n. poisoning caused by an overdose of cinchona or the alkaloids quinine, quinidine, or cinchonine derived from it. The symptoms are commonly ringing noises in the ears, dizziness, blurring of vision (and sometimes complete blindness), rashes, fever, and low blood pressure. Treatment with *diuretics increases the rate of excretion of the toxic compounds from the body.
n. the dried bark of Cinchona trees, formerly used in medicine to stimulate the appetite and to prevent haemorrhage and diarrhoea. Taken over prolonged periods, it may cause *cinchonism. Cinchona is the source of *quinine.... cinchona
n. a drug used in the treatment of *malaria due to Plasmodium falciparum. Large doses can cause severe poisoning, symptoms of which include headache, fever, vomiting, confusion and damage to sight and hearing (see cinchonism). Small doses of quinine are used to treat nocturnal leg cramps.... quinine
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