Drug information provided by: Micromedex

While taking this medicine,it is important that you or your child maintain a diet with restricted amounts of tyrosine and phenylalanine A nutritionist may be able to help you with the special diet needed to treat you. A nutritionist that has special training with children may help with a diet for your child.

Call your doctor right away for any redness, swelling, or burning of your or your child's eyes, an unusual rash, bleeding, or if your or your child's skin is yellow.

It is very important that the doctor check you or your child at regular visits to see how the medicine is working and increase the dose if needed. The doctor may test your your child's blood often.

A special examination of your or your child's eyes should be done before this medicine is started.

Wearing sunglasses that block ultraviolet light is recommended. Nitisinone may cause sensitivity of the eyes to the sunlight.