Methods The crude drugs of root or stem of Tripterygium wilfordii Hook. were extracted by water or ethanol.The film-forming preparations were made of different extractives.

• 方法雷公藤根或茎的水或乙醇提取物入药制备成涂膜剂,采用大鼠完全佐剂性关节炎模型,观察不同药物组对原发性肿胀和继发性肿胀的影响。