<unk>  is a formulation of<unk>  and<unk> .<unk>  is a phosphonic acid antibiotic active against gram-positive and gram-negative.<unk>  is an aminoglycoside with gram-negative activity. It is an inhaled medication targeting those with cystic fibrosis and is currently being studied by Gilead Sciences the United States Food and Drug Administration and the NIH General Clinical Research Center.
Fosfomycin/tobramycin
Imipenem/cilastatin
Meropenem/vaborbactam
Imipenem/cilastatin/relebactam
Tobramycin/dexamethasone
Neomycin/polymyxin B/bacitracin
Ceftolozane/tazobactam
Ampicillin/flucloxacillin