Drugs That Inhibit Bacterial And Viral Replication PDF

Summary

This document describes different types of drugs that inhibit the multiplication of bacteria and viruses. It discusses drugs that disrupt bacterial cell walls, increase membrane permeability, and inhibit the synthesis of proteins, DNA, and RNA. It also covers drugs that suppress viral replication, targeting enzymes essential for the viral life cycle.

Full Transcript

**Drugs that Inhibit/Disrupt Bacterial Cell Wall ** - Medications like penicillins and cephalosporins inhibit bacterial cell wall synthesis or activate enzymes that interfere with the cell wall, contributing to weakening and bacterial cell death through lysis.  **Drugs that Increase...

**Drugs that Inhibit/Disrupt Bacterial Cell Wall ** - Medications like penicillins and cephalosporins inhibit bacterial cell wall synthesis or activate enzymes that interfere with the cell wall, contributing to weakening and bacterial cell death through lysis.  **Drugs that Increase Cell Membrane Permeability ** - Agents such as amphotericin B make the cell membrane more permeable, resulting in the loss of essential intracellular components.  **Drugs that Cause Lethal Inhibition of Bacterial Protein Synthesis ** - Aminoglycosides (e.g., gentamicin) fatally inhibit the process of bacterial protein production to contribute to cell death.  **Drugs that Cause Nonlethal Inhibition of Protein Synthesis ** - Drugs like tetracyclines hinder the synthesis of bacterial proteins but do not kill the bacteria outright; they merely impede bacterial proliferation.  **Drugs that Inhibit/Disrupt Bacterial Synthesis of DNA and RNA ** - Medications like rifampin, metronidazole, and fluoroquinolones (e.g., ciprofloxacin) prevent the production of DNA and RNA in bacteria or interfere with the operation of these nucleic acids, inhibiting bacterial replication.   **Antimetabolites ** - Medications like trimethoprim and sulfonamides interfere with specific bacterial metabolic processes, reducing or creating dysfunctional metabolic products and effectively hindering bacterial growth.  **Drugs that Suppress Viral Replication ** - Many drugs inhibit viral replication by targeting enzymes essential for viral replication, such as DNA polymerase, reverse transcriptase, protease, integrase, and neuraminidase. 

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