How long does heroin keep's in blood?!
Question:
How long does heroin keep's in blood?
Does anyone knows how long does heroin keeps in blood when has been taken by sniff?
Answers:
Usually itt can be detected in the blood from 48 to 72 hours after snorting but this also depends on how much you snort and how regular a user you are. However, if they surprise you with a hair test instead, your goose is cooked.