Skip to main content


This medication is not funded by BC Transplant. This medication is available as an oral tablet and a specially made liquid if necessary.

What is this medication for?

Dapsone is used to prevent and treat a particular type of pneumonia known as PCP or PJP. Patients with a suppressed immune system are more susceptible to this infection. Dapsone is used when a person has a sulfa allergy or has experienced side effects to sulfamethoxazole/trimethoprim.

How should I take this medication?

This medication may be taken with or without food. It can be taken at any time of the day and may be taken at the same time as any of your other medications.

Dapsone can lower the number of your white and red blood cells. You may be at an increased risk for infection and bleeding. Regular blood work will be done to check your blood cell counts.

What are some possible side effects of this medication?

‎Wear a hat, long sleeves and long pants or skirt outside on sunny days. Apply a sun block lotion with a SPF (sun protection factor) of at least 30.

‎Signs or symptoms of infection (fever or chills, cough, sore throat or pain or difficulty passing urine)

Signs of decreased red blood cells (weakness or tiredness, fainting spells, light-headedness)

Notify your doctor right away.‎

SOURCE: Dapsone ( )
Page printed: . Unofficial document if printed. Please refer to SOURCE for latest information.

Copyright © Provincial Health Services Authority. All Rights Reserved.

    Copyright © 2022 Provincial Health Services Authority