Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
44 Cards in this Set
- Front
- Back
Chemical substance produce by microorganism |
Antibiotics |
|
Limited number of pathogen |
Narrow spectrum |
|
Destroy different kinds of organism |
Broad spectrum |
|
Produced by bacteria |
Natural drugs |
|
Bacillus subtilis |
Bacitracin |
|
Bacillus polymyxa |
Polymyxin |
|
Streptomyces nodosus |
Amphotericin B |
|
Streptomyces venezuelae |
Chloramphenicol |
|
Streptomyces erythreus |
Erythromycin |
|
Streptomyces noursei |
Nystatin |
|
Streptomyces fradiae |
Neomycin |
|
Microspora purpurea |
Gentamycin |
|
Cephalosporium |
Cephalosporin |
|
Penicillium notatum |
Penicillin |
|
Modified natural drugs |
Semi- synthetic drugs |
|
Chemically produced drug |
Synthetic drug |
|
Chloramphenicol |
Synthetic drug |
|
Ampicillin |
Semi synthetic drugs |
|
Isoniazid |
Synthetic drugs |
|
Trimetophrim |
Syntehtic drugs |
|
Kill organism: life threatening infection |
Bactericidal |
|
Inhibit bacterial growth nut niy actually kill the organism |
Bacteriostatic |
|
Tetracyclines |
Bacteriostatic |
|
Gentamycin |
Bactericidal |
|
Quinolones |
Bactericidal |
|
Erythromycin |
Bacteriostatic |
|
Inhibits transpeptidation enzymes |
Cell wall inhibitors |
|
Cell wall inhibitors |
Beta lactams Beta lactam penicillin Cephalosporins Konobactams Carbapenems Glycopeptides Fosfomycin |
|
Antimicrobial actions |
Inhibits cell wall synthesis Inhibits protein synthesis Inhibits nucleic acid synthesis Destroy cell membrane Inhibit essentila metabolites |
|
Inhibits transpeptidation All are bactericidal Non toxic |
Beta lactams |
|
Beta lactamass enzymes examples |
Penicillinases Cephalosporinases Cephycinases Carbapenemases |
|
Organic acids and are most soluble in water |
Beta lactam |
|
Broadest spectrum ofaction. Active against high level cephalosporinases of Ebteribacteriacea and P. aeruginosa |
4th generation cephalosporin C4G |
|
Inhibits the first step of the peptidoglycan synthesis process and transport precursor |
Fosfomycin |
|
Hydrolyzed by most commonly occuring plasmid and chromosomally B lactamases |
Monobactams |
|
Cefepime, Cefotetan, Cefoxitin, Cefaclor |
4th generation |
|
Wider spectrum, Gram pos cocci but much more active against Enterobacteriaceae and P. aeruginosa |
3rd generation cephalosporin C3G |
|
Narrow spectrum; good gram pos activity and modest in gram neg activity |
1st generation C1G |
|
B lactams with broad spectrum of action. Gram pos except MRSA; Gram neg Pseudomonas aeruginosa and anaerobes |
Carbapenem |
|
Cefunicid, Cefuroxime |
2nd generation |
|
Aztreonam |
Monobactams |
|
Binds with 50s subunit resulting to misreading of mRNA and interferes with aminoacyl - tRNA binding |
Protein synthesis inhibitors (amonoglycosides, tetracycline) |
|
Mistranslation and production of proteins |
Aminoglycosides |
|
Binds with 50s subunit resulting to inhibition of peptidyl transferase and inhibits peptide chain elongation |
Protein synthesis (clindamycin, erythromycin) |