The most common and most likely answer to this crossword clue is the 5 letter word DOSES
D
O
S
E
S
More clues leading to the result DOSES
- Sleep after swallowing tablet and lots of medicine?
- Females swallowing small amounts of drugs
- Sleeps half-heartedly with bouts of illness
- Acts involving singular measures
- Finishes eating second portions
- Starts to dispute Oslo staging European superheavyweight bouts
- Measures of energy in sleep
- Measures bit of salt eaten by deer
- Starts to dole out sedative, easing sickness
- Bad things administered in small quantities
Buddy explains!

The straight part
We know that "measures" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case measures = doses.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.