Efectividad Antimicrobiana del Colutorio de Matricaria recutita, en Funcionarios de la Facultad de Odontología de la Universidad del Desarrollo, Chile

chamomilemouthwashis a natural product,does not causestains, taste disturbances,is non-toxic andcan be used bypregnant patients, the elderlyand children. an experimental studywas performedwith the aimof determining theantimicrobial effectivenessofmouthwashproduced frommatricariarecutitaextractl, puelche manzanilla primavera type, which wasproducedby the department ofbasic sciences, of the dentistry faculty of the universidad del desarrollo.thirty two patients were recruited using anon-probabilitysampling, employees from theschool of dentistry.the methodologyof work was defined by the application of chamomilemouthwash(cm) in 5 patients(experimental group),saline(sf) in 6patients (negative control) and0.12% chlorhexidine(cx) in 7patients (positive control).samples were taken from the cheek mucosa and upper first molar bucal surface, prior to the application of chamomille mouthwash and 7 time intervals. the samples were grown under aerobic conditions at 37°c for 48 hours. this was followed by bacterial count. the results, like homogeneous variance, were analyzed by anova and kruskall-wallis to heterogeneous variances.it was shown thatthe bacterial countdid not differ significantly with the timeanalyzed formucosa (cmpvalue:0.2507. cx pvalue: 0.1769, pvalue sf: 0.9387 and tooth (cm pvalue <0.2540). cx pvalue: 0.2859. pvalue sf: 0.3471) showing that no resultgives apvalue<0.05,within 7days ofapplication. thusit was concludedthat the frequency ofclinical use ofchamomilemouthwash, presentsa greater reduction inbacterial loadevery 4 to6 hours.