The invention discloses an external Chinese medicine tincture for treating skin diseases. The tincture comprises vanilla, golden cypress, humifuse euphorbia herb, Polygonum cuspidatum, Anemonis raddeanae, senecio scandens, borneol and the like. The tincture disclosed by the invention is fragrant and has the functions of dehumidifying, nourishing skin, avoiding dirt, killing worms, purging fire for removing toxin, clearing heat, drying dampness, removing heat to cool blood, promoting diuresis, detoxifying, dispelling wind, promoting diuresis, removing stasis, relieving pain, expelling wind-damp, eliminating carbuncle, removing swelling and relieving itching as well as dredging acupoints and removing stagnated fire. The formula, namely the external Chinese medicine tincture has various antibacterial and anti-inflammatory effects, and not only has the effects of conditioning and nourishing skins, but also has the effects of promoting cytothesis and accelerating self-heal of damaged skins and metabolism of necrotic horn cells.