Streptomycin

Streptomycin is an antibiotic discovered in fungi from the Streptomyces family, effective against bacteria not affected by penicillin but more toxic to humans. Waksman introduced the term "antibiotic".
 Selman Abraham Waksman United States 1940 Streptomycin

Streptomycin is an antibiotic discovered in fungi from the Streptomyces family, effective against bacteria not affected by penicillin but more toxic to humans. Waksman introduced the term "antibiotic".