It is encouraging to note that a universal panacea for all ills* was discovered as long ago as 1883. Following a morally uplifing tale of gruel, the North Otago Times (at Papers Past) carries a recommendation for hop bitters.
And if they don’t work, keep reading, and discover the benefits of German Syrup.
*NOTE : If you’re going to practise tautology, do it properly!
Ich nahm drei Dosen deutschen Sirup. Jetzt bin ich ein Deutscher.