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n. An antibiotic obtained from a strain of the actinomycete Streptomyces erythreus, effective against many gram-positive bacteria and some gram-negative bacteria.

n. Any of a class of macrolide antibiotics produced by an actinomycete of the genus Streptomyces

n. an antibiotic (trade name Erythrocin or E-Mycin or Ethril or Ilosone or Pediamycin) obtained from the actinomycete Streptomyces erythreus; effective against many Gram-positive bacteria and some Gram-negative

"For this reason many doctors now routinely prescribe certain antibiotics, namely erythromycin or penicillin, for any woman who gets pregnant and has a history of repeated miscarriage."

antibiotic drug    antibiotic   

neomycin    streptomycin    chloramphenicol    mangostin    fluconazole