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TNKase Side Effects

Generic name: tenecteplase

Medically reviewed by Drugs.com. Last updated on May 23, 2024.

Note: This document provides detailed information about TNKase Side Effects associated with tenecteplase. Some dosage forms listed on this page may not apply specifically to the brand name TNKase.

Applies to tenecteplase: intravenous powder for solution.

Serious side effects of TNKase

Along with its needed effects, tenecteplase (the active ingredient contained in TNKase) may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor or nurse immediately if any of the following side effects occur while taking tenecteplase:

Incidence not known

  • back pain or backaches
  • blood in throat
  • blood in urine
  • bloody or black, tarry stools
  • constipation
  • cough
  • coughing up blood
  • difficulty swallowing
  • dizziness
  • fast, slow or irregular breathing
  • fast, slow or irregular heartbeat
  • headaches
  • nosebleeds
  • skin rash, hives or itching
  • stomach pain
  • swelling of the eyes, face, lips, or tongue
  • trouble breathing
  • unusual bleeding or bruising, especially around the place of injection
  • unusual tiredness or weakness
  • vomiting of blood or material that looks like coffee grounds

Managing side effects (general information)

For healthcare professionals

Applies to tenecteplase: intravenous kit, intravenous powder for injection.

Hematologic adverse events

Major hematological side effects including hematoma (1.7%), gastrointestinal bleeding (>1%), urinary tract bleeding (<1%), puncture site bleeding (<1%), retroperitoneal bleeding (<1%), respiratory tract bleeding (<1%), and unspecified bleeding (<1%) have been reported. Intracranial hemorrhage (ICH) has also been reported. In one study, ICH occurred in 1%, 1.9%, and 3.8% of patients treated with 30, 40, and 50 mg of tenecteplase (the active ingredient contained in TNKase) respectively (patients were also receiving heparin).

Minor hematological side effects including hematoma (12.3%), urinary tract bleeding (3.7%), pharyngeal (3.1%), gastrointestinal tract bleeding (1.9%), epistaxis (1.5%), and unspecified bleeding (1.3%) have been reported.[Ref]

Cardiovascular

Cardiovascular side effects including cardiogenic shock, arrhythmias, atrioventricular block, heart failure, cardiac arrest, recurrent myocardial ischemia, myocardial reinfarction, myocardial rupture, cardiac tamponade, pericarditis, pericardial effusion, mitral regurgitation, thrombosis, electromechanical dissociation, and hypotension have been reported.[Ref]

Local

Local side effects including bleeding from the puncture side have been reported.[Ref]

Respiratory

Respiratory side effects including pulmonary edema have been reported.[Ref]

References

1. (2001) "Product Information. TNKase (tenecteplase)." Genentech

2. Davydov L, Cheng JWM (2001) "Tenecteplase: A review." Clin Ther, 23, p. 982-97

3. Gibson CM, Marble SJ (2001) "Issues in the assessment of the safety and efficacy of tenecteplase (TNK-tPA)." Clin Cardiol, 24, p. 577-84

4. Davydov L, Cheng JW (2001) "Tenecteplase: a review." Clin Ther, 23, 982-97; discussion 981

5. Turcasso NM, Nappi JM (2001) "Tenecteplase for treatment of acute myocardial infarction." Ann Pharmacother, 35, p. 1233-40

Frequently asked questions

Further information

TNKase side effects can vary depending on the individual. Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Note: Medication side effects may be underreported. If you are experiencing side effects that are not listed, submit a report to the FDA by following this guide.

Medical Disclaimer