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 and the Caribbean Malaria and the Caribbean The effects of malaria in the Caribbean represent an important chapter of the history of the region, due to its effects on the colonization of the islands and the corresponding impact on society and economy. During the early exploration of the Caribbean islands, there was no immunity of the local nativa population against diseases which were brought by European and African immigrants. Although the Caribbean today is considered “a tropical paradise”, the islands contributed a perfect level of moisture and heat to facilitate the spread of viral and bacterial organisms that led to the death of