Pharm: Senna Flashcards

Study Notes

Senna Overview

Senna belongs to the therapeutic class of laxatives, commonly used to alleviate constipation.
Classified pharmacologically as stimulant laxatives and stool softeners.

Therapeutic Uses

Primarily used for softening stool and promoting its passage.

Pharmacological Action

Acts as a local irritant on the colon, which stimulates peristalsis.
Facilitates water incorporation into stool, resulting in a softer fecal mass.

Side Effects

Potential electrolyte imbalances and dehydration.
Can cause skin rashes and urine discoloration.
Gastrointestinal side effects include abdominal cramps, nausea, vomiting, and diarrhea.

Contraindications and Precautions

Not recommended in cases of abdominal pain, nausea, or vomiting.
Caution is advised regarding excessive or prolonged use, which can lead to dependence and other fluid/electrolyte imbalances.

Drug Interactions

No known drug interactions with Senna.

Nursing Interventions

Assess for bowel sounds, abdominal distension, and baseline bowel function patterns.

Evaluation of Effectiveness

Senna's effectiveness is typically indicated by a soft, formed bowel movement, occurring within 6-24 hours after administration.

Client Education

Recommended for short-term use only.
Patients should increase fluid intake to 6-8 full glasses per day and boost physical activity.
Special caution for patients with cardiac disease to avoid straining during bowel movements.

Description

Test your knowledge about Senna, a laxative used for softening stool and promoting passage. This quiz covers both the therapeutic and pharmacologic classes, as well as its action in the body. Perfect for pharmacy students and professionals looking to reinforce their understanding.