4-Hydroxyisoleucine (4-​Hydroxy-​L-​isoleucine) 是从胡芦巴种子中提取和纯化的一种氨基酸，具有促胰岛素作用。

Gentianine 是一种有效的 Swertiamarin 衍生物，具有抗糖尿病、抗精神病、抗炎、降血压、利尿等作用，具有被开发成一种安全的降压药物的潜力。

Protodeltonin may have anti-thrombotic activity by both improving the anticoagulation activity and inhibiting platelet aggregation action. Protodeltonin can inhibit the proliferation of a panel of established human and murine cancer cell lines in vitro.