The best replacement for buprenorphine is methadone.

The best alternatives to buprenorphine are rated as following:
★★★★★  methadone
★★★★  suboxone
★  naltrexone
  naloxone
  pentazocine
  subutex
  butorphanol

Your alternative for buprenorphine is not listed? Suggest!
Speaking about buprenorphine, one probably shouldn't forget about naloxone.

Other search terms related to buprenorphine and their ratings are:
★★★★★ naloxone
★ benzodiazepines
You have in mind a companion for buprenorphine and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of buprenorphine in all years. Click on graph for more.
buprenorphine
methadone
suboxone