The invention discloses a traditional Chinese medicinal prescription for expelling parasites and lowering the blood sugar. The traditional Chinese medicinal prescription is characterized by comprising the following components in weight: 350 g of pumpkin, 20 g of schisandra chinensis, 30 g of dried red jujube and 20 g of brown sugar. The traditional Chinese medicinal prescription for expelling the parasites and lowering the blood sugar is proper in compatibility and all-around in therapeutic effect, can expel the parasites and lower the blood sugar, and has a certain therapeutic effect on Qi deficiency, Yang anxiety, phlegm dampness, neuralgia and cardiovascular and cerebrovascular diseases and the like.