Actelion, Auxilium partner to build up and commercialize XIAFLEX Auxilium Pharmaceuticals, Inc. and Actelion Pharmaceuticals Ltd. bacteria along with other persistent, disinfectant-resistant mycobacteria canada pharmacy . Use drug-resistant tuberculosis bacteria carries serious biohazard risks. Chlorine bleach is often used to disinfect TB cultures and clinical samples, but bleach is corrosive and toxic. Other effective industrial disinfectants can be very costly for TB labs in the resource-poor countries where in fact the majority of TB happens. ‘Mycobacteria are known to trigger tuberculosis and leprosy, but non-TB mycobacteria are normal in the environment, even in tap water, and so are resistant to used disinfectants commonly.