What is the purpose of adding Naloxone to buprenorphine in opioid taper formulations?

• A. To prevent abuse
• B. To enhance analgesia
• C. To increase sedation
• D. To cause dependence

Answer: (A)

This is about abuse-deterrent design in opioid taper formulations. When buprenorphine is combined with naloxone, the naloxone is not active when the medicine is taken as prescribed (usually sublingually) because it has very low oral bioavailability. The patient still gets the benefits of buprenorphine for withdrawal management and pain control. However, if someone tries to misuse the medication by injecting it, the naloxone becomes active in the bloodstream and can precipitate withdrawal in someone dependent on opioids. That unpleasant reaction discourages injection or other unsafe routes of administration, reducing the potential for abuse. It doesn’t increase analgesia, nor does it promote sedation or dependence; its main role is to prevent abuse by making non-prescribed use less appealing.