Side effects and safety

Contraindications

ACTILYSE® should not be administered to:

- Patients with known hypersensitivity to the active substance alteplase, gentamicin (a trace residue from the manufacturing process) or to any of the excipients.

- Patients with high risk of hemorrhage such as:

  • significant bleeding disorder at present or within the past 6 months, known hemorrhagic diathesis
  • receiving effective oral anticoagulant treatment, e.g. warfarin sodium (international normalized ratio [INR] > 1.3)
  • any history of central nervous system damage (i.e. neoplasm, aneurysm, intracranial or spinal surgery)
  • suspected or confirmed or history of intracranial hemorrhage, including subarachnoid hemorrhage
  • severe uncontrolled arterial hypertension
  • major surgery or trauma (including any damage from recent acute myocardial infarction) within less than 10 days, recent head or intracranial trauma
  • prolonged or traumatic external heart massage (over 2 minutes), obstetrical delivery, recent (less than 10 days) puncture of a non-compressible blood vessel (e.g. subclavian or jugular vein puncture)
  • severe liver disease, including hepatic failure, cirrhosis, portal hypertension (esophageal varices) and active hepatitis
  • bacterial endocarditis, pericarditis
  • acute pancreatitis
  • ulcerative gastrointestinal disease during the last 3 months
  • arterial aneurysm, arterial/venous malformations
  • neoplasm with increased bleeding risk

Additional contraindications in acute myocardial infarction and acute massive pulmonary embolism:

- any known history of hemorrhagic stroke or stroke of unknown origin

- known history of ischemic stroke or transient ischemic attack (TIA) in the preceding 6 months except current acute ischemic stroke within 4.5 hours

Additional contraindications in acute ischemic stroke:

- symptoms of ischemic attack beginning more than 4.5 hours prior to infusion start or symptoms for which the onset time is unknown

- minor neurological deficit or symptoms rapidly improving before start of infusion

- severe stroke as assessed clinically (e.g.National Institute of Health Stroke Scale [NIHSS] >25) and/or by appropriate imaging techniques

- seizure at onset of stroke

- prior stroke or severe head trauma within the last 3 months

- any history of prior stroke and concomitant diabetes

- administration of heparin within the previous 48 hours and a thromboplastin time exceeding the upper limit of normal for laboratory

- platelet count of below 100,000/mm3

- active internal bleeding

- systolic blood pressure 85 mm Hg or diastolic BP 110 mm Hg, or aggressive management (intravenous pharmacotherapy) necessary to reduce BP to these limits

- blood glucose 50 mg/dl or 400 mg/dl

ACTILYSE® is not indicated for the treatment of acute ischemic stroke in children or teenagers under 18 years of age.

Adverse reactions

The most frequent adverse reactions associated with ACTILYSE® is bleeding (≥1/100 to 1/10: major bleeding; ≥1/10: any forms of bleeding) resulting in a fall in hematocrit and/or hemoglobin values. Any bleeding occurring in any site or body cavity may lead to life-threatening, permanent disability or death.

Bleeding caused by thrombolytic treatments can be divided as the following:

- Bleeding on the surface, which usually occurs at the site of a vascular puncture or injury.

- Bleeding in any site or body cavity

Any neurologic symptoms related to intracranial bleeding (such as drowsiness, aphasia, limb weakness, or seizure).

Footnotes:

  • INR, international normalized ratio; NHISS, National Institute of Health Stroke Scale; TIA, transient ischemic attack.

References:

  • ACTILYSE® Injection, approved package insert. Updated April 2019. Approved September 2019.

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