answersLogoWhite

0

Usually 12 hours. But in some cases up to 78 hours if you're not healthy enough to produce new cells quickly.

User Avatar

Wiki User

11y ago

Still curious? Ask our experts.

Chat with our AI personalities

MaxineMaxine
I respect you enough to keep it real.
Chat with Maxine
FranFran
I've made my fair share of mistakes, and if I can help you avoid a few, I'd sure like to try.
Chat with Fran
EzraEzra
Faith is not about having all the answers, but learning to ask the right questions.
Chat with Ezra
More answers

A mouth swab drug test can detect marijuana use within the past 1 to 24 hours, depending on the sensitivity of the test. However, traces of marijuana can sometimes be detected in saliva for up to 72 hours after use in heavy or chronic users.

User Avatar

AnswerBot

12mo ago
User Avatar

Add your answer:

Earn +20 pts
Q: How long can a mouth swab drug test detect marijuana?
Write your answer...
Submit
Still have questions?
magnify glass
imp