The present work shows the main lessons that have been collected on monetary and financial policies from the current crisis, and draws a parallel with the Colombian crisis of the nineties (proportions kept) and the actions that were derived from it.It also proposes some measures that could be adopted in the implementation of monetary and financial policies in order to reduce the risks associated with the behavior of the financial and credit system that tend towards finding a more stable economy and lower macroeconomic imbalances in the long term.