Pharmaceuticals used to maintain health or restore health to a human subject via treatment of a disturbed microbial community, namely, for the treatment of dysbiosis and clostridium difficile; biological preparations in the nature of microorganisms used to maintain health or restore health to a human subject via treatment of a disturbed microbial community, namely, for the treatment of dysbiosis and clostridium difficile; cultures and preparations of microorganisms for medical purposes; pharmaceuticals and biological preparations used to prevent and treat dysbiosis and other medical conditions resulting from a disturbed microbial community.