Excuse me, what (or several) Chinese medicines need to be wrapped in gauze?

Talc, plantain seed.

Usually sticky, powdery or fluffy plants. Need to be fried.

Clearing heat and purging fire, inducing diuresis and treating stranguria are the main methods.

Symptoms: Damp-heat stranguria. Frequent urination, urgent urination, astringent pain when drowning, poor dripping, turbid urine color, and even obstruction, abdominal distension, dry mouth and throat, yellow and greasy tongue coating. Otherwise upset and insomnia.

For reference only.