How Long After Vyvanse Can I Take Adderall (And Why)?

Exact Answer: 14 hours

Vyvanse is a medicine that is used to treat hyperactivity, more specifically used to treat, attention deficit hyperactivity disorder for people that are above the age of five and for adults that have a binge eating disorder. Adderall is a combination drug that also treats attention deficit hyperactivity disorder. It is also given for athletes to enhance their performance. Adderall can be given to people that are of 3 years and older. Both these drugs tend to bring in bodily and mental changes and are not advised to be taken together as they might cause severe reactions. Therefore, proper care must be taken to study when they can be taken.

How Long After Vyvanse Can I Take Adderall

How Long After Vyvanse Can I Take Adderall?

Both these drugs have different ways of intake even if both are given to treat attention deficit hyperactivity disorder.

The power of immediate-release Adderall lasts up to three to four hours a day and you are asked to take these 3 to 4 times a day. Another form of intake in Adderall is an extended-release capsule whose effect lasts for up to half a day. This capsule is filled with beads. Half of the beads work right away and the other half takes some time to work, which explains the time period of 12 hours.

Vyvanse on the other hand has only one form of intake. It works as a delayed-release capsule and the patients are advised to take it every morning. The medicine is inactive when it enters your body but slowly turns to an active form and lasts for a period of 14 hours. Both the drugs are said to be controlled substances, drugs whose possession, is regulated by the government and can become an addiction if it is used for a long time. Vyvanse is said to be a little less abused than the other. The body breaks down Vyvanse before it starts to work. Adderall can be used to get a sense of euphoria or “high” while that cannot be achieved with Vyvanse.

MedicineEffect lasts for
VyvanseLasts up to 14 hours
Adderall10 to 12 hours

Why Should You Wait for So Long to Take Adderall After Vyvanse?

Vyvanse and Adderall, though taken to treat the same disorder, they are completely different. They do different things in your body in the healing process and have different side effects. You shouldn’t take any two stimulants together, let alone Vyvanse and Adderall. When stimulants combine, it usually increases the risk of side effects. It will cause extreme reactions such as intense mood swings, anxiety, or severe insomnia.

It is also important to just stick to the dosage your doctor has given you. The recommended dosage for Adderall is 2.5 to 60 mg a day and the recommended usage for Vyvanse is 20 to 30 mg, which is taken in the mornings. The doctor might decide to increase them in weekly intervals. For treating binge eating, the recommended dosage is about 50 to 70 mg a day. The reason you have to stick to the allowed dosage is that stopping the intake after having them in routine, in excess, might cause depression in some adults.

It is also important to not mix caffeine such as coffee, tea, or chocolate while taking Vyvanse as caffeine worsens your side effects. Both these drugs cause adverse effects if taken with alcohol, therefore you are advised to stay away from it when these medicines are in effect. Although some studies say that there were no interactions between Adderall and Vyvanse, it does not mean that it is completely interaction-free. You must always consult your doctor before deciding to take them together.


There is still no research to prove which medicine is used to treat attention deficit hyperactivity disorder better than the other. Both Vyvanse and Adderall have the same drug interactions and you are advised to stay away from drugs that do not go with these medicines. i.e Certain types of antidepressants. Mixing these medicines might shoot up a person’s blood pressure that might lead to adversity. Both these medicines are among the first recommendations from the doctors to treat ADHD and they both tend to show long-term positive effects on those that consume them.


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