Generic name Brand names Common uses[2] Possible side effects[2] Mechanism of action Aminoglycosides
Infections caused by Gram-negative bacteria, such as
subunit (some work by binding to the 50S
subunit), inhibiting the translocation of the
peptidyl-tRNA from the A-site to the P-site
leaving the bacterium unable to synthesize
Ansamycins Carbacephem
prevents bacterial cell division by inhibiting
Carbapenems Cephalosporins (First generation)
Same mode of action as other beta-lactam
• Nausea (if alcohol antibiotics: disrupt the synthesis of the
taken concurrently) peptidoglycan layer of bacterial cell walls. Cephalosporins (Second generation)
Same mode of action as other beta-lactam
• Nausea (if alcohol antibiotics: disrupt the synthesis of the
taken concurrently) peptidoglycan layer of bacterial cell walls. Cephalosporins (Third generation)
Same mode of action as other beta-lactam
antibiotics: disrupt the synthesis of the
peptidoglycan layer of bacterial cell walls. Cephalosporins (Fourth generation)
Same mode of action as other beta-lactam
antibiotics: disrupt the synthesis of the
taken concurrently) peptidoglycan layer of bacterial cell walls. Cephalosporins (Fifth generation)
Same mode of action as other beta-lactam
antibiotics: disrupt the synthesis of the
taken concurrently) peptidoglycan layer of bacterial cell walls. Glycopeptides Lincosamides
Serious staph-, pneumo-, and streptococcal infections in
Lipopeptide
Bind to the membrane and cause rapid depolarization, resulting in a loss of
membrane potential leading to inhibition of protein, DNA and RNA synthesis
Macrolides
inhibition of bacterial protein biosynthesis
by binding reversibly to the subunit 50S of
the bacterial ribosome, thereby inhibiting
Monobactams
Same mode of action as other beta-lactam
antibiotics: disrupt the synthesis of the peptidoglycan layer of bacterial cell walls. Nitrofurans Penicillins
Same mode of action as other beta-lactam
antibiotics: disrupt the synthesis of the
peptidoglycan layer of bacterial cell walls. Penicillin combinations Polypeptides
Inhibits isoprenyl pyrophosphate, a molecule that carries the building blocks of the
peptidoglycan bacterial cell wall outside of the inner membrane [4]
Interact with the gram negative bacterial
Kidney and nerve damage outer membrane and cytoplasmic membrane.
directly to the eye or inhaled (when given by injection) It displaces bacterial counter ions, which
destabilizes the outer membrane. They act
like a detergent against the cytoplasmic membrane, which alters its permeability. Polymyxin B and E are bactericidal even in an isosmotic solution. Quinolones
Nausea (rare), irreversible inhibit the bacterial DNA gyrase or the
damage to central nervous topoisomerase IV enzyme, thereby inhibiting
Sulfonamides
Sulfonamidochrysoidine (archaic) Prontosil
catalyses the conversion of PABA (p
aminobenzoate) to dihydropteroate, a key
step in folate synthesis. Folate is necessary
• Decrease in white for the cell to synthesize nucleic acids
(nucleic acids are essential building blocks
of DNA and RNA), and in its absence cells
Tetracyclines
inhibiting the binding of aminoacyl-tRNA to
subunit in the mRNA translation complex. Drugs against mycobacteria
Binds to the β subunit of RNA polymerase to
meningitis, MRSA, topical use, or for low cost internal
Chloromycetin treatment. Historic: typhus,
binding to the 50S subunit of the ribosome
cholera. gram negative, gram positive, anaerobes
Inactivates enolpyruvyl transferase, thereby
Produces toxic free radicals which disrupt
mechanism is responsible for its activity
amoebiasis, trichomoniasis, nausea ; alcohol is
against a variety of bacteria, amoebae, and
bacterial protein synthesis by binding to the
Generic Name Brand Names Common Uses[2] Possible Side Effects[2] Mechanism of action
A Randomized, Placebo-Controlled Trial of Citalopram for the Prevention of Major Depression During Treatment for Head and Neck Cancer William M. Lydiatt, MD; David Denman, MD; Dennis P. McNeilly, PsyD;Susan E. Puumula, MS; William J. Burke, MD Objective: To determine whether prophylactic treat- Results: The numbers of subjects who met predefined ment with the antidepressant citalopram h
Randomized controlled study of 3 different types of hemoclipsfor hemostasis of bleeding canine acute gastric ulcersDennis M. Jensen, MD, Gustavo A. Machicado, MD, Ken Hirabayashi, BABackground: Mechanical closure of bleeding vessels is clinically appealing, and several types of hemoclips arenow marketed for endoscopic hemostasis of nonvariceal lesions. No comparative data have been reported onea