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Pain-relieving Skin Patch Does Away with Side Effects

A clear skin patch called TEPI delivers the painkiller ibuprofen right where it hurts. While pills can cause stomach upset, the patch does not. Scientists at the University of Warwick in England, led by chemist David Haddleton, developed the five-centimeter square bandage that contains a special polymer adhesive infused with the painkiller. "What we do is dissolve the active ibuprofen, for example, into the adhesive so we can have quite a high loading — so up to 30 percent of the...

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