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
Tonic 23 normally fitted with a small outboard motor for docking and maneuvering or optionally an inboard motor could be installed. The design has a hull speed of and the fresh water tank has a capacity of Similar sailboats Tonic 23 The Tonic 23 is a French trailerable sailboat, that was designed by Philippe Harlé as a coastal cruising sailboat and first built in 1985. The design was built by Jeanneau in France from 1985 until 1992, but it is now out of production. During its production run about 750 boats were completed. The Tonic 23 is a small recreational keelboat, built