Cephalotaxlen是一种从喜树（Cephalotaxus harringtonia）中分离得到的苯并氮卓生物碱，具有抗病毒和抗肿瘤作用。

Cephalomannine是一种紫杉醇衍生物，具有抗肿瘤活性，能用于化疗研究，对多种肿瘤细胞系表现出抗增殖作用。

Homoharringtonine是一种来自常绿树的细胞毒性生物碱，通过抑制翻译延长来起作用，具有抗肿瘤活性。

Tsugafolin是一种脱氢黄酮，具有弱抗HIV活性（IC50=118 μM），且无细胞毒性，主要从华山松（Vitex leptobotrys）中提取。

Epinortrachelogenin is a natural product isolated and purified from the barks of Cephalotaxus sinensis.

Taiwanhomoflavone B, a natural product isolated and purified from the barks of Cephalotaxus fortunei, is cytotoxic with ED(50) values of 3.8 and 3.5 mg/mL, against KB oral epidermoid carcinoma and Hepa-3B hepatoma cells, respectively.

3'-Methyl-4-O-methylhelichrysetin is a natural product isolated and purified from the barks of Cephalotaxus sinensis.

Fortuneine is a natural product isolated and purified from the herbs of Senecio triangularis.

4-O-Methylhelichrysetin is a natural product isolated and purified from the herbs of Cephalotaxus sinensis.

Taiwanhomoflavone A, a natural product isolated and purified from the stems of Cephalotaxus wilsoniana, is cytotoxic with ED50 values of 3.4, 1.0, 2.0 and 2.5 mg/mL, respectively, against KB epidermoid carcinoma of nasopharynx, COLO-205 colon carcinoma, Hepa-3B hepatoma, and Hela cervix tumor cells.