专利药品

• 禾(rice plant; grain)ASSOCIATIVE
• 刂(knife; blade)RADICAL

Using a sickle to harvest ripe grain is how you obtain profit.

• 艹(grass; plant)RADICAL
• 约(promise; bind)PHONETIC

Medicine is made from grass and plants, sounding like "wish" or "promise".

• 口(mouth; mouth opening)RADICAL

Three mouths combined together symbolize diverse kinds and varied qualities of merchandise.