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Oral Laxatives

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Questions and Answers

How do stimulant laxatives work?

By decreasing intestinal secretion, increasing water reabsorption, and inhibiting colon peristalsis

By increasing stool weight and consistency

By stimulating water secretion at bowel lumen

By increasing intestinal secretion, reducing water reabsorption, and stimulating colon peristalsis (correct)

What is the nature of stool softeners?

Synthetic in nature, with a bulking effect in the colon

Chemical in nature, with a dehydrating effect in the colon

Mineral in nature, with a lubricating effect throughout the intestine (correct)

Herbal in nature, with a stimulating effect on the rectum

How do osmotic laxatives work?

By reducing water reabsorption at bowel lumen

By inhibiting colon peristalsis

By stimulating water secretion at bowel lumen (correct)

By increasing stool weight and consistency

What is the working mechanism of fleet enema?

Releasing bound water from stool and stimulating rectal and distal peristalsis Signup and view all the answers

What is the action time of colace?

24-72 hours Signup and view all the answers

What is the primary shortcoming of the combination of Opioid and naloxone for OIC management?

It titrates opioid effect and causes opioid withdrawal symptoms Signup and view all the answers

What distinguishes Methylnaltrexone from the combination of Opioid and naloxone in OIC management?

It does not affect analgesia as it does not cross the blood-brain barrier Signup and view all the answers

What is the drawback of using Methylnaltrexone for OIC management?

It has to be given by subcutaneous route and is expensive Signup and view all the answers

How does Naloxone work in the management of OIC?

As a competitive antagonist of opioid receptors inside and outside the Central Nervous System Signup and view all the answers

Oral Laxatives

Choose a study mode

Podcast

Questions and Answers

How do stimulant laxatives work?

What is the nature of stool softeners?

How do osmotic laxatives work?

What is the working mechanism of fleet enema?

What is the action time of colace?

What is the primary shortcoming of the combination of Opioid and naloxone for OIC management?

What distinguishes Methylnaltrexone from the combination of Opioid and naloxone in OIC management?

What is the drawback of using Methylnaltrexone for OIC management?

How does Naloxone work in the management of OIC?

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