What is the evidence for use of quinine to treat leg cramps? There is little convincing scientific evidence for prescribing quinine for leg cramps. Studies of patients with nocturnal leg cramps ...

Since the first officially noted use of quinine to fight malaria occurred in a community of Jesuit missionaries in Lima, Peru in 1630, historians have surmised that Indian tribes taught the ...

This effect is due to quinine, a naturally occurring chemical once used for its medicinal qualities, and the same ingredient that gives tonic its bitter taste. Quinine was originally the key ...