Drug Substance Portfolio

Siegfried offers a portfolio of controlled substances and other Active Pharmaceutical Ingredients (APIs) that is focused on moderate to severe pain management and dependency treatment.

As a leading global supplier, Siegfried’s range of products includes opiates, methylphenidates, barbiturates, and nicotine products. Specifically, Siegfried offers Naltrexone, Naloxone and Buprenorphine, and we continue to add new API’s to our portfolio.
For additional information regarding Siegfried’s entire product line, please consult: www.siegfried.ch/drug-substance/portfolio.