3. Old stuff
          3.1. Old pharm stuff (pre 2009)
              3.1.3. Pharmacology
                  3.1.3.5. Opioids
                      3.1.3.5.5. Opioid antagonists
 3.1.3.5.5.2. Naltrexone 

Naltrexone

[SH4:p121]

  • Highly effective orally
    * Unlike naloxone
  • Produces sustained antagonism of effects of opioid agonists for as long as 24 hours