Proper Use

Drug information provided by: Micromedex

This medicine may take several weeks or months to help your condition. Do not increase the amount of trioxsalen you are taking or spend extra time in the sunlight or under an ultraviolet lamp. This will not make the medicine act any more quickly and may result in a serious burn.

If this medicine upsets your stomach, it may be taken with meals or milk.

Dosing

The dose of this medicine will be different for different patients. Follow your doctor's orders or the directions on the label. The following information includes only the average doses of this medicine. If your dose is different, do not change it unless your doctor tells you to do so.

The amount of medicine that you take depends on the strength of the medicine. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine.

  • For oral dosage form (tablets):
    • For vitiligo:
      • Adults and children 12 years of age and over—20 to 40 milligrams (mg) taken two to four hours before ultraviolet light A (UVA) exposure. This treatment (trioxsalen and UVA) is given two or three times a week with the treatments spaced at least forty-eight hours apart.
      • Children up to 12 years of age—Dose must be determined by your doctor.
    • For increasing tolerance to sunlight or increasing color of the skin:
      • Adults and children 12 years of age and over—20 to 40 mg taken two hours before ultraviolet light A (UVA) exposure. This treatment (trioxsalen and UVA) is given two or three times a week with the treatments spaced at least forty-eight hours apart.
      • Children up to 12 years of age—Dose must be determined by your doctor.

Missed Dose

Call your doctor or pharmacist for instructions.

Storage

Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Keep from freezing.

Keep out of the reach of children.

Do not keep outdated medicine or medicine no longer needed.