Cuasi was the name of a native one of the Guayana, slave, who in 1756 divulged his secret to cure the fevers to a Dutch official who had protected it. One was cuasia lands on water, a little tree of the Guayana.
Habitat: one grows up spontaneously and cultivated in the Antilles, Guayana, Surinam and tropical regions of Central America.
Description: shrub or tree of the family of the Simarubáceas, with ready red and great flowers in terminal clusters.
Used parts: the crust of the trunk and the root.
Properties and indications: it contains resin, mucílagos, pectina, tannin and the cuasina alkaloid, of very bitter flavor, that is the more important active principle, and to that they must to his properties and their indications like:
Stomach, digestive and aperitive tonic. It increases the secretion of gastric juice and favors the operation of the biliary vesicle (action colagoga). It gives very good results in case of dispepsia (slow or difficult digestion).
Febrífugo: very useful like symptomatic treatment of the tropical fevers.
Vermifuge: in form of enema (lavativa) it is able to eliminate the parasitic oxiuros that usually they are located in the rectum and anus, where usually it does not arrive the effect from medicines taken by oral route.
Use: decocción or 10 maceration from 5 to grs. of crust and/or wood by liter of water, from which a cup is taken before each food.
For external use in enemas that is made with the same decocción that para.uso.interno; they are applied to the day once, like vermifuge.
Precautions: to high doses they produce vomits is recommended to avoid his use in case of gastroduodenal ulcer, and, for the women, during the rule (it causes uterine cólicos).