Answer
The selected spray is licensed for athlete’s foot, not fungal nail infection. Nail infection may need confirmation and a different treatment approach.
Sources for this answer
- Boots Dual Action Athlete's Foot Spray — Current selected SmPCemc · Summary of Product Characteristics
- NHSNHS · NHS medicine guidance
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.