The study was aimed to assess the clinical effectiveness of prevention endodontic complications during the esthetic prosthetic with veneers. An original method of the tooth cover preparation for veneers and prevention of endodontic complications with ozone applications. The method was proved to be effective. The studies showed that electric excitability of the tooth pulp treated with ozone (I group) before fixing veneers differed little from excitability level in intact teeth’s pulp.
