Questions and Answers
What is the class of polyethylene glycol (Miralax)?
What is the route of administration for polyethylene glycol?
Oral
What is the dosing for colonoscopy preparation?
238 g in 2 L of sports drink orally on the day before the procedure
What is the primary use of polyethylene glycol?
Signup and view all the answers
What is the oral dosing/administration for polyethylene glycol?
Signup and view all the answers
What are the contraindications for polyethylene glycol?
Signup and view all the answers
What precautions should be taken when using polyethylene glycol?
Signup and view all the answers
What are some adverse effects of polyethylene glycol?
Signup and view all the answers
What is the pregnancy category for polyethylene glycol?
Signup and view all the answers
What should be monitored when using polyethylene glycol?
Signup and view all the answers
What is the mechanism of action (MOA) of polyethylene glycol?
Signup and view all the answers
What important advice should be given to patients taking polyethylene glycol?
Signup and view all the answers
Study Notes
Polyethylene Glycol (Miralax) Overview
- Classed as a gastrointestinal agent, used primarily to treat constipation.
- Administered orally, making it convenient for patient use.
Dosing Information
-
Colonoscopy Preparation:
- 238 g mixed in 2 L of sports drink, taken the day before the procedure.
- For split-dose regimen, consume 1 L the day before and 1 L on the day of the procedure.
-
General Constipation:
- 17 g (approximately 1 heaping tablespoon) orally per day, mixed in 4 to 8 ounces of a beverage; maximum duration of 2 weeks.
-
Chronic Constipation:
- Same dosage as general constipation but can be taken for up to 6 months.
Administration Guidelines
- Mix the powder in 8 oz of water, juice, soda, coffee, or tea prior to taking the medication.
Contraindications
- Not suitable for individuals with hypersensitivity to polyethylene glycol or those with known or suspected bowel obstructions.
Precautions to Consider
- Assess for symptoms of bowel obstruction (nausea, vomiting, abdominal pain, distension).
- Use is contraindicated if bowel obstruction or perforation is present.
Adverse Effects
- Common gastrointestinal side effects include diarrhea, flatulence, nausea, stomach cramps, and a swollen abdomen.
Pregnancy Category
- Classified as category C, indicating risk is not ruled out without appropriate studies.
Monitoring Parameters
- Monitor for decreased abdominal discomfort and pain.
- Expect bowel movements within 2 to 4 days of initial dosing.
- Check for electrolyte imbalances with prolonged, frequent, or excessive use.
Mechanism of Action (MOA)
- Functions as an osmotic agent, helping to retain water in the stool, resulting in softer stools and more frequent bowel movements.
- Does not affect the active absorption or secretion of glucose or electrolytes.
Medication Counseling Points
- Patients should be aware of potential side effects and that symptomatic relief might not occur for 2 to 4 days.
- Inform about various brand names and their specific properties and instructions.
- Advise against use for more than 2 weeks unless directed by a healthcare professional.
Studying That Suits You
Use AI to generate personalized quizzes and flashcards to suit your learning preferences.
Description
Test your knowledge on Polyethylene Glycol (Miralax) with these flashcards. Covering key concepts such as its classification as a gastrointestinal agent, administration routes, and dosing guidelines, this quiz is perfect for students and healthcare professionals alike.
