Answer
Product licences differ: diabetes is contraindicated for the selected Lemsip product and requires caution for the selected Benylin product. Check the exact pack with a pharmacist or prescriber.
Sources for this answer
- Benylin Cold & Flu Max Strength Capsules, hard — Current selected SmPCemc · Summary of Product Characteristics
- Lemsip Max Daytime Cold & Flu Relief — Current selected SmPC