The difference between clearing Pinellia ternata and processing Pinellia ternata is mainly reflected in the following aspects:

1. In the first aspect, the handling methods are different. Pinellia ternata is processed with raw Pinellia ternata and alum; Pinellia ternata is processed with raw Pinellia ternata and alum, licorice and lime.

2. In the second aspect, the toxicity is different. The toxicity of clearing Pinellia ternata is slightly stronger, while the toxicity of processing Pinellia ternata is lower.

3. In the third aspect, the treatment direction is different. Pinellia ternata is mainly used to treat diseases of spleen and stomach, and Pinellia ternata is used to treat diseases related to lung meridian except spleen and stomach.

4. Fourth, the curative effect of treatment is different. Clearing Pinellia ternata is to eliminate dampness and phlegm, reduce adverse reactions, stop vomiting, reduce swelling and dissipate stagnation; Pinellia ternata is mainly used for eliminating dampness and resolving phlegm.