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What was the first effective antibacterial agent prepared by Paul Ehrlich?

Options

  1. ASulphanilamide
  2. BProntosil
  3. CSalvarsan
  4. DArsphenamine

Correct answer

B. Prontosil

Step-by-step solution

In 1932, Paul Ehrlich succeeded in preparing the first effective antibacterial agent, prontosil.

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