esophageal cancer ⁽¹⁾

The formula Kaidao San (Opening‑Dispersing Powder) was documented in Anhui Medical Journal, 1973, Issue (2), Page 23. It was an empirical prescription used at that time for advanced esophageal cancer complicated by inability to swallow. Its composition is as follows: Borax 61 g, Lapis Micae Aureae 46 g, Saltpeter…