purgative

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cathartic

 [kah-thahr´tik]
1. causing emptying of the bowels.
2. an agent that so acts; called also evacuant and purgative.
3. producing emotional catharsis.
bulk cathartic one stimulating bowel evacuation by increasing fecal volume.
lubricant cathartic one that acts by softening the feces and reducing friction between them and the intestinal wall.
saline cathartic one that increases fluidity of intestinal contents by retention of water by osmotic forces, and indirectly increases motor activity.
stimulant cathartic one that directly increases motor activity of the intestinal tract.

pur·ga·tive

(pŭr'gă-tiv),
An agent used for purging the bowels.
See also: cathartic (2).
[L. purgativus, purging]

purgative

/pur·ga·tive/ (purg´it-iv) cathartic (1, 2).

purgative

(pûr′gə-tĭv)
adj.
Tending to cleanse or purge, especially causing evacuation of the bowels.
n.
A purgative agent or medicine; a cathartic.

purgative

[pur′gətiv]
Etymology: L, purgare, to purge
a strong medication usually administered by mouth to promote evacuation of the bowel or to produce several bowel movements.

laxative

Herbal medicine
A herb used to purge the bowels.

Examples
Cascara (Cascara sagrada), castor oil plant (Ricinus communis), flax seed (Linum usitatissimum), liquorice root (Glycyrrhiza glabra), olive oil (Olea europaea), psyllium (Plantago psyllium), rhubarb (Rheum palmatum) and senna (Cassia acutifolia).

pur·ga·tive

(pŭr'gă-tiv)
An agent used for purging the bowels.
See also: cathartic (2)
[L. purgativus, purging]

purgative

A strong laxative drug.

purgative,

n substance that promotes bowel loosening and movement,

pur·ga·tive

(pŭr'gă-tiv)
An agent used for purging the bowels.
[L. purgativus, purging]

purgative

1. a purge or cathartic (1); causing bowel evacuation.
2. a cathartic, particularly one stimulating peristaltic action. See also laxative.
References in periodicals archive ?
In light of these findings, we thought that emptying the distal colon before purgative use can enhance the effect of purgatives by increasing bowel activity.
Purgatives were given twice, at 11:00 AM and 6:00 PM, at a rate of 125 mL, on the day before colonoscopy.
Comparison between women only, excluding men, revealed a significantly higher right colonic cleansing score in the group using enemas before purgatives as compared to other groups.
With the discovery of more effective purgatives, the earlier traditional few-day clear fluid diet was gradually replaced by the better tolerated fiber-free diets (10, 11).
Use of enemas before purgatives increases right colon cleansing in patients with tendency to constipation, such as female gender and a history of previous abdominal surgery.
Mechanism of action and toxicities of purgatives used for colonoscopy preparation.
The use of oral sodium phosphate purgatives was thus accompanied by a greater risk of acute kidney injury than were these other risk factors.
Of 7,349 nontransplant renal biopsies, 31 revealed nephrocalcinosis; at least 21 of those were associated with the use of oral sodium phosphate purgatives.
In response to this report and others, the Food and Drug Administration in May 2006 issued a warning on acute phosphate nephropathy associated with oral sodium phosphate purgatives, stating that individuals at increased risk include those with advanced age and decreased intravascular volume, and people taking certain medications including ACE inhibitors, angiotensin II receptor blockers, and possibly NSAIDs.
Clinicians will be more careful in selecting purgatives for each patient.
The patent covers composition containing effective amounts or orally administered colonic purgative salts including several magnesium phosphate salts.
The Company's first product, Visicol(TM) is the first and only tablet purgative preparation indicated for bowel cleansing prior to colonoscopy.