Viraguard® Disinfectant / Cleaner & Instrument Presoak is nontoxic, biodegradable, and fast acting. This disinfectant leaves no lingering residue, meaning significantly less evolution of bacterium in resistance to the clean. The forumula is ready to use, and is safe for a variety of surfaces including plastic, metal, and natural. Viraguard is a bactericide, tuberculocide, virucide, fungicide, and a killer of hepatitisu A,B,C, HiV, MSRA, VRE, gram-negative bacteria, gram-positive bacteria, and more. Safe to use on intermittent catheters and collection devices.