Bunex () is used to treat dependence/addiction to opioids (narcotics). Bunex ( 0.2mg) is manufactured by Safe Pharma. Brand Name: BunexGeneric Name: Company: Safe PharmaStrength: 0.2 mgPacking: blister strips / 10 pills per strip  belongs to a class of drugs called mixed opioid agonist-antagonists. It helps prevent withdrawal symptoms caused by stopping other opioids. Supplier of Bunex ( 0.2mg) at lowest price.