Answer
The solution is not described as containing latex, but the vial stopper contains a natural-rubber latex derivative that can cause allergic reactions.
Sources for this answer
- IMMUKIN 2 x 106 IU (0.1 mg) solution for injection — 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.