Answer
Seek advice if the diagnosis is uncertain, symptoms worsen or do not improve, the infection spreads, or the foot becomes very painful, hot and red. People with diabetes or a weakened immune system should obtain clinical advice about foot infections.
Sources for this answer
- Canesten Bifonazole Once Daily Athlete's Foot 1% w/w Cream — 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.