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Inulin Side Effects

The most commonly reported side effects of inulin include off label use, somnolence, and gastrooesophageal reflux disease, based on 282 FDA adverse event reports from 2005 to 2025. 6.0% of reports found the drug to be ineffective.

Inulin side effects

Percentages show how often each reaction appears relative to total reports for inulin.

1
Off Label Use20.9%59
2
Somnolence18.8%53
3
Gastrooesophageal Reflux Disease18.4%52
4
Pneumonia Aspiration17.7%50
5
Coma17.4%49
6
Fatigue9.2%26
7
Diarrhoea8.9%25
8
Underdose7.8%22
9
Incorrect Route Of Product Administration7.8%22
10
Drug Ineffective6.0%17
11
Constipation5.0%14
12
Death5.0%14
13
Nausea4.6%13
14
Haemoglobin Decreased4.3%12
15
Arthralgia3.9%11

These are voluntary reports and do not establish that inulin caused these reactions.

Report severity

73.8%Serious208 reports
44.0%Hospitalizations124 reports
9.9%Fatal28 reports

Seriousness is determined by the reporter, not by OpenClaim.

Inulin drug interactions

Other drugs that appear in adverse event reports alongside inulin. Drugs flagged as a suspected cause appear in the first column. Drugs taken at the same time but not suspected appear in the second.

Also suspected

1
Loperamide-hydrochloride18.1%51
2
Loratadine17.4%49
3
Mycophenolate17.4%49
4
Pregabalin17.0%48
5
Warfarin17.0%48
6
Prednisone17.0%48
7
Calcium-carbonate17.0%48
8
Duloxetine-hydrochloride17.0%48
9
Hydrochlorothiazide17.0%48
10
Mometasone-furoate17.0%48
11
Baclofen17.0%48
12
Lorazepam17.0%48
13
Hydromorphone-hydrochloride17.0%48
14
Nortriptyline-hydrochloride17.0%48
15
Ergocalciferol16.7%47

Taken alongside

1
Ergocalciferol25.2%71
2
Aspirin19.5%55
3
Acetaminophen18.4%52
4
Amlodipine14.5%41
5
Metoprolol14.2%40
6
Ascorbic-acid13.8%39
7
Fluticasone13.5%38
8
Levothyroxine-sodium12.4%35
9
Cyanocobalamin12.1%34
10
Atorvastatin-calcium11.3%32
11
Gabapentin11.3%32
12
Furosemide10.3%29
13
Pantoprazole-sodium10.3%29
14
Albuterol9.9%28
15
Omeprazole9.9%28

Co-occurrence in adverse event reports does not establish a drug interaction. Patients often take multiple medications, and these lists reflect prescribing patterns rather than causal relationships. Consult a healthcare provider about potential drug interactions.

Who reports inulin side effects

62.1% of inulin adverse event reports involve female patients and 27.7% involve male patients. The largest age group is adult at 51%. These figures reflect who reports side effects, not underlying risk.

Sex

Female62.1%
Male27.7%
Unknown10.3%

Age group

< 20.0%
2–111.8%
12–170.5%
18–6451.4%
65+46.4%

What is inulin used for

Conditions and purposes for which patients were taking inulin when the adverse event was reported.

Adverse EventBlood CholesterolConstipationConstipation ProphylaxisConstipationConstipation ProphylaxisCutaneous SarcoidosisDiabetes MellitusDiagnostic ProcedureDrug Use For Unknown IndicationDiarrhoeaGastrointestinal DisorderGastrointestinal InflammationGlomerular Filtration RateGastrointestinal Disorder

Showing 15 of 27 indications

Inulin brand names and reporting trend

Inulin is sold under the brand name Inulin And Sodium Chloride.

Brand names

Inulin And Sodium Chloride297

Quarterly reports (20052025)

200520202025

An upward trend reflects increased FAERS reporting overall, not necessarily increased risk.

Taking inulin with another medication?

Ask OpenClaim about your specific drug combination. Get a sourced report using FDA data, drug labels, and medical literature.