Antimicrobial Drugs Flashcards

•Antimicrobial
–Naturally occurring antimicrobial
•Antibiotic
–Man made chemicals
•Synthetic
–Modified antibiotic
–Bypass resistance
–Increase spectrum of activity
•Semi-synthetic
–Describes how many target organisms drug is effective against
•Spectrum of Activity
•Effective against a limited variety or types of organisms
–Narrow Spectrum
•Effective against a wide variety or types of organisms
–Broad Spectrum

Spectrum of Activity

•Superinfection

•Selective toxicity

•Drug Toxicity

•Drug Allergies

•Modes of Action

•(Mode of Action) Inhibition/disruption of


Drugs and Their Uses
- Antibacterials
- Antifungals
- Antivirals

•Inhibition of Cell Wall Synthesis (Antibacterials)

•Inhibition of Protein Synthesis (Antibacterials)

•Disruption of Cytoplasmic Membranes (Antibacterials)

•Inhibition of metabolic pathways (Antibacterials)



•Inhibition of Nucleic Acid Synthesis (Antibacterials)

•Inhibition of cell wall synthesis (Antifungals)

•Disruption of cytoplasmic membranes (Antifungals)



•Inhibition of nucleic acid synthesis (Antivirals)



•Inhibition of protein synthesis (Antivirals)

•Inhibition of attachment/entry/exit (Antivirals)