摘要：

Oily analgesic/antiinflammatory patches for topical use which contain diclofenac sodium, pyrrolidone or its derivative, a polyhydric alcohol fatty acid ester and an organic acid in the adhesive drug base. The above patches have the following effects. (1) Owing to the efficient and continuous release and percutaneous absorption of diclofenac sodium, excellent drug effects and pharmacological effects can be continuously established. (2) The patches per se are highly adhesive and safe. (3) Diclofenac sodium is contained in a stable state in the drug.

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