Constipation Flashcards
What are 4 symptoms of constipation?
- Pain/difficulty passing stools
- Feeling of incomplete evacuation
- Abdominal discomfort
- Bloating
Does constipation require a counselling room?
Yes
What are 10 red flags for referral with constipation?
- Blood or mucous in stool to particularly tarry, red or black stools.
- Constipation alternating with diarrhoea
- Tenesmus - a continuous feeling of the need to defecate
- Severe or persistent abdominal pain
- Unexplained weight loss
- A sudden change in bowel habits > 2 weeks
- Constipation persisting after 1 week or laxative use or 2 weeks of dietary modification
- Laxative misuse suspected
- Constipation presenting as a new symptom that is not attributable to changes in diet, lifestyle, medication or medical condition.
- Constipation in infants < 3 months, to exclude organic causes such as Hirschsprung’s disease.
Does constipation have a PSA self-care card?
Yes (Constipation)
What is the preferred over-the-counter treatment option for constipation in children and non-pregnant adults?
Osmotic Laxatives (such as macrogol)
What are the directions for Movicol (macrogol) for adults and children over 12 years in constipation?
Use 1 to 3 sachets of Movicol Original daily
What are the directions for Movicol (macrogol) for children aged 6 - 11 years?
Use 2 sachets of Movicol Junior daily (up to a maximum of 4 sachets daily)
What are the directions for Movicol (macrogol) for children aged 2 - 5 years?
Use 1 sachet of Movicol Junior daily (up to a maximum of 4 sachets daily)
What are 6 non-preferred over-the-counter options for constipation in children and non-pregnant adults and why?
- Lactulose: less likely to be tolerable
- Glycerol suppositories: less likely to be tolerable
- Saline enema (Microlax): only necessary in advanced constipation
- Stimulant laxatives (senna): can cause “laziness” of the bowel
- Coloxyl (docusate 50 mg): Unsafe in children under 3
- Poloxamer: unlikely to be of significant effect
Are osmotic laxatives (such as macrogol) safe in pregnancy?
Yes (in occasional doses)
Are osmotic Laxatives (such as macrogol) safe in breastfeeding?
Yes
What is the age range for Osmotic Laxatives (such as macrogol)?
Safe in children over 2 years
What is the preferred over-the-counter treatment option for constipation in pregnant women?
Stool softeners (such as Coloxyl [docusate 50 mg])
What are the directions for Coloxyl (docusate 50 mg) in constipation in patients over 12 years?
1-3 tablets once to twice daily. Maximum of 10 tablets daily in divided doses
What are the directions for Coloxyl (docusate 50 mg) in constipation in children aged 6 to 12 years?
1-3 tablets once daily
What are the directions for Coloxyl (docusate 50 mg) in constipation in children aged 3 to 6 years?
1 tablet once daily
What are 6 non-preferred over-the-counter options for constipation in pregnant women and why?
- Macrogol: limited safety in pregnancy
- Lactulose: less likely to be tolerable
- Glycerol suppositories: less likely to be tolerable
- Saline enemas: only necessary in advanced constipation
- Stimulant laxatives (senna): unsafe in pregnancy
- Poloxamer: unknown safety in pregnancy and unlikely to be of significant effect
Are stool softeners (such as Coloxyl [docusate 50 mg]) safe in pregnancy?
Yes
Are stool softeners (such as Coloxyl [docusate 50 mg]) safe in breastfeeding?
Yes
What is the age range for stool softeners (such as Coloxyl [docusate 50 mg]))?
Safe in children over 3
What is the preferred over-the-counter treatment option for constipation in children under 3?
Poloxamer 100mg/mL (Coloxyl Oral Drops)
What are the directions for Poloxamer 100mg/mL (Coloxyl Oral Drops) for constipation in children aged 18 months to 3 years?
0.8 mL (80 mg) three times daily
What are the directions for Poloxamer 100mg/mL (Coloxyl Oral Drops) for constipation in children aged 6 to 17 months?
0.5mL (50 mg) three times daily
What are the directions for Poloxamer 100mg/mL (Coloxyl Oral Drops) for constipation in children under 6 months?
0.3mL (30 mg) three times daily
What are 5 non-preferred over-the-counter options for constipation in children under 3 and why?
- Macrogol: unsafe in children under 2, less likely to be accepted by child
- Lactulose: less likely to be accepted by child
- Glycerol suppositories: less likely to be accepted by child
- Saline enema (Microlax): less likely to be accepted by child, only required in advanced constipation
- Stimulant laxatives (senna): unsafe in children under 2, can lead to “lazy” bowel
Is Poloxamer 100mg/mL (Coloxyl Oral Drops) safe in pregnancy?
No (unknown)
Is Poloxamer 100mg/mL (Coloxyl Oral Drops) safe in breastfeeding?
No (unknown)
What is the age range for Poloxamer 100mg/mL (Coloxyl Oral Drops)?
Safe from birth
What are 7 pieces of non-pharmacological advice for constipation?
- Increase fluids
- Increase fibre
- Increase exercise
- Do not suppress the urge to defecate
- Recommended adult daily fibre intake is 25-30 grams.
- Insoluble and soluble fibre are effective in preventing or alleviating constipation.
- Regular toileting and positive encouragement should be the first step in the management of constipation in children.
What are 5 Sources of insoluble fibre?
- Legumes
- Skin of fruit and vegetables
- Nuts
- Wholegrain foods
- Seeds
What are 6 Sources of soluble fibre?
- Oats
- Barley
- Ispaghula
- Rye
- Fruits
- Vegetables
What is the time to onset of bulk-forming laxatives (psyllium husk, ispaghula husk)?
48 to 72 hours
What is the time to onset of oral stimulant laxatives?
6 to 12 hours
What is the time to onset of suppository stimulant laxatives?
15 to 60 minutes
What is the time to onset of stimulant laxative enemas?
5 to 15 minutes
What is the time to onset of oral osmotic laxatives?
2 to 48 hours
What is the time to onset of rectal osmotic laxatives?
5 to 30 minutes
What is the time to onset of oral stool softeners?
24 to 72 hours
What is a contraindication of lactulose?
Galactosaemia (inability to digest galactose)
What is a precaution of macrogol?
Macrogol should be used with caution when there is electrolyte disturbances, sodium restriction, or heart failure
Describe the role of stool softeners in constipation
Evidence of effectiveness of stool softeners as a single agent is lacking. However, they can be used in combination treatment, children, and pregnancy
Why is blood in stools a red flag?
This could indicate a gastrointestinal perforation or colon cancer