History of malaria and brain which are the most constant post-mortem indications of chronic malaria infection. He related the prevalence of malaria in swampy areas to the presence of flies and recommended swamp drainage to prevent it. In the nineteenth century, the first drugs were developed to treat malaria and parasites were first identified as its source. French chemist Pierre Joseph Pelletier and French pharmacist Joseph Bienaimé Caventou separated in 1820 the alkaloids cinchonine and quinine from powdered fever tree bark, allowing for the creation of standardized doses of the active ingredients. Prior to 1820, the bark was simply dried, ground to a
Gin and tonic a gin and tonic. On one occasion where he serves as a bartender, the audience learns that he does not know what the drink consists of. Gin and tonic is one of John Constantine's drinks of choice in the "Hellblazer" comics. Gin and tonic is also the drink of choice for hero, Cat, in Jeaniene Frost's "Night Huntress" Series. Founded in 2010, International Gin & Tonic Day is celebrated worldwide on 19 October. Gin and tonic A gin and tonic is a highball cocktail made with gin and tonic water poured over ice. It is usually garnished with a slice