Quinine giving a further half dose. No injectable preparation of quinine is licensed in the US; quinidine is used instead. Quinine is a flavor component of tonic water and bitter lemon drink mixers. On the soda gun behind many bars, tonic water is designated by the letter "Q" representing quinine. According to tradition, the bitter taste of anti-malarial quinine tonic led British colonials in India to mix it with gin, thus creating the iconic gin and tonic cocktail, which is still popular today. Nowadays, the amount of quinine in tonic is much lower and drinking it against malaria is useless. Quinine
History of malaria a report to the State Board of Health, which led to a study of mosquito-malaria links and the first efforts for malaria prevention. Massachusetts state pathologist, Theobald Smith, asked that White's son collect mosquito specimens for further analysis, and that citizens add screens to windows, and drain collections of water. Britain's Sir Ronald Ross, an army surgeon working in Secunderabad India, proved in 1897 that malaria is transmitted by mosquitoes, an event now commemorated via World Mosquito Day. He was able to find pigmented malaria parasites in a mosquito that he artificially fed on a malaria patient who had crescents