The bibliographic research carried out on Integrative Medicine aimed to understand which are the integrative and complementary practices (PICs) most used today, to identify the areas of medical specialty that most make use of this therapeutic modality and to understand the efficiency of the application of such techniques. in patients who are undergoing medical treatment using the conventional way. The systematic survey indicated that acupuncture, meditation and the practice of yoga are the most used complementary therapies today, and the patients who most seek integrative medicine are undergoing oncological, rheumatological and psychiatric treatment. The data collected indicate that these and other practices, such as the use of herbal and homeopathic medicines, are mostly efficient for the treatment of patients in all areas where research has been carried out. These and other data explain the reason for the current growth of such ancient practices, which have been replaced by conventional medicine, leaving that these are returning to occupy space in health treatments in conjunction with the biomedical model, aiming at the integral and holistic treatment of the patient.