セフェム系けい抗こう生せい物ぶっ質しつ

Meanings

1

noun

cephem antibiotic

medicine

Medical term for a class of β-lactam antibiotics that includes cephalosporins and cephamycins.

thing, object, matter

質substance, quality, matter

セファロスポリン
A major subgroup of cephem antibiotics; セフェム系抗生物質 is the broader class.
ペニシリン系けい抗こう生せい物ぶっ質しつ
Another β-lactam class; differs in chemical structure and spectrum.

From セフェム (cephem, a portmanteau of cephalosporin and cephamycin) + 系 (system/class) + 抗生物質 (antibiotic).