Li W, Chen Y, Wang X, Qu S
Zhongguo Zhong Yao Za Zhi. 1991 Mar;16(3):172-5, 192.
The sedative, analgesic, antipyretic and anti-inflammatory activities of the volatile oil isolated from the leaves of Pinus pumila are reported, the volatile oil being administered ip or po. The ip LD50 in mice was 0.577 +/- 0.056 ml/kg.