Strattera (Atomoxetine) Detox: Side Effects And Timeline

Medically Reviewed by Johnelle Smith, M.D.

Updated on March 19, 2026

Strattera (atomoxetine) is a nonstimulant ADHD medication. Detox may be recommended for people who misuse Strattera alone or in combination with other drugs, such as prescription stimulants or illicit stimulants like cocaine.

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Strattera (atomoxetine) is a non-stimulant medication that doctors prescribe to treat ADHD. Unlike stimulant ADHD medications, Strattera is not considered habit-forming and typically doesn’t cause physical dependence or withdrawal symptoms when people stop taking it.

However, doctors still recommend against stopping Strattera suddenly without medical supervision, as this can cause uncomfortable side effects. While Strattera abuse is uncommon, some people do misuse this medication, especially when combining it with other drugs or alcohol. In cases where Strattera has been misused alongside other substances, a supervised detox program may be necessary to address any complications.

Learn more about detoxing from antidepressants

Risks Of Strattera Detox

Strattera is not a stimulant. It is not habit-forming and is not known to be a common drug of misuse. However, it should not be stopped without first consulting your doctor.

Strattera is classified as a selective norepinephrine reuptake inhibitor (NRI). Unlike SNRIs such as Effexor or Cymbalta, it does not affect serotonin, only norepinephrine, which helps regulate mood, attention, and impulse control.

Unlike stimulant medications like Vyvanse or Adderall (amphetamine), Strattera does not affect dopamine. Because of this, discontinuing Strattera does not cause a crash.

Strattera carries an FDA warning regarding cardiovascular effects, including increased heart rate and blood pressure. While stopping Strattera doesn’t typically cause dangerous cardiovascular withdrawal, people with pre-existing heart conditions should consult their physician before discontinuing.

ADHD Rebound

When Strattera is stopped, ADHD symptoms that were being managed by the medication may return. Sometimes, they can be more intense than before treatment began.

This rebound effect is not the same as withdrawal. Instead, it reflects the return of the underlying condition rather than a physiological reaction to drug cessation. If rebound symptoms are significant, a prescribing physician can discuss alternative ADHD treatments or a more gradual dose reduction.

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Do I Need To Detox From Strattera?

Strattera does not cause physical dependence or withdrawal when taken by itself as directed by a doctor. Withdrawal may occur if you abuse Strattera with other drugs.

You may need to detox if you:

  • have a history of Strattera misuse
  • misuse Strattera in combination with other drugs
  • have a recent history of drug or alcohol use disorder

If you’re unsure whether you need detox, it’s important to speak with a healthcare provider who can evaluate your specific situation. They can assess your medication use patterns, any other substances you’ve been taking, and your overall health to determine the safest way to stop taking Strattera. Even if formal detox isn’t necessary, medical supervision can help prevent uncomfortable side effects and ensure a smooth transition off the medication.

What Are The Symptoms Of Strattera Withdrawal?

Strattera is not known to cause withdrawal when taken and stopped alone.

If you are addicted to another type of drug, however, this could result in withdrawal symptoms if you detox from all drugs at once.

Common symptoms of drug withdrawal include:

  • sweating
  • tremors
  • headache
  • anxiety
  • insomnia
  • physical discomfort
  • drug cravings
  • fatigue
  • depression
  • disorientation

Alcohol withdrawal and benzodiazepine withdrawal (e.g., Xanax detox) can be very dangerous. If you are experiencing a substance use disorder, seek medical advice before stopping any type of drug all at once.

Timeline For Strattera Detox

Strattera is not a type of drug that requires weaning, nor does it cause symptoms of withdrawal when use of the drug is stopped.

That being said, people stopping Strattera to switch to a stimulant ADHD medication should work closely with their prescribing physician to manage the transition.

Strattera takes several weeks to leave the system fully, and stimulants act immediately, so timing the switch requires medical guidance to avoid a period of inadequate symptom management or unintended drug interactions.

For other types of drug use or alcohol use disorder, detox may last anywhere from three to 10 days, depending on the type of drug, severity of dependence, and other factors.

Strattera Detox FAQs

Find answers to frequently asked questions about Strattera detox, withdrawal, and treatment for Strattera abuse.

Weaning off atomoxetine, or tapering doses, is not typically necessary. However, it’s best to talk to a doctor about stopping this drug before making any adjustments to your medication usage.

Atomoxetine (Strattera) has a half-life of about five hours. It can take several half-lives for a drug to be fully eliminated from your system.

However, a small percentage of people are “poor metabolizers” of atomoxetine, meaning their bodies process it more slowly.

In these individuals, the half-life can extend to approximately 21 hours, significantly lengthening the time the drug remains in the system.

Factors such as age, metabolism, body composition, and the use of other substances (including alcohol) may affect how long it takes for Strattera to leave your system.

Read more about how long drugs stay in your system

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