Dental A female has hypopigmented lesion on centre of forehead. The drug responsible is? A Hydroquinone B Monobenzyl ether of hydroquinone C Para teiary butyl catechol D Para teiary butyl phenol 💡 Explanation A female has hypopigmented lesion on centre of forehead. The drug responsible is? ✓ Correct Answer: D. Para teiary butyl phenol