Hangover cures from around the world, from hair of the dog to eye of the sheep or a bowl of soup, and a fix for Asian flush

• If you wake up with a dreaded hangover, remedies from around the world range from more alcohol to a bowl of soup, raw eggs or pickles
• More extreme remedies include Mongolian pickled sheep eye and the ‘love it or hate it’ Marmite on toast; Hongkongers can head off Asian flush with a supplement