How Long Does Adderal XR Last (And Why)?

How Long Does Adderal XR Last (And Why)?

Exact Answer: 12 hours (Approximately)

Adderal XR is a central nervous system stimulant. It affects the chemicals in the brain and nerves responsible for hyperactivity and impulse control. Adderal is a drug that itself contains two drugs, which are amphetamine and dextroamphetamine. It is a stimulant and medically prescribed.

Adderal is a prescribed drug by Doctors. It is for people undergoing the treatment of ADHD that is attention deficit hyperactivity disorder and narcolepsy. ADHD treatment involves Adderal XR ( the only FDA used for treating ADHD) because it improves attention and focus and controls impulse.

Adderal is available in two types. The first is the oral tablets, and the second is Adderal XR, an extended-release oral capsule. Adderal XR is one of the types of Adderal and shows immediate effects.

How Long Does Adderal XR Last?

Adderal XR lasts for about twelve hours after the intake. It is an extended-release oral capsule of Adderal. Adderal XR is a part of the treatment of ADHD, also sometimes in the treatment of ODD, which is the oppositional defiant disorder. However, consumption of the drug without a doctor’s advice or prescription could be dangerous for health.

Adderal XR is not the only treatment for ADHD but helps the person improve attention and nerve impulse behavior. Adderal XR one dose is equivalent to two dosages of the first type of Adderal, immediate-release Adderal. It is an addictive drug and can become a habit.

A person can have Adderal XR with or without food. It is taken in the morning and avoided taking in the afternoon due to insomnia. A person taking Adderal XR needs to undergo continuous check-ups at the doctor. The check-up is for the doctor to understand the effects and the side effects of the drug.

Different tests are there to detect the presence of Adderal in our body. Different tests are blood tests, saliva tests, urine tests, and hair tests. Different tests can detect Adderal XR in our body for different time intervals.

Urine testsup to 3 days
Blood testabout 24 hours
Salive testsup to 48 hours
Hair tests for about a month

Why Does Adderal XR Last So Long?

The fundamental difference between Adderal and Adderal XR is that Adderal is an immediate-release drug, whereas Adderal XR is an extended-release oral capsule. Adderal XR lasts longer than Adderal. Adderal XR needs around seven hours to reach its maximum in the blood.

The active ingredients in Adderal XR are released slowly. The active ingredients are d-amphetamine and I amphetamine. The initial starting dosage of Adderal XR is 20 mg once a day. However, the dosage can be increased or decreased as per the doctor’s recommendation. Recreational use of Adderal XR is prohibited as it can have various side effects.

Adderal XR has many side effects. The various side effects are dry mouth, headache, constipation, anxiety, dizziness, nausea, stomach pain, weight loss, etc. It can also lead to some significant side effects. The effects are depression, high blood pressure, heart attack, etc. It can also lead to hallucination, irritability, severe allergic reaction, and rhabdomyolysis ( muscle breakdown).

Adderal XR is safe to use for the long term if medically recommended. High doses decrease the amount of chemical messenger named dopamine in the brain. It can lead to many physical and psychological dependence. Long-term use can lead to insomnia, fatigue, heart damage, etc.

The withdrawal of Adderal XR suddenly after high and long-term uses can have some health effects. Withdrawal symptoms can last for around twenty-four hours. The withdrawal of drugs should happen gradually.


Adderal XR is a stimulant drug and used for the treatment of ADHD and ODD. It activates the brain and improves impulse behavior. Adderal XR lasts in our body for about twelve hours. The Adderal XR is for medical purposes and not for recreational purposes. The high use of the drug may lead to health issues also its sudden withdrawal may also have some health issues.


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Hi! I'm Nidhi.

Here at the EHL, it's all about delicious, easy recipes for casual entertaining. So come and join me at the beach, relax and enjoy the food.

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