This is the 2854th most frequent Russian word.
антибиотиков
The Russian word "антибиотиков" means "antibiotics" in English.
Here, 'антибиотиков' is in the genitive plural case, indicating 'of antibiotics,' often seen when describing quantity or prescription.
Доктор рекомендовал мне курс антибиотиков.
The doctor recommended me a course of antibiotics.
In this sentence, 'антибиотиков' is in the genitive plural case, used with the comparative 'больше' to express increased quantity.
Из-за сильной инфекции мне пришлось принимать больше антибиотиков.
Due to a severe infection, I had to take more antibiotics.
Here, 'антибиотиков' again is in the genitive plural case since it describes possession or relation to the prescription and correct usage of antibiotics.