Answer
Suitable products may be given by controlled intravenous infusion. They must not be injected into a muscle or given as a rapid intravenous bolus.
Sources for this answer
- Caffeine Citrate 10mg/ml Solution for Injection — Current selected SmPCemc · Summary of Product Characteristics
- 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.