Parenteral Manual

Zidovudine

Disclaimer: Official controlled document is the CHEO online copy. It is the responsibility of user to ensure that any paper copy version is the same as the online version before use.

Alternate Name(s): 
RETROVIR®
Classification: 
Antiretroviral agent
Original Date: 
August 2005
Revised Date: 
December 2019
Indications: 
  • Prophylaxis or treatment  of human immunodeficiency virus (HIV) infections
Reconstitution and Stability: 
  • 10 mg/mL  solution
  • Store unopened vials at room temperature:  protect from light
  • Diluted solutions (D5W, NS) stable 8 days at room temperature or refrigerated.  Since product contains no preservative, manufacturer recommends administration within 8 hours if stored at room temperature or 24 hours if refrigerated
Compatibility: 

- Solutions Compatible: D5W, NS

- Additive/Above Cassette Compatible: no information

- Y-site Compatible: morphine, KCl, TPN (amino acids/dextrose), vancomycin

- Incompatible: no information

Administration: 

(For approved routes of administration by nursing personnel, refer to Policy for the Administration of Intravenous Medications.)

SC NO
IM NO
IV Direct NO
IV Intermittent Infusion YES
Usual dilution: 1 mg/mL
Infusion time: 30 minutes to 1 hour
IV Continuous Infusion YES
Usual dilution: 1 mg/mL

 

 

Dosage: 

(For neonatal dosages, refer to Neonatal IV Drug Manual.)

 Term neonates and infants < 6 weeks

  • 3 mg/kg/dose IV Q12H for a total of 6 weeks of therapy
Potential hazards of parenteral administration: 
  • Headache, myalgia, nausea, insomnia may occur; often worse during the first two weeks of therapy and usually subside after that
  • Granulocytopenia, anemia
  • Hepatomegaly, elevated serum AST, LDH and alkaline phosphatase

Adverse Effects:                                                                        

  • Dose related anemia, leukopenia, neutropenia, occurs in up to 30% of patients                 
  • Onset anemia 2-4 weeks; granulocytopenia 6-8 weeks
  • Appears to be related to pretreatment bone marrow reserve, dose and duration or therapy
  • Dose adjustment, dose interruption, and/or transfusion may be required
  • Hematologic toxicity may be additive with other bone marrow suppressive agents
Notes: 
  • DO NOT administer IM or by intravenous push
  • Monitor CBC with differential, platelets, hemoglobin, MCV, reticulocyte count, serum creatine kinase, CD4 cell count, HIV RNA plasma levels, renal and hepatic function tests

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