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Senna

Drug Class: Commonly Known As: Category:
Stimulant laxative Senna

Senna - What is it for

​Senna / Sennosides is used to treat constipation. It usually takes 6 to 12 hours to work.

Senna - Side Effects, Precautions, and Contraindications

What side effects can Senna cause?

​Common side effects include stomach cramps, diarrhoea, nausea and vomiting.

Consult your healthcare professional if the symptoms do not go away or become bothersome.

Rare but serious side effects include:

  • Bleeding from the anus or blood in your stool or vomit

The symptoms of a drug allergy include one or more of the following:

  • Swollen face/eyes/lips/tongue
  • Difficulty in breathing
  • Itchy skin rashes over your whole body

If you experience any of these symptoms, you should stop your medication and see your healthcare professional immediately.

Before taking Senna, what precautions must I follow?

​Inform your healthcare professional if:

  • You are allergic to this medication or any of the other ingredients of this medication
  • You are pregnant, planning to become pregnant, or breastfeeding
  • You are taking any other medications, including supplements, traditional medications and herbal remedies.
  • Inform your healthcare professional if you have or had a history of bowel obstruction.

What food or medicine must I avoid when I take Senna?

​Inform your healthcare professional if you are taking or intend to take any other medication, supplements, traditional medications or herbal remedies.

Senna - Dosage and How to Use

How should Senna be used?

  • ​Do not stop taking your medication without checking with your healthcare professional.
  • You may take this medication with food and water.
  • Take this medication two hours before or after other medications. This medicine is best taken at bedtime.

What should I do if I miss a dose?

​If you forget to take a dose, take it as soon as you remember. Then take your next dose at the usual time. Do not take two doses to make up for the missed dose.

What should I do if I overdose?

Senna - Handling

How should I handle Senna safely?

Senna - Storage

How should I store Senna?

Keep away from children;#Keep in a cool, dry place, away from direct sunlight;#

How should I dispose of Senna safely?

Pack this medication into a black trash bag and seal it tightly before throwing into the rubbish chute or bin.

Senna - Additional Information

  • Updated on Monday, September 30, 2019
  • Article contributed by PSS National Medication Information Workgroup PSS National Medication Information Workgroup

    The information provided is not intended as medical advice. Terms of use. Information provided by SingHealth

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