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Doctor insights on: How Long Will Vyvanse Show Up On A Drug Test

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Dr. Ward Dean
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Vyvanse (Definition)

Vyvanse, or lisdexamfetamine, is a category ii controlled substance used to treat symptoms of adhd by acting as a central nervous system long-acting stimulant. It works by enhancing the levels of Dopamine and norepinephrine in the brain to help with attention. Vyvanse is in the same class as Adderall (vs. Ritalin-based stimulants). All stimulants have a ...Read more


Dr. Ward Dean
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How long do you need to stop Vyvanse before a drug test?

How long do you need to stop Vyvanse before a drug test?

depends : Vyvanse excretion in urine will depend on the ph of your urine but by three days should probably not show up. If it does it will show up under the category amphetamine. Because it is a prescribed drug any concern about being positive can easily be handled by providing the screening entity with a copy of the rx bottle that will have all the appropriate identifying demographics on it. ...Read more

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Was mistake took 40mg Vyvanse when getting my med & son's med. Swear mistake, how long till out of blood have drug test soon ?

Was mistake took 40mg Vyvanse when getting my med & son's med.  Swear mistake, how long till out of blood have drug test soon ?

Between 1 and 3 days: This amphetamine is metabolized quite quickly, possibly as fast as 6 hours. By products may be detectable but unlikely beyond 3 days ...Read more

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I took 60mg of Vyvanse at 12am, and 10mg of Adderall 15 hrs later. How long until i can pass drug test?

I took 60mg of Vyvanse at 12am, and 10mg of Adderall 15 hrs later. How long until i can pass drug test?

Pharmacology: Vyvanse has a half-life of approx. 12 hours and it takes 4 half lives for the drug to be eliminated from the body. Vyvanse can stay in your system for approx.. 48 hours if not reintroduced to the body. ...Read more

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Dr. Ward Dean
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Can Vyvanse make a marijuana specific drug test show positive?

No: Vyvanse is metabolized to dexto-amphetamine and l-lysine. It may show positive for amphetamine/ methamphetamine on a drug test but it will not test positive for thc (marijuana). ...Read more

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Im female and i tooka Vyvanse 70mg yesterday, i weigh about 135lbs. How long will it take to get out of my system for a mouth swab drug test?

Real Doctors: The physicians here have a fairly unified voice when it comes to drugs, drug testing, and addiction. We are not in any way interested in helping anyone scam a drug test. We want our patients to find sobriety and the serenity recovery brings. We wish you the best, but if you are using drugs illicitly then our advise here is to get help and to do the daily work it takes to get and stay sober. ...Read more

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Can a blood drug test determine how much of my.kolonopin and Vyvanse I've taken all month long or is there a.detection period? Why not do a urine test

Can a blood drug test determine how much of my.kolonopin and Vyvanse I've taken all month long or is there a.detection period? Why not do a urine test

Yes: If you are taking your medicine on a consistent basis, a Steady State Serum or Blood test should provide a pretty good indication of your adherence to directions. Urine Drug testing only gives a qualitative indication of your medication taking history-in other words-yes you are taking or no you're not taking it. The blood level is an instant snapshot of your blood level so it is difficult to fool. ...Read more

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Dr. Evan Altman
492 doctors shared insights

Urine Drug Screen (Definition)

A urine drug screen is a way to test urine to evaluate possibly use of steroids or various drugs it can test for components of certain chemicals and is very sensitive even for certain meds or drugs which may have been used ...Read more


Dr. James Burns
457 doctors shared insights

Drug Testing (Definition)

It is the process of examining body fluids or tissue for evidence of chemicals taken or not taken. It does not diagnose addiction however this a ...Read more


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