Therapeutic drug monitoring (TDM)
Therapeutic drug monitoring (TDM) is a branch of clinical chemistry and clinical pharmacology that specializes in the measurement of medication levels in blood. Its main focus is on drugs with a narrow therapeutic range, i.e. drugs that can easily be under- or overdosed.

When prescribing and managing oral antifungal medication, each needs to be carefully managed for each patient – the table below gives some standard guidelines as used at the UK National Aspergillosis Centre by its specialist pharmacists.

TDM antifungal medications

TDM antifungal medications (2021)