OpenClaim

Tenecteplase Side Effects

The most commonly reported side effects of tenecteplase include off label use, no adverse event, and cerebral haemorrhage, based on 1,496 FDA adverse event reports from 2004 to 2025. 2.9% of reports found the drug to be ineffective.

Tenecteplase side effects

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

1
Off Label Use27.2%407
2
No Adverse Event19.9%297
3
Cerebral Haemorrhage8.2%123
4
Angioedema7.2%107
5
Haemorrhage Intracranial4.9%74
6
Haemorrhage4.5%68
7
Death3.7%56
8
Cerebrovascular Accident3.4%51
9
Haemorrhagic Transformation Stroke3.2%48
10
Drug Ineffective2.9%44
11
Subarachnoid Haemorrhage2.7%40
12
Haemorrhage Intracranial2.1%32
13
Neurological Decompensation1.9%28
14
Medication Error1.8%27
15
Cerebral Infarction1.7%26

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

Report severity

74.2%Serious1,110 reports
26.2%Hospitalizations392 reports
23.9%Fatal358 reports

Seriousness is determined by the reporter, not by OpenClaim.

Tenecteplase drug interactions

Other drugs that appear in adverse event reports alongside tenecteplase. 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
Aspirin10.1%151
2
Heparin9.4%140
3
Gemfibrozil6.8%101
4
Alteplase6.2%93
5
Enoxaparin-sodium5.0%75
6
Clopidogrel-bisulfate3.7%56
7
Eptifibatide1.7%25
8
Abciximab1.3%19
9
Epinephrine0.9%13
10
Diphenhydramine0.8%12
11
Dexamethasone0.8%12
12
Prasugrel-hydrochloride0.7%11
13
Famotidine0.7%11
14
Venetoclax0.7%10
15
Nitroglycerin0.6%9

Taken alongside

1
Aspirin8.6%128
2
Heparin5.1%77
3
Atorvastatin-calcium4.5%67
4
Nitroglycerin3.9%59
5
Metoprolol3.4%51
6
Gemfibrozil2.7%41
7
Acetaminophen2.6%39
8
Enoxaparin-sodium2.3%35
9
Lisinopril2.3%35
10
Clopidogrel-bisulfate2.3%34
11
Fentanyl2.3%34
12
Epinephrine2.1%32
13
Apomorphine-hydrochloride1.9%29
14
Sodium-chloride1.8%27
15
Pantoprazole-sodium1.7%26

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 tenecteplase side effects

29.6% of tenecteplase adverse event reports involve female patients and 36.3% involve male patients. The largest age group is elderly at 60%. These figures reflect who reports side effects, not underlying risk.

Sex

Female29.6%
Male36.3%
Unknown34.1%

Age group

< 20.1%
2–110.1%
12–170.3%
18–6439.4%
65+60.0%

What is tenecteplase used for

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

Acute Coronary SyndromeAcute Myocardial InfarctionAcute Myocardial Infarction, Of Other Inferior WallAntiplatelet TherapyArterial OcclusionArterial ThrombosisArteriovenous FistulaAtherosclerosisAcute Coronary SyndromeAcute Myocardial InfarctionAndrogen Insensitivity SyndromeAnticoagulant TherapyAntiplatelet TherapyAphasiaBundle Branch Block Left

Showing 15 of 122 indications

Tenecteplase brand names and reporting trend

Tenecteplase is sold under the brand name Tnkase.

Brand names

Tnkase816

Quarterly reports (20042025)

20052010201520202025

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

Taking tenecteplase with another medication?

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