title: Comparison between carbenicillin and a  -carboxyl-3-thienylmethyl penicillin (BRL 2288), a new semisynthetic penicillin active against Pseudomonas aeruginosa.
mesh_terms: D000368:Aged; D002228:Carbenicillin / Q000627:therapeutic use*; D002264:Carboxylic Acids / Q000627:therapeutic use; D002986:Clinical Trials as Topic; D006801:Humans; D008297:Male; D008722:Methods; D008875:Middle Aged; D010406:Penicillins / Q000627:therapeutic use*; D011552:Pseudomonas Infections / Q000188:drug therapy*; D011550:Pseudomonas aeruginosa / Q000187:drug effects*; D013876:Thiophenes / Q000627:therapeutic use
chemical_list: D002264:Carboxylic Acids; D010406:Penicillins; D013876:Thiophenes; D002228:Carbenicillin