Fumidil-B is a water-soluble preparation containing Bicyclohexylammonium Fumagillin, equivalent to 20 mg Fumagillin base per gram of powder. Fumidil-B has a high specific action against Nosema apis., a microscopic, single-celled parasite which causes Nosema disease in honey bees.

Many articles and instruction on application exist on the internet.   We have found that by placing this product in the sugar feed and placing in a feeder is a poor application process.  Considering weather and current feeding method,  we drizzle this product after mixing with hot water, across the frames and into the hive.  Bees have a natural tendency to keep the hive clean.  As its cleaned up, the uptake is achieved.