epiberberine是一种从黄连中提取的生物碱，作为 AChE 和 BChE 的有效抑制剂，同时也是 BACE1 的非竞争性抑制剂，具有抗氧化和抗阿尔茨海默症的作用，适用于神经退行性疾病和代谢疾病的研究。

Guaijaverin, a natural product isolated and purified from the fruits of Psidium guajava Linn., has antioxidant activity and antibacterial activity against Strep. mutans.

Flurofamide is an urease inhibitor.