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What is methylnaltrexone?

Methylnaltrexone is an injectable treatment for opiate-induced constipation. It can be used by people in the advanced stages of illness who have not responded to laxatives. Methylnaltrexone works by blocking the constipation effect without reducing the medicine's pain-relieving qualities. It is available by prescription only, sold under the brand name Relistor.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.