Epocrates Online provides a completely integrated point of care clinical resource through access to all drug monographs of FDA approved prescriptions, OTC, alternative medications (dosing, pill ID, interaction checker, etc). It also provides access to evaluations of symptoms to identify conditions, treatment options for diseases, Differential Diagnosis, complications possibilities for diseases, plus follow-up recommendations. There are hundreds of diagnostic & laboratory tests by disease type. Infectious diseases may be searched by system or organism. Epocrates is evidence-based with citations.