This is the 13116th most frequent Russian word.
медикаментов
Medications.
In this sentence, 'медикаментов' is used in the genitive plural form to indicate the abundance of medications.
В аптеке много различных медикаментов.
There are many different medications in the pharmacy.
Here, 'медикаментов' is also in the genitive plural form, but it is used to describe the strict regulation context of medications.
Использование медикаментов должно быть строго под контролем врача.
The use of medications should be strictly under a doctor's supervision.
In this example, 'медикаментов' is used in the genitive plural form to denote the specific type of products sold by the pharmacy.