Gin and tonic plasma levels at the lower limit of therapeutic efficacy and may, in fact, cause transitory suppression of parasites". This method of consumption of quinine was impractical for malaria prophylaxis, as the amount of drug needed "can not be maintained with even large amounts of tonic". The authors conclude that it is not an effective form of treatment for malaria. In Spain, a variation on the drink called Gin-Tonic has become popular. This differs from a traditional gin and tonic as it is served in a balloon glass (copa de balon) or coupe glass with plenty of ice and a garnish
The Iron Tonic 19th-century-engraving style, the work comprises 14 panels of illustration and rhyming text in iambic pentameter. It tells the story of an eerie, melancholy manor whose inhabitants are either old or unwell. Wim Tigges described the book as "a compilation of hardly related couplets," in which nonsense objects "are seen to be falling unaccountably out of the sky." Tigges notes it uses a device commonly used in Gorey's writing, "the unexplained recurrence of an irrelevant object". The Iron Tonic The Iron Tonic: Or, A Winter Afternoon in Lonely Valley is a Surrealist country-house mystery—that is, a series of clues that don't