If you have nocturnal (nighttime) leg cramps, your doctor might prescribe quinine (Qualaquin)-even though the U.S. Food and Drug Administration has approved it for only one purpose: to treat ...

A laborer scrapes the bark from a cinchona tree. The bark is then sundried and pulverized to make the drug quinine. The story behind the chance discovery of the anti-malarial drug quinine may be ...

And will it help with the fight against COVID-19? This is hydroxychloroquine, a prescription drug and chemical compound modeled after quinine, a once popular natural anti-malaria drug made from ...

Flavored with bitter quinine, along with sweet syrup and other botanicals, this beverage exhibits a dry, sweet, and floral taste. Meanwhile, soda water is simply carbonated water, so it doesn't ...