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Compare Adderall vs. Azstarys

Head-to-head comparisons of medication uses, side effects, warnings, and more.

Key takeaways

Adderall (dextroamphetamine/amphetamine salts) and Azstarys (serdexmethylphenidate/dexmethylphenidate) are both stimulant medications used to treat Attention Deficit Hyperactivity Disorder (ADHD), but they have some key differences. Adderall is available in immediate-release (IR) and extended-release (XR) forms, while Azstarys combines an immediate-release stimulant with an extended-release stimulant in one medication. This means Azstarys starts working faster, within 30 minutes, and lasts up to 13 hours, whereas Adderall IR starts working within an hour and lasts 4 to 6 hours, and Adderall XR lasts all day. Adderall is available as a lower-cost generic, but Azstarys is only available as a brand-name medication. Both medications have similar side effects, such as trouble sleeping and loss of appetite, and both carry risks of misuse and dependence. However, Adderall is also used to treat narcolepsy, while Azstarys is only approved for ADHD.

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