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
Malaria vaccine Navy were immunized against Plasmodium falciparum by the bites of 1001 to 2927 mosquitos that had been irradiated with 15,000 rads of gamma rays from a Co-60 or Cs-137 source. This level of radiation being sufficient to attenuate the malaria parasites so that while they could still enter hepatic cells, they could not develop into schizonts or infect red blood cells. Over a span of 42 weeks, 24 of 26 tests on the volunteers showed that they were protected from malaria infection. Malaria vaccine Malaria vaccine is a vaccine that is used to prevent malaria. The only approved vaccine as