Effectiveness and Safety of Lactobacillus Acidophilus LA85 in Preventing Antibiotic-Associated Diarrhea

Inclusion Criteria: * Patients starting antibiotic treatment (Amoxicillin 750mg). * Patients prone to diarrhea with the administration of Amoxicillin 750mg. * Patients over 18 years of age. * Patients of both sexes. * Patients capable of understanding the clinical study and who are committed to complying with the requirements and procedures of the study. * Patients who have signed the informed consent. Exclusion Criteria: * Diabetic patients. * Pregnant patients. * Patients who are breastfeeding. * Patients who require pharmacological treatment that triggers drug diarrhea (laxatives, antacids with magnesium, chemotherapy, omeprazole, esomeprazole, lansoprazole, rabeprazole, cimetidine ranitidine, mycophenolate nizatidine, ibuprofen, naproxen and metformin). * Patients requiring treatment with tricyclic antidepressants, antiepileptics, antihistamines, antiparkinsons, antipsychotics, antispasmodics, verapamil, monoamine oxidase inhibitors, opiates, sympathomimetics, antacids (with aluminum and calcium), non-steroidal antidiarrheals and anti-inflammatory drugs. * Patients who change the type of diet during the study. * Patients with an allergy or intolerance to any of the ingredients in the formulation of the product under study. * Subjects with a history of drug, alcohol or other substance abuse, or other factors that limit their ability to cooperate during the study. * Subjects whose condition does not make them eligible for the study, according to the investigator.