Coley's toxins
Appearance
Coley's Toxins is a mixture consisting of killed bacteria of species Streptococcus pyogenes as well as Serratia marcescens, named after Dr. William Coley.
Coley's Toxins were used successfully against different types of cancer from the year 1893 to the year 1966, when Coley's Toxins was assigned "new drug" status by the FDA.
Some effective treatment against thromboangiitis obliterans is also reported.