Collect samples pre dose.
Do not use tubes with gel separator.
Dose information should be provided and length of therapy must be >5 days.
Itraconazole (trough) - Localised infection > 0.5 mg/L
- Systemic infection >1.0 mg/L
OH-Itraconazole has similar activity to itraconazole and levels can be added to give the sum of both levels ( in this case therapeutic range recommend > 1.0 mg/L).