Answer
This depends on the product. One selected product permits deep intramuscular use in adults only when intravenous administration is not possible; children must not receive it intramuscularly.
Sources for this answer
- Calcium Gluconate 10 % w/v Injection BP — Current selected SmPCemc · Summary of Product Characteristics
- Calcium Gluconate 10% solution for injection/infusion BP — Current selected SmPCemc · Summary of Product Characteristics