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
Tonic (Tonic album) #50 on the Billboard Rock album chart, and #25 on the Billboard Independent Albums chart. The album did not chart on either one of those listings after its debut week though. Initial critical reception to the album was positive. Allmusic critic Mark Demming rated the album three out of five stars, saying, "Thankfully, Tonic doesn't sound like the work of a band struggling to re-create their past success, and instead finds them confidently embracing their signature sound and doing what they do with a sure hand and genuine inspiration...Tonic is less a comeback than an enthusiastic return to form, and