Dental Which topical agent is antiproliferative, cytotoxic to melanocytes and a weak competitive inhibitor of tyrosinase? A Kojic acid B Hydroquinone C Retinoids D Azelaic acid 💡 Explanation Which topical agent is antiproliferative, cytotoxic to melanocytes and a weak competitive inhibitor of tyrosinase? ✓ Correct Answer: D. Azelaic acid