PTI 555

Drug Profile

PTI 555

Alternative Names: morphine-naltrexone; MorViva

Latest Information Update: 10 Sep 2017

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At a glance

  • Originator Albert Einstein College of Medicine
  • Developer Albert Einstein College of Medicine; Pain Therapeutics
  • Class Analgesics
  • Mechanism of Action Opioid mu receptor agonists; Opioid receptor antagonists
  • Orphan Drug Status

    Orphan designation is assigned by a regulatory body to encourage companies to develop drugs for rare diseases.


Highest Development Phases

  • Discontinued Pain

Most Recent Events

  • 04 Oct 2002 Pain Therapeutics has completed a phase II trial in patients with postoperative pain
  • 13 May 2002 Pain Therapeutics has completed patient enrolment into a second phase II clinical trial in 160 patients with postoperative pain
  • 26 Mar 2002 A preclinical study has been added to the pharmacodynamics section
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