Answer
UK products have different concentrations and formulations. Checking the label, route and expression as caffeine citrate helps prevent medication errors.
Sources for this answer
- UK GovernmentUK Government · Reputable Web
- 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 SmPC