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Iopamidol Side Effects

The most commonly reported side effects of iopamidol include urticaria, hypersensitivity, and dyspnoea, based on 2,552 FDA adverse event reports from 2004 to 2025.

Iopamidol side effects

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

1
Urticaria4.6%117
2
Hypersensitivity4.3%111
3
Dyspnoea4.2%106
4
Pruritus3.6%91
5
Pain3.2%82
6
Off Label Use3.2%81
7
Contrast Media Reaction3.0%77
8
Dyspnoea2.9%75
9
Nausea2.8%71
10
Renal Failure2.7%69
11
Anaphylactic Reaction2.7%68
12
Nausea2.6%66
13
Anxiety2.5%65
14
Vomiting2.5%65
15
Drug Reaction With Eosinophilia And Systemic Symptoms2.5%64

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

Report severity

85.9%Serious2,193 reports
40.0%Hospitalizations1,022 reports
11.4%Fatal290 reports

Seriousness is determined by the reporter, not by OpenClaim.

Iopamidol drug interactions

Other drugs that appear in adverse event reports alongside iopamidol. 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
Omeprazole3.1%79
2
Aspirin2.5%65
3
Aprotinin2.4%61
4
Ethiodized-oil2.3%59
5
Hydroxychloroquine-sulfate2.2%57
6
Vancomycin2.2%56
7
Furosemide2.2%55
8
Enoxaparin-sodium2.0%50
9
Levofloxacin1.9%49
10
Hydroxyzine1.8%46
11
Epirubicin-hydrochloride1.8%45
12
Prednisone1.7%44
13
Triamcinolone1.7%43
14
Clopidogrel-bisulfate1.6%41
15
Lopinavir1.5%38

Taken alongside

1
Acetaminophen12.7%324
2
Aspirin11.2%286
3
Heparin9.2%236
4
Ondansetron8.8%225
5
Sodium-chloride8.2%209
6
Fentanyl8.2%208
7
Lidocaine8.1%207
8
Furosemide7.8%199
9
Insulin6.5%167
10
Enoxaparin-sodium6.4%164
11
Midazolam6.3%162
12
Atorvastatin-calcium5.8%148
13
Albuterol5.8%147
14
Metoprolol5.7%146
15
Potassium-chloride5.7%145

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 iopamidol side effects

52.3% of iopamidol adverse event reports involve female patients and 41.1% involve male patients. The largest age group is adult at 57%. These figures reflect who reports side effects, not underlying risk.

Sex

Female52.3%
Male41.1%
Unknown6.5%

Age group

< 20.4%
2–111.2%
12–170.6%
18–6457.4%
65+40.4%

What is iopamidol used for

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

Abdomen ScanAbdominal AbscessAbdominal MassAbdominal NeoplasmAbdominal PainAbdominal Pain LowerAbdominal Pain UpperAbdominal TendernessAbscessAccidental ExposureAcetabulum FractureAcute AbdomenAcute Lymphocytic LeukaemiaAcute Myocardial InfarctionAdrenal Mass

Showing 15 of 403 indications

Iopamidol brand names and reporting trend

Iopamidol is sold under the brand name Iopamidol-200.

Brand names

Iopamidol-2001,579

Quarterly reports (20042025)

20052010201520202025

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

Taking iopamidol with another medication?

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