Charles Romley Alder Wright several hours and produced a more potent, acetylated form of morphine, now called "diamorphine (or diacetylmorphine)", also known as heroin. After Wright's death, Heinrich Dreser, a chemist at Bayer Laboratories, continued to test heroin. Bayer marketed it as an analgesic and 'sedative for coughs' in 1898. When its addictive potential was recognized, Bayer ceased its production in 1913. In 1892, Wright was the first to report the existence of the stoichiometric intermetallic compound AlSb (aluminium antimonide), which is now recognized as a compound semiconductor with potential use in high-frequency, low-power consumption microelectronics applications, as well as gamma radiation detection. In
Compound analgesic a once popular Australian compound analgesic which is no longer sold. It contained 42% aspirin, 42% phenacetin, plus caffeine. The United States Food and Drug Administration also now requires that manufacturers of compound analgesics unequivocally state each ingredient's purpose. Compound analgesic Compound analgesics are those with multiple active ingredients; they include many of the stronger prescription analgesics. Active ingredients that have been commonly used in compound analgesics include: Several such formulations have disappeared from over-the-counter status in drug store aisles and other retail outlets. One example is APC (aspirin, phenacetin, and caffeine) compound tablets common from the 1940s to 1983;