rifamycins
/ˌrɪfəˈmaɪsɪnz/
noun
- Plural form of rifamycin; multiple types or doses of the antibiotic rifamycin.
- Different rifamycins work against different strains of bacteria.
- The pharmacist explained that some rifamycins are taken orally while others are given by injection.
- The laboratory tested several rifamycins to find the most effective one.