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how long to get tobacco out of your system

A 57-year-old male asked:
Dr. Neil Kudler
29 years experience Internal Medicine
About a day: Nicotine lasts for something north of two hours, but there are breakdown products that can still be measured in blood and urine for about a day. Howev ... Read More
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A 41-year-old member asked:
Dr. Gutti Rao
Dr. Gutti Rao answered
45 years experience Hospital-based practice
Nicotine: Nicotine metabolizes quickly in the body. Usually within 8 hours, also it depends on the amount someone smokes. The effects of smoking like if someone ... Read More
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Dr. Mark Rasak
32 years experience Cardiology
Nicotine effects: Phsyical nicotine withdrawl is complete usually 72 hrs or so from stopping. But blood tests can still detect evidence of smoking 7 to 10 days later. U ... Read More
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A 33-year-old member asked:
Dr. Alan Wartenberg
A Verified Doctor answered
A US doctor answered Learn more
2-3 days: Nicotine is a short-acting drug, and is usually metabolized into cotinine which lasts for up to 72 hours. If you give it one week, your test should b ... Read More
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A 23-year-old male asked:
Dr. Klaus d Lessnau
35 years experience Pulmonary Critical Care
One month: Usually one month if done by urine or blood testing which are the most common ones. With hair sample it may be many months.
A male asked:
Dr. Lewis Hassell
38 years experience Pathology
Drug metabolism: The same drug levels obtained via smokeless or smoking would be metabolized by the body at a similar rate. Differences in absorption and thus dosage m ... Read More
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A 24-year-old member asked:
Dr. Pavel Conovalciuc
22 years experience Family Medicine
It varies: While different people have different "affinity" to tobacco, it may take only 1 time for someone to get addicted, whereas others never develop a true ... Read More
A 31-year-old member asked:
Dr. Wayne Ingram
Specializes in Obstetrics and Gynecology
Very quickly: Because smokeless tobacco is held between the cheek and gum it is absorbed very quickly into the blood stream in very high concentrations. It is the d ... Read More
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A 44-year-old member asked:
Dr. Carlos Encarnacion
34 years experience Medical Oncology
Good question: But the problem is nobody can answer for sure. I guess it would require exposure for a few years but remember that cancer is seldom a one hit deal, a ... Read More
A 42-year-old member asked:
Dr. Ed Friedlander
43 years experience Pathology
It's the tobacco: The products of combustion include chemicals that wreck havoc on the genes. After 15 pack-years, your risk is much higher than other folks and doesn't ... Read More
A 33-year-old member asked:
Dr. Michael Benjamin
22 years experience Hematology and Oncology
Don't find out: You are referring to "gingival recession." here's some info from nci: http://dccps.Nci.Nih.Gov/tcrb/less_effects.Html the thought behind the questi ... Read More
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