The present invention relates to a pharmaceutical composition for treating the human immunodeficiency virus (HIV) in a human being, comprising four active principles selected as being:a non-nucleoside inhibitor of reverse transcriptase (NNRTI) selected from nevirapine, efavirenz and etravirinea nucleoside inhibitor of reverse transcriptase (NRTI) selected from lamivudine and emtricitabine andtwo different nucleoside or nucleotide inhibitors of reverse transcriptase (NRTI) selected from didanosine, abacavir and tenofovir.