OpenClaim

Eteplirsen Side Effects

The most commonly reported side effects of eteplirsen include product dose omission issue, no adverse event, and intentional dose omission, based on 2,188 FDA adverse event reports from 2016 to 2025.

Eteplirsen side effects

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

1
Product Dose Omission Issue29.8%652
2
No Adverse Event23.0%503
3
Intentional Dose Omission11.9%260
4
Poor Venous Access7.4%162
5
Device Issue7.1%156
6
Pyrexia4.2%92
7
Covid-193.9%85
8
Fall2.7%59
9
Pneumonia2.6%57
10
Malaise2.6%57
11
Cough2.5%55
12
Influenza2.1%45
13
Product Dose Omission1.9%41
14
Weight Increased1.7%37
15
Vomiting1.7%37

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

Report severity

20.2%Serious443 reports
14.4%Hospitalizations316 reports
2.8%Fatal62 reports

Seriousness is determined by the reporter, not by OpenClaim.

Eteplirsen drug interactions

Other drugs that appear in adverse event reports alongside eteplirsen. 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
Vamorolone2.8%62
2
Deflazacort1.4%31
3
Zoledronic-acid0.4%9
4
Prednisone0.2%4
5
Givinostat-hydrochloride0.2%4
6
Casimersen<0.1%2
7
Somatropin<0.1%2
8
Sacubitril<0.1%2
9
Valsartan<0.1%2
10
Sertraline-hydrochloride<0.1%2
11
Lisinopril<0.1%2
12
Guaifenesin<0.1%1
13
Prednisolone<0.1%1
14
Pimozide<0.1%1
15
Oseltamivir-phosphate<0.1%1

Taken alongside

1
Ergocalciferol23.4%511
2
Lisinopril20.0%438
3
Deflazacort17.4%381
4
Prednisone13.7%299
5
Carvedilol11.3%247
6
Albuterol8.3%181
7
Famotidine6.0%132
8
Eplerenone5.9%129
9
Spironolactone5.8%127
10
Polyethylene-glycol-33505.7%124
11
Enalapril-maleate5.1%112
12
Cholecalciferol4.8%106
13
Acetaminophen4.5%98
14
Cetirizine-hydrochloride4.3%93
15
Calcium4.0%87

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 eteplirsen side effects

1.6% of eteplirsen adverse event reports involve female patients and 95.0% involve male patients. The largest age group is adult at 36%. These figures reflect who reports side effects, not underlying risk.

Sex

Female1.6%
Male95.0%
Unknown3.3%

Age group

< 20.5%
2–1130.3%
12–1733.5%
18–6435.6%
65+0.0%

What is eteplirsen used for

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

Becker^s Muscular DystrophyCognitive DisorderDuchenne Muscular DystrophyDuchenne Muscular Dystrophy Gene CarrierDuchenne Muscular DystrophyMuscular DystrophyMuscular DystrophyProduct Used For Unknown IndicationProduct Use In Unapproved IndicationProduct Used For Unknown Indication

Eteplirsen brand names and reporting trend

Eteplirsen is sold under the brand name Exondys 51.

Brand names

Exondys 5182

Quarterly reports (20162025)

2016202020242025

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

Taking eteplirsen with another medication?

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