Octaplaslg (Human Plasma Protein)

Octaplaslg, a plasma protein fraction, is used to address disorders of coagulation and intravascular volume loss.

• Multiple coagulation factor deficiencies: replaces deficient clotting factors to improve hemostasis.
• Hypovolemia or massive transfusion: expands intravascular volume to maintain circulatory stability.
• Liver disease or major surgery: supplies plasma proteins to support coagulation and oncotic pressure.

• Octaplaslg provides a balanced mixture of plasma proteins, including albumin and key coagulation factors (II, V, VII, IX, X, XI). The infusion restores deficient clotting factors, enhances thrombin generation, and raises oncotic pressure, thereby promoting hemostasis and correcting intravascular volume deficits without the need for whole plasma transfusion.

Adverse reactions may occur following intravenous infusion of Octaplaslg.

Common Side Effects

• Fever or chills: mild temperature elevation during or after infusion.
• Allergic rash or urticaria: skin redness or hives.
• Mild hypotension: transient drop in blood pressure.
• Headache: transient cranial discomfort.
• Nausea: mild gastrointestinal upset.
• Transient tachycardia: brief increase in heart rate.

Serious or Rare Side Effects

• Anaphylaxis: severe allergic reaction requiring immediate intervention.
• Transfusion‑related acute lung injury (TRALI): acute respiratory distress post‑infusion.
• Severe hypotension or shock: marked circulatory collapse.
• Hemolysis: destruction of red blood cells.
• Viral transmission risk: rare infection from plasma donors.
• Disseminated intravascular coagulation (DIC): uncontrolled clotting and bleeding.

Before administering Octaplaslg, clinicians should consider several safety measures.

• Assess coagulation status: verify baseline clotting parameters and factor levels.
• Monitor for allergic reactions: observe patient during and after infusion for signs of hypersensitivity.
• Use compatible plasma: ensure donor plasma matches recipient ABO/Rh when possible.
• Avoid in IgA‑deficient patients: risk of severe anaphylaxis.
• Observe for volume overload: especially in patients with cardiac or renal impairment.
• Store at 2-8°C: keep refrigerated, protect from light, do not freeze or shake.

Octaplaslg may interact with other therapies that affect coagulation or fluid balance.

Major Interactions (Avoid)

• High‑dose anticoagulants (e.g., heparin, warfarin): may diminish hemostatic benefit.
• Immunoglobulin therapy: increased risk of allergic or anaphylactic reactions.
• Live vaccines: potential alteration of immune response.

Moderate Interactions (Monitor Closely)

• Diuretics: risk of volume depletion or overload.
• ACE inhibitors or ARBs: possible blood pressure fluctuations.
• Corticosteroids: may modify immune response and infection risk.
• Other plasma‑derived products: cumulative protein load may affect oncotic pressure.