Treatment of Irritable Bowel Syndrome with GI Medications
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Questions and Answers

What is the primary reason for Tenapanor (Ibsrela) being contraindicated in patients?

  • It leads to dizziness and syncope
  • It inhibits the absorption of dietary sodium (correct)
  • It causes severe diarrhea
  • It is not present in breastmilk

Which adverse effect has been reported in some cases associated with Linacotide use?

  • Severe diarrhea requiring IV fluids (correct)
  • Hypertension and tachycardia
  • Bradypnea and bronchoconstriction
  • Dizziness and syncope

What is a key benefit of Tenapanor (Ibsrela) in the treatment of IBS-C?

  • Reduces abdominal pain (correct)
  • Increases visceral hypersensitivity
  • Blocks absorption of water
  • Induces constipation

Why should the decision to breastfeed during therapy with Linacotide be carefully considered?

<p>Considering the risk of infant exposure and benefits to both the infant and mother (A)</p> Signup and view all the answers

What does Tenapanor target to achieve its therapeutic effect in IBS-C?

<p>Sodium/hydrogen exchanger isoform 3 (A)</p> Signup and view all the answers

Which of the following statements about Linacotide is true?

<p>It has no significant drug interactions (B)</p> Signup and view all the answers

What is the mechanism of action of Tenapanor (Ibsrela) in blocking sodium absorption?

<p>Blocking sodium/hydrogen exchanger isoform 3 (B)</p> Signup and view all the answers

Why is careful consideration needed for the decision to breastfeed during Tenapanor therapy?

<p>Considering the risk of infant exposure, benefits of breastfeeding to infant, and treatment benefits to mother (D)</p> Signup and view all the answers

What is the primary goal of using antispasmodic drugs in the treatment of IBS?

<p>Reduce symptoms by increasing colonic transit time (A)</p> Signup and view all the answers

Which of the following is NOT a common anticholinergic side effect associated with antispasmodic drugs?

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

How do serotonin 5-HT-3 receptor antagonists work in the treatment of IBS?

<p>Modulate visceral sensation and motility (C)</p> Signup and view all the answers

What led to alosetron being taken off the market in 2000?

<p>Safety concerns including ischemic colitis and complicated constipation (B)</p> Signup and view all the answers

Under what strategy was alosetron reintroduced to the market in 2002?

<p>Risk evaluation and mitigation strategy (REMS) (B)</p> Signup and view all the answers

What is a common adverse effect associated with linaclotide, a guanylate cyclase-C agonist?

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

Why is linaclotide contraindicated in pediatric patients younger than 2 years?

<p>Risk of serious dehydration (A)</p> Signup and view all the answers

What is the US Boxed Warning for Tenapanor (Ibsrela)?

<p>Associated with severe diarrhea and electrolyte abnormalities (C)</p> Signup and view all the answers

Which of the following is a potential drug interaction associated with Linacotide?

<p>Reduced absorption when taken with antacids (D)</p> Signup and view all the answers

What is a significant warning associated with the use of Linacotide?

<p>Reports of syncope and hypotension (A)</p> Signup and view all the answers

Which adverse effect has NOT been reported with the use of Linacotide?

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

What is a concern related to the use of Linacotide during breastfeeding?

<p>Potential transmission of gastrointestinal infection to the infant (A)</p> Signup and view all the answers

Which statement best describes the FDA indications for Linacotide?

<p>Indicated for use in adults only with IBS-C (A)</p> Signup and view all the answers

Why is careful monitoring required when using Linacotide?

<p>To prevent electrolyte imbalances and dehydration (C)</p> Signup and view all the answers

What is the FDA indication for linaclotide?

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

Which of the following is a US boxed warning associated with linaclotide?

<p>Risk of severe dehydration in pediatric patients (B)</p> Signup and view all the answers

Which type of patients should linaclotide be reserved for?

<p>Patients with persistent constipation despite laxative use (B)</p> Signup and view all the answers

What is a potential adverse effect associated with linaclotide use?

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

Which of the following is NOT a common drug interaction associated with linaclotide?

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

Why is linaclotide contraindicated in pediatric patients younger than 2 years?

<p>It may lead to dehydration (D)</p> Signup and view all the answers

What is a common adverse effect of linaclotide that can sometimes be severe?

<p>Abdominal pain (D)</p> Signup and view all the answers

Which of the following is a notable warning associated with linaclotide use?

<p>'May mask symptoms of serious conditions' (B)</p> Signup and view all the answers

What is the most concerning potential adverse effect associated with linaclotide use?

<p>Severe diarrhea with dizziness and syncope (D)</p> Signup and view all the answers

In terms of drug interactions, which statement accurately reflects the known interactions with linaclotide?

<p>No significant drug interactions are currently known (D)</p> Signup and view all the answers

What is the FDA indication for linaclotide use?

<p>Approved for treatment of IBS-C in adults only (B)</p> Signup and view all the answers

What is the US Boxed Warning associated with Tenapanor (Ibsrela)?

<p>Contraindicated in pediatric patients (C)</p> Signup and view all the answers

Which of the following is a possible adverse effect requiring hospitalization in some cases of linaclotide use?

<p>Severe diarrhea with electrolyte abnormalities (B)</p> Signup and view all the answers

Why should the decision to breastfeed during treatment with linaclotide be carefully considered?

<p>The risk of infant exposure and benefits of breastfeeding need to be weighed against the benefits of treatment to the mother (B)</p> Signup and view all the answers

Which of the following accurately describes a concern related to linaclotide use during breastfeeding?

<p>'It can expose the infant to the drug, requiring careful consideration' (B)</p> Signup and view all the answers

What is a potential adverse effect of linaclotide that is sometimes severe?

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

Which of the following is not a common drug interaction associated with linaclotide?

<p>Antidiarrheal agents (D)</p> Signup and view all the answers

What is a notable warning associated with linaclotide use?

<p>Risk of serious dehydration in pediatric patients under 2 years old (D)</p> Signup and view all the answers

What is a significant adverse effect reported in some cases associated with linaclotide use?

<p>Intestinal discomfort and pain (A)</p> Signup and view all the answers

Which of the following statements about linaclotide is true?

<p>It targets guanylate cyclase-C receptors to reduce intestinal fluid secretion (B)</p> Signup and view all the answers

What is the FDA indication for linaclotide?

<p>IBS-C and chronic idiopathic constipation in adults (C)</p> Signup and view all the answers

What is the US boxed warning for linaclotide?

<p>'Black box' warning for potential life-threatening diarrhea (D)</p> Signup and view all the answers

Why is careful monitoring required when using linaclotide?

<p>'Black box' warning for severe dehydration in pediatric patients under 2 years old (A)</p> Signup and view all the answers

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