Traditional Chinese medicine extract and preparation method and application thereof

The invention discloses a traditional Chinese medicine extract and a preparation method and application thereof. The preparation method of the traditional Chinese medicine extract comprises the following steps that 1, filter liquor A2 is concentrated and displaced with filter liquor A1, and an extracting solution is obtained; 2, the extracting solution obtained in the step 1 is aged at the temperature of 2-6 DEG C and filtered to obtain filter liquor; 3, the filter liquor obtained in the step 2 is filtered at the temperature of 30-50 DEG C, and the extract can be obtained. The traditional Chinese medicine extract contains no preservatives and is safe and good in anti-inflammatory and anti-pruritus effects. 本发明公开了种中药提取物、其制备方法及应用。本发明公开的中药提取物，其制备方法包括以下步骤：(1)将滤液A2浓缩，用滤液A1进行置换得提取液；(2)将步骤(1)中提取液在2～6℃陈化，过滤得滤液；(3)将步骤(2)中滤液在30～50℃下过滤即可。本发明提供的中药提取物无防腐剂、安全，抗炎止痒效果好。