UNIVERSIDAD AUTÓNOMA DE CIUDAD JUÁREZ CLORHEXIDINE DRA. AMARIS MENDOZA ASTRAIN DR. ALFREDO NEVAREZ RASCÓN
History Chlorhexidine developed in the 1940s in England, and was released in 1954 as an antiseptic for skin wounds. Use in dentistry,initially for disinfection of the mouth, and from 1970 he popularized the use of chlorhexidine mouthwash capable of inhibiting the formation of plaque and gingivitis development.
Chlorhexidine needs to be protected from light as it breaks easily. At high temperatures and decomposes into chloroaniline the presence of organic matter not inactive
composition Chlorhexidine is an antiseptic bisbiguanidico. This compound is a strong base and dicationica at pH levels over 3.5. Nature dicatiónicaof chlorhexidine makes it extremely interactive with anions, which isrelevant to their efficacy, safety and local side effects.
uses in dentistry Oral infections for various reasons including those produced by rubbing of dentures Prevention of infection in oral surgery Chemotherapeutic prevention of dental caries As a disinfectant of cavities prior to sealing
Chlorhexidine spray It has been marketed spray chlorhedine to the 0.1% and 0.2% Prevention and treatment of gingivitis Very delicate state of the gingiva: Lets you apply chlorhexidinewithout touching the affected area When rinsing is painful Fig 2 Special Patients (physical or http://csimg.mercamania.es/s mental disabilities) rv/ES/29045327247742/T/34 0x340/C/FFFFFF/url/lacer- clorhexidina-spray-40.jpg
Chlorhexidine Gel The gel allows the selection of sites affected, leaving the healthy free, thus increasing the safety margin, chlorhexidine g Fig. 3 els are suitable for http://www.farmahouse.com/images/clorh exidina%20gel.JPG prevention and care of critical areas.
Chlorhexidine mouthwash Is used in concentrations of 0.12 to 0.2%, Indications of rinses Cases of excessive formation of plaque. Prevention in the treatment of gingivitis. People with difficulty performing normal dental hygiene. Mouthwash before or after surgery. Fig 4 http://www.dermofactory.com/160617 Prevention of dental caries. 6-1155-thickbox/lacer-clorhexidina- colutorio-200-ml.jpg
Precautions It is exclusively for local use and not be swallowed You can leave a bitter taste after application will be enhanced if the mouth is rinsed immediately Dilute reduces its antimicrobial effect Do not use continuously for more than 2- 3 months, and always underprofessional supervision, as it may have unwanted side effects.
side effects The adverse effects of this are usually mild and transient inspecial brown spots on the teeth, tongue, prosthesis and silicate and resin restorations and temporary alteration of taste perception and scaling of the oral mucosa.
advantage Bactericidal action: antimicrobial effects as good as sodium hypochlorite relatively inocua It has no unpleasant odo Residual activity of several hours after instrumentation Easy storage and handling low toxicity
Disadvantages Staining of the teeth staining lingual Bitter, metallic taste Possible peeling of the oral mucosa Stains are accentuated if the patient drinks red wine, coffee, tea, and a smoking