Over-the-counterLower-cost generic available



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Helps get things moving.

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Over-the-counterLower-cost generic available

Our bottom line

Senokot (Senna) is gentle and effective, but it may be weaker than other laxatives.


  • Senna was used over 3,500 years ago, so it's been around for a while.
  • It's clinically proven to relieve constipation from a variety of causes.
  • One of the few laxatives that can be given to children 2 and older.
  • It may not work for everyone, but people felt it was worth the hassle.
What do people say?
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  • It may be gentle, but it's not the strongest laxative for constipation.
  • Senna can cause cramping or the feeling that you "have to go right now".

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What to expect when you take Senokot (Senna)

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Tips from our pharmacists
  • It's best to take it at bedtime or as your doctor has prescribed, but not for more than one week. Works in about 6-12 hours.
  • Ask your doctor about giving Senna to anyone younger than 2 years.
  • Ask your doctor before taking Senna if you have stomach pain, nausea, vomiting or had sudden changes in your stool for more than 2 weeks.
  • Check with your baby doctor before using or if you're pregnant or breastfeeding.
  • Talk to you doctor about eating certain foods and getting more exercise to help prevent your constipation.
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Side effects for Senokot (Senna)

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These are side effects of Senokot (Senna) reported to the FDA by people taking it, and by doctors and pharmacists.

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Risks and Warnings for Senokot (Senna)

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    • Higher risk if:
    • Age 60 or greater
    • Malignancy
    • Other condition that causes blockage or narrowing of bowel

    Stop taking Senokot (Senna) and call your doctor right away if you have nausea, vomiting, pain or bulging in your belly that doesn't go away, have rectal bleeding, and no bowel movement after taking. These may be symptoms of a bowel blockage (bowel obstruction) which is serious.

Means that some groups have a high risk of experiencing this side effect

Tips from pharmacists and people taking Senokot (Senna)

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The FDA category for this medication is N. It is advised that you: Unknown
  • Tips from our pharmacists
  • Talk to you doctor about eating certain foods and getting more exercise to help prevent your constipation.