Usage Protocol Study of Calendula officinalis compared to Chlorhexidine in Oral Hygiene of Patients Admitted in the Intensive Care Unit

Background: Pneumonia is defined as the presence of pulmonary infiltrate of infectious origin, with the onset of fever, purulent sputum, leukocytosis and oxygenation reduction. Ventilation-associated pneumonia (VAP) is the one that occurs after 48 h of endotracheal intubation and affects 9–27% of patients in the Intensive Care Unit (ICU). In order to prevent patients from developing VAP, intervention protocols were drafted. One of those was oral...