Hi, Good Evening, I Was Taking An Oral Concentrated Rinse

Hi, Good Evening, I was taking an oral concentrated Rinse called Pro Dex Rx for Perio infection for sensitivity, I am unable to locate this rinse, Is their something similar. I am scheduled to see the dentist tomorrow, however it for a filling, is this oral mouth wash, discontinued, or is their something different , that I can take. I have Pre, Periodondist disease.