What is Senna?

Category: Over the Counter Drugs

Most popular types: Senokot Sennosides Senna Lax Show all

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See also: Peri-Colace

Senna is a large genus of about 250-260 species of flowering plants containing the substance anthraquinone. This is a natural laxative used as the primary ingredient in certain commercial stimulant laxatives. It can also be made as a tea using senna leaves.

Reported purpose & perceived effectiveness
Purpose Patients Evaluations Perceived Effectiveness
Constipation 126 45
Bowel problems 40 11
Bowel irritability 11 2
Chronic constipation 6 3
Irritable bowel syndrome 4 2
Multiple system atrophy 2 1

Show all 16 reasons taken


  • Major
  • Moderate
  • Slight
  • None
  • Can't tell

Side effects

Side effects as an overall problem

Side effects as an overall problem
Severity Evaluations Percentage
Severe 2
Moderate 9
Mild 5
None 41

Commonly reported side effects and conditions associated with Senna

Side effect Patients Percentage
Abdominal cramps 3
Diarrhea 3
Abdominal bloating 2
Flatulence 2
Stomach pain 2
Bowel irritability 1

Show all 10 reported side effects

Dosages

Based on patients currently taking Senna

Dosage Patients Percentage
8.6 mg daily 6
17.2 mg daily 5
8.6mg as needed 3
8.6 mg twice daily 2
500-9 mg twice daily 2
2 500-9mg as needed 2
4 8.6mg as needed 2
1 other daily 1
1 tablet(s) daily 1
2 other daily 1

See all 20 dosages

Why patients stopped taking Senna

Multiple reasons could be selected

Reason Patients Percentage
Other 11
Did not seem to work 9
Course of treatment ended 8
Doctor's advice 5
Side effects too severe 3
Personal research 2
Expense 1
See all 38 patients who've stopped taking Senna

Duration

Currently taking Senna

Duration Patients Percentage
Less than 1 month 1
1 - 6 months 1
6 months - 1 year 2
1 - 2 years 9
2 - 5 years 8
5 - 10 years 9
10 years or more 5

Stopped taking Senna

Duration Patients Percentage
Less than 1 month 6
1 - 6 months 11
6 months - 1 year 6
1 - 2 years 2
2 - 5 years 4
5 - 10 years 8
10 years or more 2
Adherence
Adherence Evaluations Percentage
Always 34
Usually 14
Sometimes 6
Never taken as prescribed 3
Burden
Burden Evaluations Percentage
Very hard to take 1
Somewhat hard to take 3
A little hard to take 12
Not at all hard to take 41
Cost per month
Cost per month Evaluations Percentage
$200+ 0
$100-199 0
$50-99 1
$25-49 0
< $25 19
Not specified 37

What people switch to and from

Patients stopped taking Senna and switched to:

Treatment Patients Percentage
Pyridostigmine (Mestinon) 1
Last updated:

12 patient evaluations for Senna

Jul 15, 2017 (Started Jan 01, 2006)

  • Effectiveness
    Slight (for constipation)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 17.2 mg Daily

Aug 30, 2016 (Started Jan 01, 2006)

  • Effectiveness
    Slight (for constipation)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 17.2 mg Daily

Aug 13, 2011 (Started Jan 01, 2006)

  • Effectiveness
    Moderate (for constipation)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 17.2 mg Daily

Nov 17, 2010 (Started Jan 01, 2006)

  • Effectiveness
    Moderate (for constipation)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 17.2 mg Daily

  • 0 helpful marks

Jan 15, 2017 (Started Jul 17, 2003)

  • Effectiveness
    Slight (for bowel problems)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 34.4 mg Daily

  • 0 helpful marks

Aug 21, 2016 (Started Jul 09, 2016)

  • Effectiveness
    Moderate (for constipation)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    A little hard to take
Dosage: 8.6 mg Daily
Advice & Tips: After my most recent hospital stay, I became more concerned about my medication induced constipation and began taking Senna as a method of getting some control over the condition. My doctor approved it for long term use.
Cost: < $25 monthly

  • 0 helpful marks
Last updated:
Showing 3 of 12 patient evaluations for Senna