Generalities:

Streptococcus Salivarius is a species of gram-positive spherical bacteria that mainly colonizes the mouth and upper respiratory tract of humans a few hours after birth, therefore, additional exposure to these bacteria is harmless. They are considered an opportunistic pathogen, rarely found in the blood circulation, where it has been implicated in cases of septicemia in people with neutropenia (acute or chronic decrease in blood granulocytes, an abnormal blood condition that can predispose the human body to contract infections. ). Symptoms may not occur, the most common are: fever greater than 38.5 °C, chills and malaise, weakness and fatigue, vascular ulcers (lips, gums and pharynx), cough or shortness of breath (dyspnea).