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Zidovudine (AZT)

The first NRTI (Nucleoside Reverse Transcriptase Inhibitor) approved for HIV. It blocks the virus's ability to replicate its DNA.

Dosage by Body Weight

For neonates (prevention): 4 mg/kg twice daily for 4–6 weeks. For treatment: weight-band based.

  1. Body Weight
    4-9 kg
    Dose
    60 mg (6 ml syrup)
    Frequency
    Twice daily
    Tracking Notes
    Monitor for anemia (low red blood cell count).
  2. Body Weight
    10-14 kg
    Dose
    100 mg
    Frequency
    Twice daily
    Tracking Notes
    Commonly part of a three-drug regimen.

Formulation

SyrupCapsuleInjection

Purpose

Treatment of HIV-1 infection and prevention of mother-to-child transmission.

Generic Name

Zidovudine

Branded Drug Names

Zidovudine (AZT) is listed as a generic drug name. Common branded medicines that may contain the same active ingredient include:

  • Retrovir
  • Zidovir

Scheduled Drug

Yes. This medicine should be supplied or used only according to applicable prescription and regulatory requirements.

Alternatives

LamivudineTenofovir

Disclaimer: This information is for educational purposes only. WHO references and weight bands are simplified for tracking and must not replace medical advice. Always consult with a healthcare professional before starting or changing any medication.