Presentaciones Alprazolam Alter EFG 0,25 mg 30 comp. C.N. 651617.1 Alprazolam Alter E Alprazolam Alter EFG 0,50 mg C.N. 6 30 comp. C.N. 651616.4 Alprazolam Alter E Alprazolam Alter EFG1 mg C.N. 6 30 comp. C.N. 651618.8 Bioequivalencia