NCLEX RN Practice Question # 946

NCLEX Examination.

Practice Question # 946.

 

nclex examination

 

Warfarin Indications:

Prophylaxis and treatment of: Venous thrombosis, Pulmonary embolism, Atrial fibrillation with embolization. Management of myocardial infarction: Decreases risk of death, Decreases risk of subsequent MI, Decreases risk of future thromboembolic events. Prevention of thrombus formation and embolization after prosthetic valve placement.

Action

Interferes with hepatic synthesis of vitamin K-dependent clotting factors (II, VII, IX, and X). Therapeutic Effects: Prevention of thromboembolic events.

 

Warfarin IV Administration

  • Direct IV: Reconstitute each 5-mg vial with 2.7 mL of sterile water for injection. Reconstituted solution is stable for 4 hr at room temperature. Diluent: No further dilution needed before administration. Concentration: 2 mg/mL. Rate: Administer over 1–2 min.
  • Y-Site Compatibility: amikacin, ascorbic acid, bivalrudin, cefazolin, ceftriaxone, dopamine, epinephrine, heparin, lidocaine, morphine, nitroglycerin, oxytocin, potassium chloride, ranitidine.
  • Y-Site Incompatibility: aminophylline, ceftazidime, ciprofloxacin, dobutamine, esmolol, gentamicin, labetalol, promazine.

 

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