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how long does marijuana stay in saliva

A 37-year-old member asked:
Dr. Michael Parr
56 years experience Addiction Medicine
Marijuana toxicolgy: In regular users it can be present up to 6 weeks. Quantitative testing will show decreasing concentrations.
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A 16-year-old female asked:
Dr. Paul Williams
35 years experience Family Medicine
THC saliva tests: Detection time can be up to 72 hours - possibly longer with chronic use-30day. Any positive tests will be confirmed with a much more specific test lo ... Read More
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A 19-year-old male asked:
Dr. Oscar Novick
58 years experience Pediatrics
Marijuana: Marijuana lasts about twelve hours in saliva but much longer in urine
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A 38-year-old female asked:
Dr. Randy Baker
40 years experience Holistic Medicine
Up to 3 days: Saliva testing detects relatively recent use and may remain positive for up to 3 days after last use. More commonly used urine tests can stay positive ... Read More
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A 41-year-old member asked:
Dr. Donald Jacobson
A Verified Doctor answered
A US doctor answered Learn more
12-24 hours: Marijuana is detectable in the saliva test only for about 12 to 24 hrs. It can be detected in the urine much longer and up to 90 days in a hair follic ... Read More
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A member asked:
Dr. Pamela Pappas
42 years experience Psychiatry
Saliva: 1-10 days: With a single use of marijuana, thc can be detected in saliva for 1-10 days. Hair can last longest lasting of all: up to 90-120 days. Urine is the ... Read More
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A female asked:
Dr. Robert Grindstaff
38 years experience Addiction Medicine
Questionable: it depends on how much you have been smoking. Saliva tests are reasonably new the standard is urine and it may take 4 to 6 weeks to clear ant the onl ... Read More
A member asked:
Dr. Gurmukh Singh
49 years experience Pathology
See below: It is urine that is usually tested for marijuana use and it can be positive for more than a month in a heavy user.
A member asked:
Dr. Christine Musello
28 years experience Clinical Psychology
Depends: You are asking doctors how to beat a drug test!I would think you may not get much help here.Often, employers drug test hires because the job they are ... Read More
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A member asked:
Dr. Jennifer Giltnane
13 years experience Pathology
Weeks to months: Thc is stored in body fat and slowly metabolized, so it builds up in the body with increased use. I'm not familiar with mouth swab testing, however fo ... Read More
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