MCKESSON CORPORATION revenue for the last year amounted to 5.12 T MXN, the most of which — 4.62 T MXN — came from its highest performing source at the moment, United States Pharmaceutical, the year earlier bringing 4.34 T MXN. The greatest contribution to the revenue figure was made by United States — last year it brought MCKESSON CORPORATION 4.89 T MXN, and the year before that — 4.62 T MXN.