(n.) A bitter principle obtained from the root of the bryony (Bryonia alba and B. dioica). It is a white, or slightly colored, substance, and is emetic and cathartic.
Example Sentences:
Emetic
Definition:
(a.) Inducing to vomit; exciting the stomach to discharge its contents by the mouth.
(n.) A medicine which causes vomiting.
Example Sentences:
(1) Postoperative nausea and vomiting have been associated with the use of intravenous narcotics, and nitrous oxide may worsen the emetic effects of narcotics.
(2) The altered SEA that lacked the three C-terminal residues of SEA caused T-cell proliferation but was not emetic; this altered SEA was degraded in vitro by monkey stomach lavage fluid and did not reach in the gel double diffusion assay.
(3) Overall, antiemetic protection was appreciable: complete emetic protection (no emetic episodes) was observed in 71 and 66% of patients receiving MPN 375 and 120 mg, respectively.
(4) Metoclopramide administered before induction of spinal anesthesia for cesarean delivery appears to significantly reduce both pre- and postdelivery emetic symptoms without apparent adverse effects on mother or neonate.
(5) Emetics used occasionally in the USA, and also frequently administered in Europe to the turn of the present century, are no longer used for treatment in Germany.
(6) WA 335 is equally efficient as pimethixene with regard to the inhibition of spontaneous motility and prolongation of barbiturate sleep in mice, and shows the same anti-emetic activity as does chlorpromazine in dogs.
(7) The emetic response to intracerebroventricular (ICV) nicotine as well as the vomiting produced by intragastric copper sulfate was depressed or abolished in cats pretreated with ICV reserpine.
(8) An investigation on the mechanism of action of bilharcid and tartar-emetic produced the following results.
(9) The toxicity of Estracyt manifests itself with gastrointestinal disorders, which in most cases are amenable to anti-emetic treatment.
(10) In experiments on cats it was found that piracetam in a dose-dependent way prevented the emetic effect of morphine and leu-enkephalin.
(11) In one publication there was found even a 50% reduction of emetic symptoms compared with placebo.
(12) The 5-hydroxytryptamine (5-HT3) receptor antagonist, GR 38032F, which possesses potent anti-emetic properties in vomiting induced by cancer chemotherapeutic drugs, has been tested to determine its value in the prophylaxis of motion sickness induced by cross-coupled stimulation.
(13) Bilateral surgical ablation of the emetic chemoreceptor trigger zone of the area postrema rendered the dogs refractory to several times (3-6) the threshold emetic dose of cyclopropane.
(14) Another possible mechanism could be by interacting with liver metabolism, resulting in the production of irregular metabolites, which in turn possess "emetic" qualities.
(15) Serious methodological problems with studies of emetic therapy with alcoholics preclude unambiguous evaluation of its effects.
(16) In early pregnancy, serum levels of cortisol and progesterone were significantly lower in emetic subjects.
(17) Radiation sickness developed in 83 and 39% of upper half-body irradiation and lower half-body irradiation treatments respectively and the incidence is not reduced by sedatives or anti-emetics.
(18) The emetic action of 4-(m-chlorophenylcarbamoyloxy)-2- butynyltrimethylammonium chloride (McN-A-343) was investigated in the unanaesthetized cat, after it was injected into the cerebral ventricles, through chronically-implanted cannulae.
(19) This trial has assessed the contribution of high dose metoclopramide to anti-emetic control when given with dexamethasone and lorazepam.
(20) A relationship between antagonism patterns of emetic responses induced by Cisplatin and apomorphine was discussed.