Vasopressin (Pitressin)

  1. Class
    Hormone, vasopressor
  2. Decription
    Vasopressin is a hormone with strong vasopressive and antidiuretic properties but that may precipitate angina and/or AMI
  3. Mechanism of Action
    Alpha 1 that causes vasoconstriction, vasspression is ADH-hormone released from the posterior pituitary gland, Increases preload w/CPR.
  4. Onset of Action
    • Onset: varies
    • Preak: varies
    • Duration: 30-60min
    • Half-life: 10-20min
  5. Idications
    To increase peripheral vascular resistance in arrest (CPR) or to control bleeding from esophageal varices.
  6. Contraindications
    Pt with a chronic nephritis, ischemic heart disease, PVC's, or advanced arteriosclerosis. When used in CPR, These contraindications may not apply
  7. Precautions
    used in pt with epilepsy, migraines, asthma, heart failure and angina.
  8. Side Effects
    abdominal cramps, blaching of the skin, bradycardia, hypertension, minor dysrhythmias, nausea.
  9. Adult Dose
    • 40 units.
    • Esophageal varices: 0.2 to 0.4 units/min IV drip.
  10. Pedi Dose
    not indicated
  11. Max Dose
    40 units one time use
  12. Routes of Administration
  13. How Supplied
Card Set
Vasopressin (Pitressin)
Paramedic Drugs