The data presented suggests the effectiveness in individuals with opioid dependence who use fentanyl, consistent with the results from the Phase 3 study. Buvidal is approved for treatment of opioid dependence in the EU, UK, Switzerland, Australia, New Zealand and several countries in the Middle East and North Africa. About Camurus Camurus is a Swedish, science-led biopharmaceutical company committed to developing and commercializing innovative, long-acting medicines for the treatment of severe and chronic conditions. Weekly and Monthly Subcutaneous Buprenorphine Depot Formulations vs Daily Sublingual Buprenorphine With Naloxone for Treatment of Opioid Use Disorder: A Randomized Clinical Trial. Extended-Release Injection vs Sublingual Buprenorphine for Opioid Use Disorder with Fentanyl Use.