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Doctor insights on: How Long Does Vyvanse Stay In System

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Dr. Thomas Josa Dr. Josa
Internal Medicine - Allergy & Immunology
35 years in practice
University of Copenhagen Faculty of Medicine
1

Vyvanse (Definition)

Lisdexamfetamine is a medication to treat ...Read more


Dr. Glen Elliott Dr. Elliott
Pediatrics - Psychiatry
39 years in practice
Stanford University School of Medicine
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How long will a Vyvanse (lisdexamfetamine) stay in your system?

Over 24 hours: Vyvanse (lisdexamfetamine) is the longest acting oral stimulant; at high enough doses, amphetamine can be detected the next day, although at fairly low concentrations. Still, like with other stimulants, it seems to be effective only on days taken. There is not evidence of which I'm aware that it accumulates over time--though it might at the highest doses.

Dr. Edward Kuhnley Dr. Kuhnley
Pediatrics - Psychiatry
41 years in practice
University of Virginia School of Medicine
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How long will one 70 mg Vyvanse (lisdexamfetamine) stay 8n my system?

How long will one 70 mg Vyvanse (lisdexamfetamine) stay 8n my system?

Vyvanse (lisdexamfetamine) exerts: Therapeutic effect for 10-14 hours. The active ingredient is Dextroamphetamine which is metabolized and eliminated within 24 hours.

Dr. Alvin Lin Dr. Lin
Internal Medicine - Geriatrics
26 years in practice
Wake Forest University School of Medicine
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How long does it take for by vyvanse (lisdexamfetamine) to get out of your system?

Half-life: Half-life is time required to drop current dose/level by 50%. We estimate it takes 5 half-lives to get something out of your body (~3.125%). Of course, this also depends upon your metabolism, health of liver & kidneys & other drugs. Check out http://www. Drugs. Com/pro/vyvanse.html which notes that lisdexamfetamine is a prodrug that's converted in body into active dextroamphetamine. 96% out in 120hr

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Dr. Johanna Fricke Dr. Fricke
Pediatrics - Developmental & Behavioral
46 years in practice
University of Alabama School of Medicine
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How long will a Vyvanse (lisdexamfetamine) stay in your system for if you only take one?

How long will a Vyvanse (lisdexamfetamine) stay in your system for if you only take one?

12-14 hours: Vyvanse (lisdexamfetamine) is dosed once a day, in the am. Because the lysine has to be cleaved from the mixed amphetamine salts, its onset of action is about 2 hours after taking it. Plan your dose according to the time of your first academic class or your work. On urine drug testing it shows up as amphetamine; student athletes have to show an empty prescription bottle to the coach.

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Dr. Lisa Rankin Dr. Rankin
ADHD & Autism
21 years in practice
University of Miami Miller School of Medicine
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How long does it take to get high doses of Vyvanse (lisdexamfetamine) completely of of your system?

How long does it take to get high doses of Vyvanse (lisdexamfetamine) completely of of your system?

Not too long: Generally most stimulant medications have been metabolized and are not producing much beneficial effect by 8 to 10 hours after they are taken. Metabolism of drugs vary and some patients lose the effect much earlier in the day and some have some residual effect that causes sleep issues. They do not have to build up in your system to produce effect and if you skip a dose you will not have benefit.

Dr. Bruce Jacobs Dr. Jacobs
Family Medicine
years in practice
University of Medicine and Dentistry of New Jersey - School of Osteopathic Medicine
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Dr. Elizabeth Finley-Belgrad Dr. Finley-Belgrad
Pediatrics - Psychiatry
30 years in practice
Pennsylvania State University College of Medicine
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If a person has taken three 70 mg Vyvanse (lisdexamfetamine) in three days how long would it take to get out of your system?

If a person has taken three 70 mg Vyvanse (lisdexamfetamine) in three days how long would it take to get out of your system?

Within 24hrs: The t1/2 or half life of vyvance-that is the length of time it takes 1/2 of the medication dose to get out of the body. This means the effect of the medication can be up to 14 hrs for some people. If you take the medicatio in the morning, you should have no more thatn a subclinical -or very small amount remaining in you body the next morning.

Dr. Gerardo Guerra Bonilla Dr. Guerra Bonilla
Family Medicine
8 years in practice
University of Monterrey Faculty of Medicine
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I took 40 mg of Vyvanse (lisdexamfetamine) for the first time yesterday, I haven't taken anymore of it. I'm 5'2 140 lbs How long will it take to get out of my system?

Half life: The half life of lisdexamfetamine (Vyvanse) is 1 hour. But the liver then converts it to dextroamphetamine, which has a half-life of 12 hours. Half-life is the amount of time required for the amount of something to fall to half its initial value.

Dr. Matthew Smith Dr. Smith
Psychiatry
36 years in practice
New York University School of Medicine
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How long would a 70 mg vyvanse (lisdexamfetamine) stay in your system if you took one one day and a half of one thr next if your 230 lbs but sweats easily?

