Laudanum synthesizing various opioids, such as propoxyphene, oxymorphone and oxycodone. These synthetic opioids, along with codeine and morphine were preferable to laudanum since a single opioid could be prescribed for different types of pain rather than the "cocktail" of laudanum, which contains nearly all of the opium alkaloids. Consequently, laudanum became mostly obsolete as an analgesic, since its principal ingredient is morphine, which can be prescribed by itself to treat pain. Until now, there has been no medical consensus on which of the two (laudanum or morphine alone) is the better choice for treating pain. In 1970, the US adopted the
An Old Master bullocks bent to their yoke, and lifted the waggon from the gluepot. He was 'An Old Master'." A reviewer in "The Telegraph" (Brisbane) noted: " Mr. Dennis's work is not confined to the rhyming in slang, which were the sole attraction of some of his earlier and lucrative efforts. "An Old Master," with which the volume opens, stands out as one of Mr. Dennis's best." An Old Master "An Old Master" is a poem by Australian poet C. J. Dennis. It was first published in "The Bulletin" magazine on 4 August 1910, and later in the poet's poetry collection "Backblock