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Cytomegalovirus Immune Globulin (Intravenous-Human)
Pronunciation
U.S. Brand Names
Generic Available
Synonyms
Pharmacological Index
Use
Pregnancy Risk Factor
Contraindications
Warnings/Precautions
Adverse Reactions
Drug Interactions
Stability
Mechanism of Action
Usual Dosage
Patient Information
Nursing Implications
Dosage Forms
References

Pronunciation
(sye toe meg a low VYE rus i MYUN GLOB yoo lin in tra VEE nus HYU man)

U.S. Brand Names
CytoGam™

Generic Available

No


Synonyms
CMV-IGIV

Pharmacological Index

Immune Globulin


Use

Attenuation of primary CMV disease associated with immunosuppressed recipients of kidney transplantation; especially indicated for CMV-negative recipients of CMV-positive donor; has been used as adjunct therapy in the treatment of CMV disease in immunocompromised patients


Pregnancy Risk Factor

C


Contraindications

Hypersensitivity to any component, patients with selective immunoglobulin A deficiency ( potential for anaphylaxis); persons with IgA deficiency


Warnings/Precautions

Studies indicate that product carries little or no risk for transmission of HIV; give with caution to patients with prior allergic reactions to human immunoglobulin preparations; do not perform skin testing


Adverse Reactions

1% to 10%:

Cardiovascular: Flushing of face

Gastrointestinal: Nausea, vomiting

Neuromuscular & skeletal: Muscle cramps, back pain

Respiratory: Wheezing

Miscellaneous: Diaphoresis

<1%: Tightness in the chest, dizziness, fever, headache, chills, aseptic meningitis syndrome, hypersensitivity reactions


Drug Interactions

May inactivate live virus vaccines (eg, measles, mumps, rubella); if IGIV administration within 3 months of vaccination with live virus products, revaccinate


Stability

Use reconstituted product within 6 hours; do not admix with other medications


Mechanism of Action

CMV-IGIV is a preparation of immunoglobulin G derived from pooled healthy blood donors with a high titer of CMV antibodies; administration provides a passive source of antibodies against cytomegalovirus


Usual Dosage

I.V.:

Initial dose (within 72 hours after transplant): 150 mg/kg/dose

2, 4, 6, 8 weeks after transplant: 100 mg/kg/dose

12 and 16 weeks after transplant: 50 mg/kg/dose

Severe CMV pneumonia: Regimens of 400 mg/kg on days 1, 2, 7 or 8, followed by 200 mg/kg have been used

Administration rate: Administer at 15 mg/kg/hour initially, then increase to 30 mg/kg/hour after 30 minutes if no untoward reactions, then increase to 60 mg/kg/hour after another 30 minutes; volume not to exceed 75 mL/hour


Patient Information

This medication can only be administered by infusion. You will be monitored closely during the infusion. If you experience nausea ask for assistance, do not get up alone. Do not have any vaccination for the next 3 months without consulting prescriber. Immediately report chills, muscle cramping, low back pain, chest pain or tightness, or difficulty breathing. Pregnancy/breast-feeding precautions: Inform prescriber if you are or intend to be pregnant. Consult prescriber if breast-feeding.


Nursing Implications

I.V. use only; administer as separate infusion if pre-existing line; must be used diluted no more than 1:2


Dosage Forms

Powder for injection, lyophilized, detergent treated: 2500 mg ± 250 mg (50 mL)


References

Levinson ML and Jacobson PA, "Treatment and Prophylaxis of Cytomegalovirus Disease," Pharmacotherapy, 1992, 12(4):300-18.

Reed EC, Bowden RA, Dandliker PS, et al, "Efficacy of Cytomegalovirus Immunoglobulin in Marrow Transplant Recipients With Cytomegalovirus Pneumonia," J Infect Dis, 1987, 156:641-5.

Reed EC, Bowden RA, Dandliker PS, et al, "Treatment of Cytomegalovirus Pneumonia With Ganciclovir and Intravenous Cytomegalovirus Immunoglobulin in Patients With Bone Marrow Transplants," Ann Intern Med, 1988, 109:783-8.

Snydman DR, "Cytomegalovirus Immunoglobulins in the Prevention and Treatment of Cytomegalovirus Disease," Rev Infect Dis, 1990, 12(Suppl 7):S839-48.


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