The most common and most likely answer to this crossword clue is the 9 letter word OINTMENTS
O
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The straight part
We know that "medicines" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case medicines = ointments.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does OINTMENTS mean?
OINTMENTS noun- A viscous preparation of oils and/or fats, usually containing medication, used as a treatment or as an emollient.
- A substance used to anoint, as in religious rituals.