The first commercially available antibacterial antibiotic was......

Options :
  1. Ampicillin
  2. Strptomycin
  3. Prontosil
  4. Penicillin
Answer and Explanation :-

Answer: Option 3

Explanation:

Prontosil, the first commercially available antibacterial antibiotic (with a relatively broad effect against Gram-positive cocci but not against enterobacteria), was developed in the 1930s by a research team at the Bayer Laboratories of the IG Farben conglomerate in Germany. The discovery and development of this first sulfonamide drug opened a new era in medicine.

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