Meaning: It depends on what you mean. The standard half-life of the active metabolite is about 10 hours, but there is individual variation. The weight and the sweating have little effect. But progessively smaller amounts will take additional half-lives. The clinical effect is commonly gone after 10 hours, or less.

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Dr. Prakash Ettigi Dr. Ettigi
Psychiatry
47 years in practice
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How long does vyvanse (lisdexamfetamine) last in system for urine test?

72 hrs: Vyvanse is (lisdexamfetamine dimesylate) is rapidly excreted through the kidneys. In a person with healthy kidneys 95 % will have been eliminated in 24 to 36 hrs. It will b slower in person with Kidney disease.

Dr. Sophie Duriez Dr. Duriez
Psychiatry
28 years in practice
University of Pierre and Marie Curie (Paris VI) U.F.R. Broussais-Hotel-Dieu
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Dr. John Chiu Dr. Chiu
Internal Medicine - Allergy & Immunology
53 years in practice
University of Vermont College of Medicine
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Think was given a vyvanse (lisdexamfetamine) instead of an allergy tablet. How long does it take to get it out of your system if you have never taken it before?

Think was given a vyvanse (lisdexamfetamine) instead of an allergy tablet. How long does it take to get it out of your system if you have never taken it before?

Not long: I would expect most of the drug to be out of the body after 24 hrs. As for whether one may still detect very minute traces of the drug after that period, it is hard to tell but certainly not more than a week at the maximum.

Dr. Sari Nabulsi Dr. Nabulsi
Pediatrics
years in practice
Faculty of Medicine, Jordan University of Science and Technology
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How long will a 60 mg of Vyvanse (lisdexamfetamine) stay in my system and how do I get rid of it so I can sleep?

How long will a 60 mg of Vyvanse (lisdexamfetamine) stay in my system and how do I get rid of it so I can sleep?

Vyvanse (lisdexamfetamine): Vyvanse (lisdexamfetamine) stays in your system for 8-12 hours. There are people sensitive to stimulats that make their sleep at night difficulty, even after the effects of vyvanse (lisdexamfetamine) goes away

Dr. Robert Killian Dr. Killian
General Practice
24 years in practice
University of Utah School of Medicine
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I'm female and I tooka Vyvanse (lisdexamfetamine) 70mg yesterday, I weigh about 135lbs. How long will it take to get out of my system for a mouth swab drug test?

I'm female and I tooka Vyvanse (lisdexamfetamine) 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.

Dr. Humberto Quintana Dr. Quintana
Psychiatry
40 years in practice
State University of New York Downstate Medical Center College of Medicine
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How much time will Vyvanse (lisdexamfetamine) stay in my friend's system?

Vyvanse (lisdexamfetamine): Sure Vyvanse (lisdexamfetamine) is 'extended release', or at least it takes longer to fully metabolize but it should be completely out of my system within 24 hours

Dr. Patrick Tapia Dr. Tapia
Psychiatry
9 years in practice
University of Alabama School of Medicine
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For what length of time will 30 mg of Vyvanse (lisdexamfetamine) stay in my system for?

UDS versus serum: If you are talking about a urine drug screen, it would classically last about one to three days. If you are talking about how long it would continue to exert a psychiatric effect then that would be about five to twelve hours depending on the individual. Stay safe!

Dr. Alan Ali Dr. Ali
Psychiatry
28 years in practice
University of Arkansas for Medical Sciences/UAMS College of Medicine
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I took a 70 mg Vyvanse (lisdexamfetamine) about 6 hours ago, I know they only stay in your system for 12-14 hours, but will I be able to stay up for 13 hours from now?

Vyvanse (lisdexamfetamine): Wondering why you would want or need to be up that long? . Your sleep and rest are as important for your attention & focusing as your overall health.

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Dr. Rudolf Brutoco Dr. Brutoco
Pediatrics - Psychiatry
40 years in practice
UCLA School of Medicine
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How do you test for Vyvanse (lisdexamfetamine) in your system?

How do you test for Vyvanse (lisdexamfetamine) in your system?

You don't, generally: Standard "drug tests" will detect recent vyvanse (lisdexamfetamine). It will show up as an amphetamine. Blood tests are not done, except perhaps for forensic reasons.

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Dr. Sara Buckley Dr. Buckley
Clinical Psychology
14 years in practice
Baylor College of Medicine
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I took a Vyvanse (lisdexamfetamine) 30 48 hours before a 5 panel drug screen do you think it's out if my system?

I took a Vyvanse (lisdexamfetamine) 30 48 hours before a 5 panel drug screen do you think it's out if my system?

Depends on how: Sensitive the drug screen is. More importantly, why did you take it? There are many consequences - legal, physical, employment - to taking medications that are not prescribed to you. If you're having trouble with substances, consider attending a 12-step meeting, possibly narcotics anonymous, to learn about abuse of drugs and addiction.

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