Our hospital chief physician, Specialist. Dr. It was carried out by Sercan Özdemir, who works as a nurse in the Anesthesia Intensive Care Unit, with the support of Necati Akkaya, and ADÜ Nursing Faculty Faculty Member Prof. Dr. The project titled "The Effect of Chlorhexidine Gluconate, Sodium Bicarbonate, Ozonated Water and Hypochlorous Acid Solutions Used in Oral Care on the Prevention of Ventilator-Associated Pneumonia", under the consultancy of Gülengün Türk, was found eligible to be supported within the scope of TUBITAK 1002-A Rapid Support Program. It is thought that the results obtained from the project, which will be carried out as a doctoral thesis study, can guide nurses in the use of effective oral care solutions in reducing microbial colonization in intubated patients and will contribute to the prevention of the development of ventilation-associated pneumonia in patients.