SENNA for Occasional Constipation Quiz
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Questions and Answers

What is the main indication for Polyethylene Glycol 3350 (Miralax)?

  • Prevention of straining during defecation
  • Relief of occasional constipation (correct)
  • Treatment of abdominal cramps
  • Prevention of diarrhea

Which of the following best describes the mechanism of action of osmotic laxatives?

  • Lubricating the colon walls
  • Reducing water absorption from the stool
  • Lowering surface tension of the stool, allowing water to enter (correct)
  • Increasing surface tension of the stool

What is the onset of action for Docusate?

  • 1-6 hours
  • 6-12 hours
  • More than 72 hours
  • 12-72 hours (correct)

Which side effect is NOT commonly associated with Docusate use?

<p>Constipation (A)</p> Signup and view all the answers

What distinguishes Polyethylene Glycol 3350 from Docusate in terms of dose adjustments for renal or hepatic impairment?

<p>Docusate requires a dose reduction, Polyethylene Glycol 3350 does not (C)</p> Signup and view all the answers

Which of the following is true regarding the mechanism of action of polyethylene glycol 3350?

<p>Increases fluid transport and intracellular pH by osmotic action (C)</p> Signup and view all the answers

In which situation should polyethylene glycol 3350 be considered as a preferred option?

<p>When there is a sudden change in bowel movements lasting longer than 2 weeks (B)</p> Signup and view all the answers

What is a common adverse effect associated with osmotic laxatives like polyethylene glycol 3350?

<p>Diarrhea (B)</p> Signup and view all the answers

Which of the following is NOT a characteristic of docusate?

<p>Acts as a chloride secretion activator (D)</p> Signup and view all the answers

What makes lubiprostone different from polyethylene glycol 3350 in terms of mechanism of action?

<p>Stimulates chloride secretion in the GI tract (A)</p> Signup and view all the answers

Which of the following best describes the mechanism of action of lactulose?

<p>Metabolized in the colon by bacteria, producing an osmotic effect (B)</p> Signup and view all the answers

What is a common adverse reaction associated with lactulose use?

<p>Flatus (C)</p> Signup and view all the answers

Which population should be cautious when using lactulose due to the risk of electrolyte imbalances?

<p>Diabetic patients (B)</p> Signup and view all the answers

How long can it take for lactulose to produce a normal bowel movement?

<p>24-48 hours (A)</p> Signup and view all the answers

Which type of laxatives include polyethylene glycol 3350 and docusate?

<p>Osmotic laxatives (D)</p> Signup and view all the answers

What is the mechanism of action of Polyethylene Glycol 3350?

<p>Draws water into the stool (A)</p> Signup and view all the answers

Which of the following is a common adverse reaction associated with Polyethylene Glycol 3350?

<p>Abdominal cramps (A)</p> Signup and view all the answers

What is a contraindication for using Polyethylene Glycol 3350?

<p>Known or suspected bowel obstruction (A)</p> Signup and view all the answers

What is a potential warning associated with the use of Polyethylene Glycol 3350?

<p>Electrolyte imbalance from prolonged use (B)</p> Signup and view all the answers

What is a potential drug interaction involving Polyethylene Glycol 3350?

<p>Digoxin - can reduce digoxin levels (A)</p> Signup and view all the answers

What is the most appropriate indication for the use of SENNA?

<p>Occasional constipation (A)</p> Signup and view all the answers

Which warning is associated with the use of SENNA?

<p>OTC use not recommended in children less than 2 years of age (C)</p> Signup and view all the answers

What is a common adverse effect associated with SENNA use?

<p>Abdominal cramps (B)</p> Signup and view all the answers

What should be reported to a healthcare provider when using SENNA?

<p>Rectal bleeding (C)</p> Signup and view all the answers

When can SENNA typically start showing its onset of action?

<p>Within 6 to 24 hours (B)</p> Signup and view all the answers

Which pharmacokinetic/pharmacodynamic factor sets SENNA apart from other laxatives?

<p>Rapid absorption (B)</p> Signup and view all the answers

What is a common adverse effect associated with SENNA?

<p>Melanosis coli (C)</p> Signup and view all the answers

What is a key warning that should be considered when prescribing SENNA?

<p>Potential for electrolyte imbalances (A)</p> Signup and view all the answers

Which population would benefit most from the indication of SENNA?

<p>Patients with irritable bowel syndrome (IBS) (D)</p> Signup and view all the answers

What distinguishes SENNA from other laxatives in terms of its mechanism of action?

<p>Direct stimulation of intestinal lining (C)</p> Signup and view all the answers

What is a common adverse effect associated with SENNA use?

<p>Hypokalemia (C)</p> Signup and view all the answers

Which of the following is a pharmacokinetic/pharmacodynamic factor of SENNA?

<p>Minimal distribution beyond the GI tract (D)</p> Signup and view all the answers

What is a potential warning associated with SENNA use?

<p>Dyspnea (C)</p> Signup and view all the answers

Which of the following best describes an indication for SENNA use?

<p>Chronic idiopathic constipation (C)</p> Signup and view all the answers

Which statement accurately represents the dosing of Senna?

<p>The dosage of Senna varies depending on the age of the patient (C)</p> Signup and view all the answers

What is a dosing consideration for SENNA use in adults?

<p>Dose reduction in hepatic impairment (C)</p> Signup and view all the answers

What is a crucial warning associated with the use of Senna?

<p>Patients with diabetes should avoid using Senna due to increased blood sugar levels (D)</p> Signup and view all the answers

What is a common adverse effect associated with the use of Senna?

<p>Flatus (A)</p> Signup and view all the answers

In which situation would Senna likely be indicated for use?

<p>Those needing relief from constipation (B)</p> Signup and view all the answers

What pharmacokinetic/pharmacodynamic factor is true about Senna?

<p>It affects both intestinal motility and secretion, influencing electrolyte transport (A)</p> Signup and view all the answers

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