Answer
It can be used after the aluminium chloride has been thoroughly washed off. Before reapplying aluminium chloride, remove other products and ensure the skin is dry.
Sources for this answer
- Anhydrol Forte 20% w/v Cutaneous Solution — 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.