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[Quinolones: historic review]
13o Cátedra de Farmacología, Facultad de Medicina, Universidad de Buenos Aires, Argentina. farmaco3@fmed.uba.ar
Medicina
|August 7, 1999
Summary
Quinolone antibiotics have evolved significantly over three decades, with third-generation fluoroquinolones offering improved potency and tissue penetration. These advanced antimicrobials show enhanced efficacy against a wide range of bacteria, including challenging pathogens.
Area of Science:
- Pharmacology
- Medicinal Chemistry
Context:
- Quinolone antibiotics represent a significant class of synthetic antibacterial agents.
- Development spans over three decades, starting with nalidixic acid.
Purpose:
- To review the evolution and advantages of quinolone pharmacotherapy.
- Highlighting the advancements in third-generation fluoroquinolones.
Summary:
- Structural modifications at N-1, C-6, C-7, and C-8 positions enhance quinolone properties.
- Third-generation fluoroquinolones exhibit superior pharmacodynamic and pharmacokinetic profiles.
- These agents demonstrate broad-spectrum activity and excellent tissue penetration.
Impact:
- Third-generation fluoroquinolones offer improved treatment options for bacterial infections.
- Enhanced potency against Gram-positive, Gram-negative, anaerobic, and intracellular pathogens.
- Potential for increased therapeutic efficacy due to favorable distribution in body fluids.