This is the 428th most frequent Serbian word.
др
"Др" is the Serbian abbreviation for "Dr." (Doctor).
Here, 'др' stands for 'доктор', used as a title for a medical or academic professional.
Данас имам заказан састанак код др Петровића.
Today I have an appointment with Dr. Petrović.
In this variety of use, 'др' could signify a doctor across brands or entities, potentially in an abbreviated form.
Приметио сам да је на паковању лека наведен произвођач као 'др и др'.
I noticed that on the medication packaging, the manufacturer was listed as 'Dr and Dr'.
In this context, 'др' is potentially part of an abbreviation for 'државна', meaning 'state-owned' or 'government'. This might be found in official labels.