Here are all the ones i can remember that i've bene on in the last 10 years or so .
Merepenim - Imipenim - Merrem
Tobramycin
Zosyn
Fortaz
Cefepime - Maxipime
Pippercillin
Colistin
Chloramphenicol
Amakacin
Aztreonam
Cipro
Thats all i remember at the moment. Usually its a course of two or three at a time, hardly ever just one. My Dr. usually always adds an oral one( or two) in there too.