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Unapproved ways of ingesting Vyvanse, such as chewing, snorting or injecting it, may change your body's reaction to it.
As tolerance builds, more of the drug needs to be taken to achieve the same effect, which places you at risk for taking too much of it.
If you experience a period of depression or fatigue when you stop taking Vyvanse, this may put you at risk for taking too much of the medication to feel better.
Serotonin syndrome may be responsible for producing symptoms of Vyvanse overdose and presents itself within hours of taking a new medication or excessively increasing the dose of a medication.
It is possible that combining Vyvanse with certain antidepressants may increase your risk of serotonin syndrome.
Combining Vyvanse with other medications may affect the way Vyvanse is absorbed in the body, and it may increase the symptoms of one or both of the medications.
Drinking alcohol while taking Vyvanse may result in toxic ingested quantities of both.
Drinking alcohol while taking Vyvanse is risky as the respective, opposing stimulant and depressive qualities of each substance counter the perceived effects of each other, potentially resulting in toxic ingested quantities of both.
Using an amphetamine such as Vyvanse is becoming increasingly popular among those who abuse opiates like prescription painkillers and heroin.
When to get Help
Even though you may be prescribed Vyvanse to treat a diagnosed condition, you still may be at risk for overdose.
Vyvanse is not prescribed to treat anyone under the age of 6 so if you suspect a child under this age has taken this medication, call 911 right away.
If you or someone you know is experiencing any of the signs of Vyvanse overdose, call poison control at 1-877-222-1222 for guidance and advice for treatment.
You may need to call paramedics if you are unable to get to an emergency room.
Because of its stimulant properties, it is important to remain calm during a Vyvanse overdose to decrease the risk of rapid breathing and heart rate.
There is limited research for effective Vyvanse overdose treatments but emergency room treatments will focus on treating the overdose similar to the way they would treat an amphetamine overdose.
To lower the risk of seizure.
May be conducted to prevent more absorption of the drug, if the overdose occurred recently.
Receiving intravenous (IV) fluids.
Heart and lung monitoring.
Medication to reduce the chance of hypertensive emergency, such as:
Other antihypertensive medication.
May be necessary where hyperthermia presents itself during overdose.
Recovering from Vyvanse Overdose
Symptoms of withdrawal may present after a Vyvanse overdose.
These can include:
Intense craving for the drug.
Symptoms of depression or severe mood swings may also be common following overdose.
Because Vyvanse is a stimulant that can cause wakefulness and suppress appetite, stopping Vyvanse can lead to severe fatigue and an increase in appetite.
Successful recovery from a stimulant overdose should ideally serve as the impetus to seek treatment for substance abuse as well as any mental health treatment attention that may be warranted.
It is important to rest after an overdose as you may experience difficulty focusing or concentrating.
If you are concerned that you or a loved one is suffering from Vyvanse dependency, call
1-888-993-3112Who Answers? to speak with an experienced support professional about Vyvanse addiction treatment options.
Akingbola, O.A. & Singh, D. (2012). Dexmedetomidine to treat lisdexamfetamine overdose and serotonin toxidrome in a 6-year-old girl. American Journal of Critical Care, 21(6), 456-459.
Hejazi, N. (2012). Pediatric Focused Safety Review: Vyvanse. U.S. Food and Drug Administration retrieved from http://www.fda.gov/downloads/Advisory
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