Definition of "nostrum"
nostrum
noun
plural nostrums or nostra
A medicine or remedy in conventional use which has not been proven to have any desirable medical effects.
Quotations
Nay, he would sometimes retire hither to take his beer, and it was not without difficulty that he was prevented from forcing Jones to take his beer too: for no quack ever held his nostrum to be a more general panacea than he did this; which, he said, had more virtue in it than was in all the physic in an apothecary's shop.
1749, Henry Fielding, chapter II, in The History of Tom Jones, a Foundling, volumes (please specify |volume=I to VI), London: A[ndrew] Millar, […], book V
I stammered out some few halting words of congratulation and then sat downcast, with my head drooped, deaf to the babble of our new acquaintance. He was clearly a confirmed hypochondriac, and I was dreamily conscious that he was pouring forth interminable trains of symptoms, and imploring information as to the composition and action of innumerable quack nostrums, some of which he bore about in a leather case in his pocket.
1890, A[rthur] Conan Doyle, chapter 4, in The Sign of the Four, London: Spencer Blackett
The latest nutraceutical nostrum could come from the blueberry. Pterostilbene, a compound derived from the fruit, shows promise as a compound to lower cholesterol with few side effects, Agnes Rimando, of the US Department of Agriculture natural products team in Oxford, Mississippi, told the American Chemical Society.
2004 August 25, “Find your thrill on blueberry hill”, in The Guardian
(by extension) An ineffective but favorite remedy for a problem, usually involving political action.
Quotations
And not because some clatch of bureaucrats in Strasbourg or Luxembourg have issued yet another directive, but because Europeans are recognising that 19th century nostrums are not solutions to 21st century problems—on the contrary, they are the problem—and it's time to encourage competition, risk taking, democracy and meritocracy, and, dare I say it, dreaming about a different, better future.
1996, Louis Rossetto, “19th Century Nostrums are not Solutions to 21st Century Problems”, in Mute, volume 1, number 4
In a paper being published today, he writes: "The traditional Conservative vision of welfare as a safety net encompasses another outdated Tory nostrum - that poverty is absolute, not relative. […]
2006 November 22, Tania Branigan, quoting Greg Clark, “Cameron told: it's time to ditch Churchill”, in The Guardian
Neocons have far more interest in foreign policy than domestic policy. As regards the latter the reflex nostrums of right-wing attitudes apply: less tax, less government, libertarianism about matters such as gun control, encouragement of individual responsibility in health care and education, 'faith-based solutions' to social and welfare problems, and so forth.
2009, A.C. Grayling, Ideas That Matter: A Personal Guide for the 21st Century
With the glaring failure to predict even the possibility—much less circumstance—of the recent Crash and with the even more foreseeable failure of its tired old, rehashed nostrums of ending the slump by means of an inequitable programme of corporate welfare, inflationary "unorthodoxy", and the unleashing of the debt-spewing monster of the state to gorge itself upon such things as individuals and private concerns no longer care to consumer, it should hardly be controversial to asset that mainstream macroeconomics—and the reputations of the many panderers to power who practice it—are equally broken.
2011, Sean Corrigan, The Wasteland