Liquid reservoir transdermal patch for the administration of ketorolac

摘要

The invention is directed to a patch for the transdermal delivery of the racemic form or the active enantiomer of the analgesic ketorolac. The transdermal patch is capable of delivering therapeutically effective doses of the drug for a period of 12 hours or more. The patch is capable of delivering the racemate of ketorolac at a flux rate of 40 mu g/cm2xhr or more, and of the active enantiomer at a flux rate of 20 mu g/cm2xhr or more.