Podcast
Questions and Answers
What must a patient be educated on when taking a laxative?
What must a patient be educated on when taking a laxative?
- To drink plenty of water (correct)
- To avoid eating fiber-rich foods
- To limit fluid intake
- To take laxatives only when feeling constipated
Which laxative is an example of a bulk forming laxative?
Which laxative is an example of a bulk forming laxative?
- Psyllium fiber (correct)
- Senna
- Docusate sodium
- Polyethylene glycol
How soon do laxatives typically work to produce soft stool?
How soon do laxatives typically work to produce soft stool?
- Only after a week
- In 1-3 days (correct)
- After 5-10 hours
- Within 30 minutes
What is an example of a stimulant laxative?
What is an example of a stimulant laxative?
What do stimulant laxatives do to stimulate peristalsis?
What do stimulant laxatives do to stimulate peristalsis?
Which of the following drugs may interact with stimulant laxatives?
Which of the following drugs may interact with stimulant laxatives?
Study Notes
Laxatives Overview
- Two types of laxatives that help prevent constipation:
- Fiber/stool softeners (Surfactant laxatives)
- Bulk forming laxatives
Patient Education
- Important to instruct patients to drink plenty of water while taking laxatives to prevent dehydration and enhance effectiveness.
Hospital Administration
- Laxatives are typically administered daily with morning medications to ensure regular bowel movements.
Laxative Onset
- Laxatives usually take effect within 1 to 3 days to produce a bowel movement.
Group 3 Laxatives
- Group 3 laxatives produce soft stools within 1 to 3 days.
- Included in Group 3 laxatives:
- Psyllium fiber
- Docusate sodium
- Lactulose
Examples of Laxatives
- Bulk forming laxative example: Psyllium fiber
- Surfactant laxative example: Docusate sodium
- Stimulant laxative examples: Bisacodyl, Senna
- Osmotic laxative examples: Polyethylene glycol, Magnesium hydroxide
Mechanism of Stimulant Laxatives
- Stimulant laxatives work by causing contractions of smooth muscles in the bowels, which stimulate peristalsis and promote bowel movements.
Gastrointestinal Side Effects
- Common gastrointestinal side effects associated with laxative use include:
- Bloating
- Gas
- Nausea
- Stomach cramping
Drug Interactions
- Potential drug interactions with stimulant laxatives may involve:
- Antacids
- H2 blockers
- Proton Pump Inhibitors (PPIs)
- Dairy products
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Description
This quiz covers the different types of laxatives, their mechanisms, and important patient education regarding their use. Learn about fiber/stool softeners, bulk forming laxatives, and their effects on bowel movements. Stay informed on the administration of laxatives and recommendations for proper hydration.
