This formula is indicated for stomach heat and yin deficiency. The symptoms are toothache, headache, loose teeth, gingival bleeding, vexing heat and thirst, a red tongue with a dry yellow coating, xiao ke, and swift digestion with rapid hungering.

Yu Ping Feng San is indicated for patterns of spontaneous sweating due to exterior deficiency. Sweating, aversion to wind, a pale complexion, a pale tongue with a thin and white coating, and a floating, deficient pulse mark the clinical manifestations. It is also used to treat patients with a deficient constitution and deficient wei qi that is vulnerable to external wind pathogens.

Yu Zhen San is indicated for tetanus. The symptoms are lockjaw, tightly-closed mouth and lips, stiff body, opisthotonus, and a wiry, tight pulse; there could even be gnashed teeth and a contracted tongue.

Gua Di San is indicated for pattern of phlegm-drool retained or food stagnation in the chest and stomach cavity. The symptoms are chest or epigastric distention and hardness, feeling of vexation, feeling the need to vomit but cannot, a feeling of qi rising to the throat that causes difficult breathing, and a pulse that is slightly floating at the cun position.