Ampicillin susceptibility experiment of Pseudomonas aeruginosa?

PSEUDOMONAS AERUGINOS IS MULTIPLE RESISTANT DRUG SO IS ANY EVIDENCE OR SCIENTIFIC PAPER SHOW THE STUDY OF AMPICILLIN ON PSEUDOMONAS AERUGINOSA? Ampicillin isn't effective against Pseudomonas.
Pseudomonas aeruginosa is a spasm in the nouns to treat. Only a select few antibiotics have efficacy against it, and near rising drug resistant it often severely confines treatment options.
Currently, antiobiotics used for Pseudomonas aeurginosa include ceftazidime, cefepime, piperacillin, ticarcillin, imipenem, ciprofloxacin, aztreonam, gentamycin and tobramycin. There are a few others, but these are some of the more adjectives options.
First permit me try to prunounce the question Before
I try to UNDERSTAND it. They below par get stern to you ;)
Try Pubmed. There are more than 1000 hits under the scrabble terms "pseudomonas aeruginosa ampicillin"