Tonic water by mass), while the daily therapeutic dose of quinine is in the range of 500–1000 mg, and 10 mg/kg every eight hours for effective malaria prevention (2100 mg daily for a 70 kg adult). Still, it is often recommended as a relief for leg cramps but medical research suggests some care is needed in monitoring doses. Because of quinine's risks, the FDA cautions consumers against using "off-label" quinine drugs to treat leg cramps. Tonic water is often used as a drink mixer for cocktails, especially gin and tonic. Vodka tonic is also popular. Tonic water with lemon or lime flavor
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