Method for controlling power of mobile station and base station supporting the method

PURPOSE: A power control method of mobile station is provided, which enables smooth power control by verify retransmission procedure of power control message. CONSTITUTION: A power control method of mobile station comprises: a step of confirming initial transmission of base station in case that power control response message is transmitted to the mobile station(S300); a step of setting MCS(Multipoint Communication Services) level(S310); a step of transmitting the Power Control Response Message to the mobile station(S320); a step of waiting for receiving Response Message for preset response waiting time(S330); a step of determining retransmission of the Power Control Response Message(S340); and a step of setting power off-set value(S350).