ispaghula husk at a glance
Medicine class
Bulk-forming laxative and soluble fibre
Main role
Relief of constipation and support for bowel regularity
Administration
Mix the granules thoroughly with water and drink promptly; never swallow them dry.
Hydration
Adequate fluid is essential because insufficient fluid can worsen constipation or cause obstruction.
What is ispaghula husk used for?
The selected product is licensed for people requiring a high-fibre regimen.
Relief of constipation, including during pregnancy, and maintenance of regularity
Management of bowel function with a colostomy or ileostomy
Supporting bowel management in haemorrhoids or anal fissure
Management of chronic diarrhoea associated with diverticular disease
Management of bowel function in irritable bowel syndrome or ulcerative colitis
How does ispaghula husk work?
Its fibre-rich mucilage absorbs water and swells in the bowel. This increases stool volume, softens the contents, stimulates the bowel wall and forms a lubricating layer that assists passage.
How to take ispaghula husk
Prepare the granules with water as directed on the packet.
Stir the granules into a full glass of water and drink promptly.
Never take the granules dry.
Avoid taking them immediately before sleep.
Avoid breathing in the powder while preparing it.
Keep them separate from other medicines according to the leaflet or a pharmacist’s advice.
ispaghula husk side effects
Common or expected effects
- Wind
- Abdominal bloating or distension, particularly after first starting
Get urgent medical advice
- Serious allergic reaction, including facial or throat swelling, bronchospasm or anaphylaxis
- Oesophageal or intestinal obstruction, especially if taken with insufficient fluid
- Faecal impaction
ispaghula husk in pregnancy
Ispaghula husk is commonly used during pregnancy. The selected product is licensed for constipation in pregnancy and may be considered when dietary changes have not been sufficient. Discuss persistent or complicated symptoms with a midwife, pharmacist or prescriber.
ispaghula husk while breastfeeding
It can be used while breastfeeding because ispaghula husk is not absorbed systemically and is not expected to enter breast milk. No specific infant monitoring is usually required for a healthy, full-term baby.
ispaghula husk interactions
Ispaghula husk can delay absorption of other oral medicines and may be unsuitable with medicines that slow gut movement.
Lithium, carbamazepine, digoxin, coumarin anticoagulants, minerals and vitamin B12
Absorption may be delayed; separate administration according to product or pharmacist instructions.
Thyroid hormones
Absorption may change, requiring clinical supervision or treatment adjustment.
Insulin and other diabetes medicines
Treatment requirements may change, so medical supervision is advised.
Common questions about ispaghula husk
Answers are fully visible for fast scanning and source review.
Is ispaghula husk the same as psyllium?
Yes. Ispaghula or psyllium husk is obtained from Plantago ovata seeds and is used as soluble, bulk-forming fibre.
Can ispaghula husk make constipation worse?
Yes, if taken with too little fluid. The swollen fibre can become difficult to pass and may cause obstruction.
Can the granules be swallowed dry?
Sources
These sources were used to prepare and review this medicine page.
Prepared and reviewed by the iatroX editorial team.