[Objective] The study was to provide the theoretical basis for extraction and application of medicinal components in Gracilaria lemaneiformis.[Method] With Kunming white mice(18-22 g) as the tested animals and the treatment with distilled water as CK,the effects of intragastric administration with 10 ml/kg compound aspirin(APC) and 10,20 ml/kg extracts from G.lemaneiformis on pain and auricle swelling of mice were studied.[Result] Before treatment the pain threshold of white mice in CK group and treated gro...