. "Extended Spectrum Penicillin Antibiotic"^^ . "C0280049"^^ . "C1558"^^ . "Extended Spectrum Penicillin Antibiotic"^^ . "Extended_Spectrum_Penicillin_Antibiotic"^^ . . "Chemical Viewed Functionally"^^ . "A group of penicillins with extended gram-negative bacterial coverage, including Ticarcillin, Piperacillin, Carbenicillin, Timentin and Mezlocillin.NCI" . "Extended Spectrum Penicillin AntibioticPTNCI" .