大般涅槃經集解 23.8

23.8

案法瑤曰：八藥譬除八倒病也。僧宗曰：吐下者，明罪報相也。塗身者，身意止觀也。灌鼻者，謂數息也。薰身者，即薰禪也。洗者，不淨觀也。丸者，總觀也。散者，別觀也。

Fayao notes: The eight medicines represent eliminating the diseases of the eight inversions. Sengzong says: Emetics and purges clarify the signs of karmic retribution. Anointing the body refers to mindfulness of the body and mind. Nasal drops refer to counting breaths. Fumigating the body refers to fumigating meditation. Bathing refers to the contemplation of impurity. Pills refer to general contemplation. Powders refer to analytical contemplation.