Well bacteria (which cause sickness) have developed a resistance to medication since people use it a lot.
An antibiotic might not work because the symptoms are attributed to a virus rather than a bacterium. Antibiotics do not work against viruses.
Biofilms are generally thousands of times less sensitive to antibiotics than planktonic bacteria.
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Less than 20%
Operations for stomach ulcers are now cured by antibiotics instead. Radical mastectomy turns out to be no more effective than breast-sparing surgery.
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Antibiotics trigger a protective response by bacteria to form biofilms. Bacteria within a biofilm are thousands of times less susceptible to antibiotics than planktonic bacteria
No, the patch is less effective than the shot.
In mathematics.
nothing less than effective
Unfortunately, antibiotics are less effective today than they once were. Over the years, many bacteria have become resistant to antibiotic. Antibiotic resistance results when some bacteria are able to survive in the presence of an antibiotic. CREDITS FROM: NORTH CAROLINE 8TH GRADE PRENTICE HALL SCIENCE EXPLORER
Today seed drills are more effective because they are much faster and precise than they use to be. They also don't waste seed.