Reckitt Benckiser Healthcare (uk) Limited

Keith McCormack

Christopher Bourne Chapleo

Nicolas Calvert Varey

An analgesic composition in parenteral unit dosage form or in a unit dosage form suitable for delivery via the mucosa comprising an amount of buprenorphine which is less than the clinical dose required to achieve pain relief and an amount of naloxone such that the ratio by weight of buprenorphine to naloxone is in the range of from 12.5:1 to 27.5:1, or an amount of naltrexone or nalmefene such that the ratio by weight of buprenorphine to naltrexone or nalmefene is in the range of from 12.5:1 to 22.5:1. The analgesic action of the buprenorphine is potentiated by the low dose of naloxone, naltrexone or nalmefene.

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Kilburn, United Kingdom

Keith McCormack