senna


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Related to senna: Ayrton Senna

senna

 [sen´ah]
the dried leaflets of Cassia acutiflora; used in a syrup, fluid extract, or compound powder as a cathartic.

senna, sennosides

Argoral (CA), Black Draught, Ex-Lax Gentle, Fleet Pedia-Lax Quick Dissolve, Fletcher's, Maximum Relief Ex-Lax, Nu-Lax (CA), Perdiem, Senexon, Senna-Gen, Sennatural, Senokot, Senokot Granules, SenokotXTRA, Senolax, Sure-Lax (UK)

Pharmacologic class: Anthraquinone laxative

Therapeutic class: Laxative (stimulant)

Pregnancy risk category C

Action

Causes local irritation in colon, which promotes peristalsis and bowel evacuation. Softens feces by increasing water and electrolytes in large intestine.

Availability

Granules: 15 mg/tsp

Liquid: 8.8 mg/5 ml, 25 mg/5 ml, 33.3 mg/ml (concentrate)

Tablets: 8.6 mg, 10 mg, 15 mg, 17 mg, 25 mg

Strips (orally disintegrating): 8.6 mg

Tablets (chewable): 10 mg, 15 mg

Indications and dosages

Acute constipation; preparation for bowel examination

Adults and children ages 12 and older: For acute constipation, 12 to 50 mg P.O. daily or b.i.d. For bowel preparation, 105 to 157.5 mg (concentrate) 12 to 14 hours before scheduled procedure.

Children ages 6 to 11: 50% of adult dosage. Or, two orally disintegrating strips; don't exceed four strips in 24 hours.

Children ages 2 to 5: 33% of adult dosage. Or, one orally disintegrating strip; don't exceed two strips in 24 hours.

Contraindications

• Hypersensitivity to drug or its components

• GI bleeding or obstruction

• Suspected appendicitis or undiagnosed abdominal pain

• Acute surgical abdomen

• Fecal impaction

• Inflammatory bowel disease (such as Crohn's disease)

Precautions

Use cautiously in:

• pregnant or breastfeeding patients

• children.

Administration

• Give with a full glass of cold water.

• To prepare patient for bowel examination, give 12 to 14 hours before procedure, followed by a clear liquid diet.

Adverse reactions

GI: nausea, vomiting, diarrhea, abdominal cramps, nutrient malabsorption, yellow or yellowish-green feces, loss of normal bowel function (with excessive use), dark pigmentation of rectal mucosa (with long-term use), protein-losing enteropathy

GU: reddish-pink discoloration of alkaline urine, yellowish-brown discoloration of acidic urine

Metabolic: electrolyte imbalances (such as hypokalemia)

Other: laxative dependence (with long-term or excessive use)

Interactions

Drug-diagnostic tests. Calcium, potassium: decreased levels

Patient monitoring

• Assess bowel movements to determine laxative efficacy.

• In long-term use, monitor fluid balance, nutritional status, and electrolyte levels and watch for laxative dependence.

Patient teaching

• Tell patient using drug for constipation to take at bedtime with a glass of water.

• Instruct patient to place orally disintegrating strips on the tongue, allow strip to dissolve, then drink plenty of water.

• In long-term use, advise patient to watch for and report signs and symptoms of nutritional deficiencies and fluid and electrolyte imbalance.

• If patient will undergo bowel examination, advise him to take drug 12 to 14 hours before procedure, followed by a clear liquid diet.

• As appropriate, review all other significant adverse reactions and interactions, especially those related to the tests mentioned above.

sen·na

(sen'ă),
The dried leaflets or legumes of Cassia acutifolia (Alexandrine senna) and C. angustifolia (Tinnevelly or Indian senna); a laxative.
[Ar. senā]

senna

(sĕn′ə)
n.
1. Any of various plants in the pea family, chiefly of the genera Senna and Chamaecrista, having pinnately compound leaves and showy, nearly regular, usually yellow flowers, used as ornamentals and for medicinal purposes.
2. A preparation of the dried leaves of Senna alexandrina, used as a laxative.

senna

Herbal medicine
A shrub native to northern and eastern Africa, which contains emodin and anthraquinone glycosides (sennosides A and B); it is primarily used as a laxative.
 
Toxicity
In excess, senna may evoke nausea, vomiting and colic; it should not be used in pregnancy or in those who are nursing, or who have colitis, haemorrhoids or ulcers. Overuse may be associated with so-called lazy bowel syndrome.

senna

A stimulant laxative drug used to treat constipation. The drug is on the WHO official list. A brand name is Senokot.
References in periodicals archive ?
"A hero is one that is created by heroes and he naturally creates ones as well," Sherifa Ali Mohammad, Abu Senna's wife, recalled a saying that she believes to be true about her husband.
Senna took pole but his request that it be moved on to the clean side of the track was denied.
The first of the 75 customers who have secured a McLaren Senna GTR -- all cars were sold shortly after the concept made its Geneva debut at prices from approximately BD542,000 plus taxes -- are due to receive their cars this September.
The Lego Senna is the first such model to use parts from a real car - intended to make the experience more immersive by allowing young fans to actually sit inside the model.
Their rivalry dominated F1 until Senna's death in a 1994 smash, aged 34.
"I am not approaching this weekend thinking I will be equal with Ayrton," said Hamilton, who will start his 161st race on Sunday, the same number Senna competed in before his death at Imola.
But Hamilton said that the relationship between him and Rosberg is 'essentially' like Senna and Prost's, adding that he is going to 'take a leaf out of Senna's book' and deal with the situation with Rosberg like the Brazilian did with Prost.
Inspired by Senna's example, Parkway students want to support those canine contributors.
Yesterday marked 20 years since Senna lost his life following a crash at the San Marino Grand Prix, with fans and Formula One drivers past and present paying tribute to the Brazilian and also to Austrian driver Roland Ratzenberger, who was killed at the same track on April 30, 1994.
Ruthless, focused and dedicated - that was how the three-time Formula 1 world champion Ayrton Senna was known inside the cockpit.
Thousands of fans joined Formula One drivers past and present on Thursday in marking the 20th anniversary of the death of Ayrton Senna at the Italian circuit where the triple champion crashed 20 years ago.
Imola: Thousands of Formula One fans on Thursday commemorated the 20th anniversary of Ayrton Senna's death at the scene of the sport's darkest day in Imola in Italy as tributes poured in for the late Brazilian master driver.