Answer
They must not be mixed or administered together through the same line because calcium-ceftriaxone precipitates can form; clinicians must use the product-specific separation and flushing precautions.
Sources for this answer
- TRIOMEL 7 g/l nitrogen 1140 kcal/l with electrolytes, emulsion for infusion — 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.