Answer
Testing can help assess inadequate response, suspected toxicity or accumulation, especially with organ impairment, prolonged treatment, interacting medicines or substantial maternal caffeine exposure.
Sources for this answer
- Caffeine citrate 20 mg/ml solution for infusion and oral solution — Current selected SmPCemc · Summary of Product Characteristics
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.