What's the difference between purgative and substance?

Purgative


Definition:

  • (a.) Having the power or quality of purging; cathartic.
  • (n.) A purging medicine; a cathartic.

Example Sentences:

  • (1) The timely discovery of the cause of the disease leads to the discontinuance of the use of diuretics and purgatives and to complete recovery.
  • (2) The effectiveness of short-term, low-dose, preoperative oral administration of neomycin and erythromycin base combined with vigorous purgation in reducing the incidence of wound infections and other septic complications of elective colon and rectal operations has been studied in a prospective, randomized, double-blind, clinical trial.
  • (3) These results agree with recent observations on the effects of senna in rats and mice, and do not support earlier claims that myenteric neurons are killed by anthraquinone purgatives.
  • (4) This paper reported the results of clinical observation on a treatment with Semen Persical decoction for purgation with addition (SPDPA) in type II diabetes mellitus.
  • (5) E. hortense adult worms were recovered from one patient after a treatment and purgation.
  • (6) The standard preparation for cleansing the colon usually involves dietary restrictions, purgatives, and enemas.
  • (7) The purgative activities of 18 different dihydroxyanthracene derivatives, including free anthraquinones and anthrones, were investigated by determining their influence on the water, sodium and potassium absorption in the gastrointestinal tract by direct injection of the solutions in Tyrode to the rat colon in situ.
  • (8) Some cultural groups also have a tradition of giving purgatives to the newborn, a practice which exacerbates the dehydration effects of not breastfeeding.
  • (9) Rats and mice were given purgative doses of sennosides in their drinking water for 4 and 5 months, respectively.
  • (10) These actions can lead to a new dark age of "chemotherapeutic blood letting and purgatives" under the guise of higher ethical purposes.
  • (11) Poor prognosis was most commonly linked to use of purgatives.
  • (12) 140 patients were prepared with conventional enema and purgatives and a Neomycin-metronidazole prophylaxis.
  • (13) Compared to women who had never used purgatives, current purgative users were 4.1 times more likely to smoke (44% vs 11%) and 2.7 times as likely to use drugs (33% vs 12%).
  • (14) Purgatives, emetics, opium, cinchona bark, camphor, potassium nitrate and mercury were among the most widely used drugs.
  • (15) Purgation was induced by oral administration of arecoline and the purge examined for cestodes.
  • (16) From pseudocarps of R. wichuraiana, three quercetin glycosides, isoquercitrin, hyperin and quercetin 3-O-beta-D-glucuronide were isolated similarly, but no purgative components of R. multiflora were detected.
  • (17) The prevalence of binge-eating more than once a week, together with self-induced vomiting or purgative use, was 3.6% in the nursing school students, 2.1% in the college women, and 2.9% in the total sample.
  • (18) In many groups, substitute prelacteal feeds were given, while in others, practices such as the use of purgatives exacerbated the risk of dehydration in the infant.
  • (19) In mice experimentally invaded by H. nana it was shown that the water extraction of breadfruit tree substance is rather less effective than its ethanol extraction and has some purgative action, which increases the therapeutic effect.
  • (20) Twenty percent had at some time used diet pills, but only 4% were currently users; 13% had at some time used purgatives (vomiting, laxatives, or diuretics), but only 5% were current users.

Substance


Definition:

  • (n.) That which underlies all outward manifestations; substratum; the permanent subject or cause of phenomena, whether material or spiritual; that in which properties inhere; that which is real, in distinction from that which is apparent; the abiding part of any existence, in distinction from any accident; that which constitutes anything what it is; real or existing essence.
  • (n.) The most important element in any existence; the characteristic and essential components of anything; the main part; essential import; purport.
  • (n.) Body; matter; material of which a thing is made; hence, substantiality; solidity; firmness; as, the substance of which a garment is made; some textile fabrics have little substance.
  • (n.) Material possessions; estate; property; resources.
  • (n.) Same as Hypostasis, 2.
  • (v. t.) To furnish or endow with substance; to supply property to; to make rich.

Example Sentences:

  • (1) No differences between the two substances were observed with respect to side effects and general tolerability.
  • (2) Modulation of the voltage-gated K+ conductance in T-lymphocytes by substance P was examined.
  • (3) During the digestion of these radiolabeled bacteria, murine bone marrow macrophages produced low-molecular-weight substances that coeluted chromatographically with the radioactive cell wall marker.
  • (4) Intracellular localization of the labeled substance in the tumor tissue was examined autohistoradiographically.
  • (5) Substances with a leaving group at the C-3 position form unsaturated conjugated cyclic adducts and are mutagenic only in the His D3052 frameshift strains with an intact excision repair system (no urvA mutation).
  • (6) A substance with a chromatographic mobility of Rf = 0.8 on TLC plates having an intact phosphorylcholine head group was also formed but has not yet been identified.
  • (7) Serum pepsinogen 1, serum gastrin, ABO blood groups, secretor status of ABH blood group substances and behavioral factors were studied in 15 patients with duodenal ulcer and 61 their relatives affected and unaffected to duodenal ulcer.
  • (8) Agarose-albumin beads may be useful for removing protein-bound substances from the blood of patients with liver failure, intoxication with protein-bound drugs, or specific metabolic deficits.
  • (9) Urine tests in six patients with other kidney diseases and with uraemia and in seven healthy persons did not show this substance.
  • (10) Substance P, a potent vasodilating peptide, seems to be released from trigeminal nerve endings in response to nervous stimulation and is involved in the transmission of painful stimuli within the periphery.
  • (11) Regulators concerned about physician behavior and confronted by demands of nonphysicians to prescribe controlled substances may find EDT a good solution.
  • (12) These results are discussed in the light of the mode of action of the substances used.
  • (13) Most cis AB sera have anti-B activity, essentially at 4 degrees C. In saliva A and H substances are found in normal amounts but B substance is only evidenced by inhibition of autologous cells agglutination.
  • (14) We have investigated some of the factors which affect the retention times of these substances in reversed-phase HPLC on columns of 5-micron octadecylsilyl silica.
  • (15) The data indicate that adult neurons with an intrinsic ability to regenerate axons can respond to substances with neurotrophic or neurite-promoting activities in tissue cultures.
  • (16) The authors describe the role played by these substances in the pathogenesis of inflammations, their importance in the regulation of intraocular pressure and in the development of cystoid macular oedema.
  • (17) They were more irregularly curved and consisted of various substances.
  • (18) We examined 10 life areas clustered around the general categories of "substance use," "social functioning," and "emotional and interpersonal functioning."
  • (19) In certain cases, the effects of these substances are enhanced, in others, they are inhibited by compounds that were isolated from natural sources or prepared by chemical synthesis.
  • (20) The following possible explanations were discussed: a) the tested psychotropic drugs block prostaglandin receptors in the stomach; b) the test substances react with prostaglandin in the nutritive solution; c) the substances stimulate metabolic processes in the stomach wall that break down prostaglandin.