The duration of the effect of 20mg of extended-release Adderall (Adderall XR) is usually between 8-12 hours. However, this is not a hard and fast rule and the actual duration may vary depending on factors such as the individual’s metabolism, age, dose, and tolerance level. Additionally, other medications may also affect the duration of the effects.

How long does 20mg of Adderall extended last?

The average half-life of Adderall (extended release) is around 10-12 hours, but this can vary depending on individual physiology and other factors. Generally speaking, 20mg of Adderall extended release will last for 10-12 hours. However, it is important to note that Adderall may last longer in some individuals, while in others it may last for a shorter period of time.

How long does it take for Adderall 20mg XR to wear off?

Adderall XR (extended-release) capsules typically last for about 8-10 hours. However, this can vary depending on the individual, their metabolism, and the dosage taken. After the effects of the medication have worn off, it is important to get adequate rest and hydration to restore energy levels.