軟膏

1. Origins, structure, and basic meaning

• Structure: 軟膏, read なんこう, denotes a semisolid medicine spread over an affected area of skin.
• Basic usage: It names medicine applied to an affected area in a prescribed amount and stored with its lid closed.

2. Common pitfalls and similar expressions

• Medicine applied to the skin
  • It is a semisolid medicine spread on the skin, not an oral drug or liquid disinfectant.