Some Adderall XR warnings and precautions relate to potential drug interactions and the possibility of sudden death, strokes, and heart attacks, among other things. Prior to taking Adderall XR, be sure to talk to your healthcare provider about any health conditions you may have, such as heart problems, high blood pressure, or any allergies. You should not take Adderall XR if you have a heart condition or an overactive thyroid.
Any allergies, including allergies to food, dyes, or preservatives.
Also, let your healthcare provider know if you are:
Pregnant or thinking of becoming pregnant
Breastfeeding.
It's also important to tell your healthcare provider about all of the medicines you take, including prescription and non-prescription medicines, antacids, vitamins, and herbal supplements.