Streptokinase

Generic Details

Generic Name

Streptokinase

Other Names

  • Streptase
  • Streptokinase-PAM

Drug Class

  • Thrombolytic agent

Chemical Formula

Not applicable (biologic)

Molecular Weight

Approximately 47,000 Daltons

Mechanism of Action

  • Converts plasminogen to plasmin, which helps dissolve blood clots

Indications

  • Acute myocardial infarction
  • Deep vein thrombosis
  • Pulmonary embolism
  • Arterial thrombosis

Common Dosage Forms

  • Lyophilized powder for reconstitution

Typical Dosage

  • 1.5 million IU over 60 minutes for myocardial infarction

Pediatric Dosage

  • Safety and effectiveness not established in pediatric patients

Geriatric Dosage

  • Dosing adjustment may be necessary in elderly patients

Side Effects

  • Bleeding
  • Hypotension
  • Allergic reactions
  • Fever
  • Nausea

Contraindications

  • Active bleeding
  • History of stroke
  • Severe uncontrolled hypertension

Pregnancy Category

  • Category C - Risk cannot be ruled out

Lactation Safety

  • No data available, caution advised

Drug Interactions

  • Anticoagulants
  • Antiplatelet agents
  • Thrombolytics

Overdose Symptoms

  • Severe bleeding

Antidote for Overdose

  • Aminocaproic acid

Storage Conditions

  • Store at controlled room temperature (20-25°C)

Pharmacokinetics

  • Absorption: Not applicable (administered intravenously)
  • Distribution: Rapidly distributed to plasma and extravascular space
  • Metabolism: Not extensively metabolized
  • Excretion: Mainly eliminated unchanged in the urine

Precautions

  • Monitor for signs of bleeding
  • Use with caution in patients with recent surgery or trauma

Warnings

  • Risk of bleeding
  • Thrombolytic therapy carries risk of reperfusion arrhythmias

Others

  • Streptokinase is derived from beta-hemolytic streptococci bacteria