Answer
Both. Betamethasone valerate is a potent topical corticosteroid and neomycin is an aminoglycoside antibiotic.
Sources for this answer
- Betamethasone valerate/Neomycin sulphate 1 mg/5 mg/g Ointment — Current selected SmPCemc · Summary of Product Characteristics
- Betamethasone valerate/Neomycin sulphate 1 mg/5 mg/g Cream — 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.