Different sources: Shā rotto Katakuri is the dried bulb of Shā rotto Katakuri, a plant of Shā rotto Katakuri in Liliaceae, while Sagittarius comatus is the dried pseudobulb of Liliaceae, namely, Dujuanlan, Lycopersicon edulis or Lycopersicon yunnanensis.

Different efficacy: Shā rotto Katakuri has the efficacy of clearing away heat and toxic materials, eliminating carbuncle and resolving hard mass, and is often used to treat carbuncle, carbuncle, phlegm, sore throat and other diseases; The arrowhead has the effects of clearing away heat and toxic materials, resolving phlegm and resolving hard mass, and is often used to treat carbuncle, furuncle, scrofula, tuberculosis of lymph nodes, snake bite and other diseases.