first race-based prescription drug.ydralazine is not used as a primary drug for treating hypertension because it elicits a reflex sympathetic stimulation of the heart (the baroreceptor reflex).