Overview
Numark Senna Tablets work as a stimulant laxative for the short-term relief of occasional constipation.
Frequently Asked Questions
Have a question? We’re here to help.
What if I take too many Numark Senna Tablets?
Can I buy Numark Senna Tablets online?
Yes! Numark Senna Tablets are available to purchase online from e-Pharmacy!
It’s good practice to check for the green GPhC logo on the website to ensure that the medication you buy online is genuine. Additionally, you can check their website to check that the pharmacy is registered and operating legally.
Where can I find additional information about Numark Senna Tablets?
If you have further questions or need additional information about Numark Senna Tablets there are plenty of reputable sources available, such as BNF.
Is 7.5mg of Senna a lot?
No, 7.5 mg of senna is a standard strength for one tablet in many over-the-counter laxative products. The usual adult dose for constipation is 15 mg (two tablets) once daily at bedtime. Always follow the instructions on your product label or those given by your pharmacist or doctor.
Is Senna a laxative or stool softener?
Senna is a stimulant laxative, not a stool softener. It works by stimulating the bowel muscles to move waste along more quickly. Stool softeners, such as docusate sodium, work differently by increasing water content in the stool to make it softer and easier to pass.
Which is better, Dulcolax or Senna?
Both Dulcolax (bisacodyl) and senna are stimulant laxatives that work in a similar way. Dulcolax may be more suitable for some people as it can cause less cramping, while others respond better to senna. The choice often depends on personal tolerance, speed of relief, and medical advice.
Is Senna the same as Dulcolax?
No. Dulcolax is a brand name that usually contains bisacodyl, whereas senna is a natural plant-derived laxative. Both are stimulant laxatives, but they have different active ingredients and may cause slightly different side effects.
Which is better for constipation, Lactulose or Senna?
Lactulose is an osmotic laxative that draws water into the bowel, while senna is a stimulant laxative. Lactulose tends to work more gently but takes longer (up to 48 hours), whereas senna works faster (8–12 hours) but may cause cramping. The best option depends on your symptoms and medical advice.
What is a better laxative than Senna?
“Better” depends on your needs. For rapid relief, bisacodyl or glycerol suppositories may work faster. For ongoing mild constipation, bulk-forming agents like ispaghula husk or osmotic laxatives like macrogol may be more suitable and gentler for long-term use.
Is there a difference between Senokot and Senna?
Senokot is a brand-name product that contains standardised senna extract. Generic senna tablets contain the same active ingredient but may differ in strength, formulation, or inactive ingredients. Both work in the same way.
What are the benefits of Senna?
Senna is effective for short-term relief of occasional constipation, often working overnight to restore regular bowel movements. It is plant-derived, widely available, and usually well tolerated when used as directed.
What is the downside of Senna?
Possible downsides include abdominal cramping, diarrhoea, and risk of dependency if used long-term. It may also cause harmless urine discolouration. Senna is not suitable for everyone, including those with certain gut conditions, and should only be used short-term.
Is Senokot a laxative or a stool softener?
Senokot is a stimulant laxative containing senna. It stimulates bowel muscles to move waste along more quickly, rather than softening the stool like stool softeners do.
How do you take Senna as a bowel prep?
For bowel prep before medical procedures, senna may be taken in higher doses or in combination with other laxatives, as advised by a doctor. The exact regimen varies and should only be followed under medical supervision to ensure safety and effectiveness.
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Directions
New users of Numark Senna Tablets should start with the lowest dose and, if necessary, increase it to the maximum. Once regularity has been regained the dosage should be reduced and stopped.
It is for oral use only and the usual dose for adults and the elderly is taking two tablets at bedtime when required.
Side Effects
Numark Senna Tablets can use side effects, although not everybody gets them. If any of the following side effects occur, stop taking this medicine and speak to your doctor or pharmacist immediately:
- abdominal pain, spasms, and diarrhoea
- pigmentation of the gastrointestinal tract
- yellow or red-brown discolouration of urine
- allergic reactions such as local or more widespread, skin rash, hives or itchiness around the anus.
How it works
Numark Senna Tablets contain senna, a natural stimulant laxative that helps relieve occasional constipation. It works by gently stimulating the muscles of the bowel to move waste through more quickly. This usually results in a bowel movement within 8 to 12 hours, so it’s often taken at night to work by morning.
Delivery
e-Pharmacy uses Royal Mail for delivery with choices of Royal Mail Tracked 48, Royal Mail Tracked 24, and Royal Mail Special Delivery by 1pm (read more about e-Pharmacy delivery).
Your Numark Senna Tablets will be delivered in discreet and recyclable packaging.
Ingredients
Each tablet contains alexandrian Senna fruit (pods), (Cassia senna L.(C. acutifolia Delile) fruit)) corresponding to 7.5 mg hydroxyanthracene glycosides, calculated as Sennoside B.
This product also contains magnesium stearate, fennel seed, croscarmellose sodium, calcium hydrogen phosphate dihydrate, microcrystalline cellulose, colloidal anhydrous silica.
Warnings
You should not take these tablets:
- if you are allergic to any of the ingredients
- if you have blockage or narrowing of the gastro-intestinal tract or bowel (ileus, intestinal obstruction or stenosis)
- if you have paralysis or a lack of muscle tone in the bowel (atony)
- if you have appendicitis, inflammatory bowel disease such as Crohn’s disease or ulcerative colitis
- if you have severe dehydration
- if you have persistent or undiagnosed abdominal complaints e.g. pain, nausea or vomiting
- if you have faecal impaction or rectal bleeding for which you don’t know the cause, or blood in stools
- if you have already taken a laxative and you are still constipated
- if you have had a sudden change in bowel habit that has lasted for more than 2 weeks
- if you are pregnant or breastfeeding
- if you are under 12 years of age
- if you have kidney or heart failure.
You should consult your doctor before taking this medicine:
- if you suffer from kidney disorders
- if you are taking medicines for a heart condition (e.g. cardiac glycosides, antiarrhythmic medicines e.g. quinidine), medicines inducing QT prolongation, diuretics, adrenocorticosteroids or liquorice root preparations.