The invention discloses an antibacterial and dual-core medicinal panty liner. The panty liner includes a fabric layer, an absorption layer and a leak-proof bottom layer from top to bottom, and the three layers are pressed and fixed through thermal sol on the four side portions; the bottom of the back surface of the leak-proof bottom layer is adhesively coated with positioning adhesive and releasepaper. The antibacterial dual-core medicinal panty liner is characterized in that a baeckea-frutescens fragrance layer is arranged between the fabric layer and the absorption layer, and a middle convex cotton core is arranged in the middle between the baeckea-frutescens fragrance layer and the fabric layer, and the outer ring of middle convex cotton core is provided with an annular health-care powder bag. The antibacterial and dual-core medicinal panty liner is good in absorption function, the protruding part of an absorption core layer can be closer to the skin, discharges can be absorbed immediately, side leakage does not easily occur, and fluid can be prevented from flowing from the groin to the hips and the waist. A non-woven fabric is good in air permeability and light, achieves moisture absorption and heat preservation, is soft and good in wear resistance, and can effectively inhibit the discomfort of users' skin.