Actoxumab ( (Anti-Cdiff Toxin A) is a antitoxin antibody against C. difficile toxin A by neutralizing TcdA. Actoxumab prevents both the damage to the gut wall and the inflammatory response, which are associated with C. difficile. Actoxumab has synergy effect with Bezlotoxumab targeting TcdB. MW: 145.5 KD.