Voriconazole

Therapeutic Group

Anti-mycotics Systemic Use

Indication Dosage

Invasive Aspergillosis, Serious Infections Caused By Scedosporium Spp., Fusarium Spp., Or Invasive Fluconazole-resistant Candida Spp. (including C. Krusei): 

Oral: 

  • Adult (body-weight Up To 40 Kg): Initially 200 Mg Every 12 Hours For 2 Doses, Then 100 Mg Every 12 Hours, Increased If Necessary To 150 Mg Every 12 Hours; 
  • Adult (body weight 40 Kg And Above): Initially 400 Mg Every 12 Hours For 2 Doses, Then 200 Mg Every 12 Hours, Increased If Necessary To 300 Mg Every 12 Hours. Tab Should Be Taken 1 Hr Before Or 1 Hr After Food; Susp Should Be Taken 1 Hr Before Or 2 Hr After Food. 
  • Children 2-12 Yrs: 9 Mg/kg Twice Daily (preferred As Susp < 12 Yr), Increase If Necessary In 1 Mg/kg Increments (50 Mg Increments If Initial Dose Was 350 Mg); Max 350 Mg Twice Daily; 
  • 12-14 Yr And Body Wt < 50 Kg: Same As Adults. Tab Should Be Taken 1 Hr Before Or 1 Hr After Food; Susp Should Be Taken 1 Hr Before Or 2 Hr After Food. 

By IV Infusion: 

  • Adult: Initially 6 Mg/kg Every 12 Hours For 2 Doses, Then 4 Mg/kg Every 12 Hours; Reduced If Not Tolerated To 3 Mg/kg Every 12 Hours; For Max 6 Months 
  • Children 2-14 Yrs: And Less Than 50 Kg, Loading Dose: For First Hrs, 9 Mg/kg By Iv Inf Every 12 Hrs. Maintenance; 8 Mg/kg By IV Inf Twice Daily.
  • Above 14 Yrs: Same As Adults. If the Response is Inadequate, the Maintenance Dose May Be Increased In 1 Mg/kg Steps. If Not Tolerated, It May Be Reduced To 1 Mg/kg Steps. Max Inf. Rate 3 Mg/kg/hr Over 1-3 Hr.

Content

  • Inf 200mg: Voriconazole 200mg.
  • Tab 50mg /200mg: Voriconazole 50mg /200mg.

Pregnancy

Caution Advised, Avoid

Stability

  • Triazole Antifungal

Contra Indications

  • Acute Porphyrias

Precautions

  • Acute Porphyrias

Lactation

  • Contraindicated

Side Effects

  • Abdominal Pain
  • Acute Renal Failure
  • Agitation
  • Alopecia
  • Altered Perception
  • Anaemia
  • Anxiety
  • Asthenia
  • Blood Disorders
  • Blurred Vision
  • Cheilitis
  • Chest Pain
  • Confusion
  • Depression
  • Diarrhoea
  • Dizziness
  • Haematuria
  • Hallucinations
  • Headache
  • Hypoglycaemia
  • Hypokalaemia
  • Hypotension
  • Influenza-like Symptoms
  • Jaundice
  • Leucopenia
  • Nausea
  • Oedema
  • Pancytopenia
  • Paraesthesia
  • Photophobia
  • Photo Sensitivity
  • Pruritus
  • Rash
  • Respiratory Distress Syndrome
  • Sinusitis
  • Thrombocytopenia
  • Tremor
  • Visual Disturbances
  • Vomiting