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
Gin and tonic an "Evans". Although the origins of the use of lemons are unknown, their use dates back at least as far as the late 1930s. In addition lemons are often more readily available, and cheaper to purchase, than limes. The use of lemon or lime is a debated issue and while leading brands, such as Gordon's, Tanqueray and Bombay Sapphire recommend the use of lime, the founder of Fevertree Tonic Water prefers lemon. Some people garnish a Beefeater-based gin and tonic with a slice of orange, to complement the Seville oranges Beefeater uses in its botanicals. A gin and tonic served