In the case of the patients who are part of the intervention group, in addition to the care received by the control group, I received a pharmaceutical care program aimed at improving drug use and patient safety. It includes a finished analysis of the therapy indicated by the physician, evaluating the safer alternatives for the type of patient and the special conditions of his pathology, emphasizing evaluations of the effectiveness, safety and tolerability of the medication, drug interactions, possible events Adverse effects, dose adjustments by sea, patient conditions; Verification of what the sea of optimal management, including the choice of the best route for the shelf and the time in which the medicines are infused to the patient.