Wiktionary
oleandomycin
n. (context medicine English) A macrolide antibiotic produced by ''Streptomyces antibioticus''
Wikipedia
Oleandomycin
Oleandomycin is a macrolide antibiotic. It is synthesized from strains of Streptomyces antibioticus. It is weaker than erythromycin.
It used to be sold under the brand name Sigmamycine, combined with tetracycline, and made by the company Rosa-Phytopharma in France.