Precautions

Drug information provided by: Micromedex

It is very important that your doctor check you or your child's progress at regular visits to make sure that your dose is right and that the medicine is helping you. Your doctor will need to check your or your child's blood, heart, and blood pressure for any problems or unwanted effects that may be caused by this medicine.

You should not use this medicine if you or your child have used an MAO inhibitor (MAOI) such as Eldepryl®, Marplan®, Nardil®, or Parnate® within the past 14 days.

Tell your doctor about all the medicines you or your child take or plan to take, including prescription and nonprescription (over-the-counter) medicines, dietary supplements, herbal remedies, or medicines for appetite control, asthma, colds, cough, hay fever, and sinus problems.

This medicine may cause serious heart or blood vessel problems. This may be more likely in patients who have a family history of heart disease. Check with your doctor right away if you or your child have chest pain, shortness of breath, or fainting while taking this medicine.

This medicine may cause some people to feel a false sense of well-being or to become dizzy, lightheaded, or less alert than they are normally. Make sure you know how you react to this medicine before you drive, use machines, or do anything else that could be dangerous until you know how this medicine affects you.

Check with your doctor immediately if blurred vision, difficulty in reading, or any other change in vision occurs during or after treatment. Your doctor may want you or your child to have your eyes checked by an ophthalmologist (eye doctor).

Tell your doctor right away if you or your family notices any unusual changes in behavior, such as an increase in aggression, hostility, agitation, irritability, or suicidal thinking or behaviors. Also tell your doctor if you or your child have hallucinations or any unusual thoughts, especially if they are new or getting worse quickly.

If you or your child have been using this medicine for a long time and you think you may have become mentally or physically dependent on it, check with your doctor. Some signs that you may be dependent on dextroamphetamine are:

  • A strong desire or need to continue taking the medicine.
  • A need to increase the dose to receive the effects of the medicine.
  • Withdrawal effects (for example, mental depression, nausea or vomiting, stomach cramps or pain, trembling, unusual tiredness or weakness) that occur after the medicine is stopped.

This medicine may cause slow growth in children. If your child is using this medicine, the doctor will need to keep track of your child's height and weight to make sure that your child is growing properly.

This medicine may cause a condition called Raynaud phenomenon. Check with your doctor right away if you have tingling or pain in the fingers or toes when exposed to cold, paleness or a cold feeling in the fingertips and toes, or a skin color change in your fingers.

If you or your child will be taking this medicine in large doses for a long time, do not stop taking it without first checking with your doctor. Your doctor may want you or your child to gradually reduce the amount you are taking before stopping it completely.

Before you have any medical tests, tell the medical doctor in charge that you or your child are taking this medicine. The results of some tests may be affected by this medicine.