Negative Aspects of Antibiotics

1
Negative Aspects of Antibiotics

• Dario Shorty
• ENG 105
• 07 December, 2004

2
Antimicrobial Resistance

• Naturally Occurring.
• Antibiotic use--selects for resistance.
• Is transferable to other bacteria-multi
  resistances as well.
• Antibiotics at hand are not being renewed.

3
Antibiotic Use

• Introduced 50 yrs ago.
• Microbial resistance soon followed, however, the
  conditions were more favorable.
• Roughly half used in agriculture.
• Antibacterial fad 1987 20 products
• 2001 700 products (Evolving).

4
Evidence

• Nosocomial (hospital acquired) Staphylococcus.
  aureus (MRSA), Vancomycin.
• Commensal (Community-normal colonizing)
  BacteriaAgricultural affects.
• Pool of Resistance, pool of determinates.
• Interaction

5
Antibiotics and Bacteria

• Discovery Coincides w/ Bacteria.
• Effective on Pathogenic Bacteria
• Extensive Use Patient, Clinician, U.S.
  Agricultural use.
• Use Therapeutic.
• Abuse Non-Therapeutic.