The preset invention provides a combination pharmaceutical composition comprising a) an activated potentiated form of an antibody to a S 100 protein b) an activated potentiated form of an antibody to histamine and c) an activated potentiated form of an antibody to TNF alpha. Various embodiments and variants are provided. The present invention provides a method of treating a disease or condition of functional etiology of the gastrointestinal tract said method comprising administering to a patient in need thereof a combination pharmaceutical composition comprising a) an activated potentiated form of an antibody to a histamine b) an activated potentiated form of an antibody to S 100 protein and c) an activated potentiated form of an antibody to TNF alpha. Various embodiments and variants are provided.