The most common and most likely answer to this crossword clue is the 10 letter word MEDICATION
I've seen this crossword clue in The Guardian
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More clues leading to the result MEDICATION
- Charlie stops negotiating drugs course
- What Acas offers involves constant treatment
- Remedy for cold found in good offices
- Diplomatic activity involving consular leader’s treatment
- Negotiation about constant treatment regime
- Attempt to resolve dispute about Charlie’s treatment
- Intervention when cold is caught — this being taken?
- Good offices for the injection of cold drugs etc
- Drug intervention includes Cipro primarily
Buddy explains!

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 MEDICATION mean?
MEDICATION noun- A medicine, or all the medicines regularly taken by a patient.
- The administration of medicine.