Dapsone (Dapsone)

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Dapsone Brand
Dosage Quantity & Price
Dapsone (Generic alternate to Dapsone) Generic
Dosage Quantity & Price
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Table of contents:

Dapsone is a medication used to treat a variety of skin conditions, including acne and leprosy. It is also used to treat some types of pneumocystis pneumonia in people with weakened immune systems. Dapsone is a type of medication that belongs to the sulfone class of drugs. It can decrease inflammation and prevent bacteria growth by working on the affected area.

Dapsone is also used with other drugs to treat Hansen's disease. It is an antibiotic and anti-inflammatory drug, with more recent research showing its effectiveness in skin conditions such as acne and dermatitis herpetiformis. It is used for various medical conditions, including leprosy, dermatitis herpetiformis, malaria, and bacterial infections.

Dapsone's effectiveness as an antibacterial and anti-inflammatory agent makes it an important drug in the treatment of many diseases. Its ability to reduce inflammation helps reduce symptoms associated with many conditions.

Uses and Dosage

Dapsone comes in the form of a tablet that is taken by mouth with or without food, usually once daily or as directed by your doctor. It is not recommended to split, cut, crush, or chew this type of medication. Instead, swallow the tablet whole and drink a glass of water afterward. The drug can be taken with or without food.

When taking Dapsone, it is important to make sure to adhere to the prescribed dosage and create a dosing schedule to avoid skipping doses. The dosage is based on your medical condition and response to treatment, and in children, it is also based on age and weight.

For adults, the dosage of Dapsone should be increased gradually, starting at 50 mg daily. For children, the dosage should be correspondingly lower. If the symptoms of the condition are not fully controlled with doses ranging between 50 to 300 mg daily, higher doses may be tried. Once the desired effect has been achieved, the dosage should be reduced to the minimum effective level possible.

Side effect

Common Side Effects of Dapsone:

  • Blurred vision
  • Dizziness
  • Headache
  • Increased skin sensitivity to the sun
  • Loss of appetite
  • Nausea
  • Trouble sleeping or insomnia
  • Vomiting

Serious Side Effects of Dapsone:

  • Bluish lips and skin
  • Bone marrow suppression
  • Chest pain
  • Dark urine
  • Difficulty urinating
  • Easy bruising and bleeding
  • Infection (persistent sore throat, fever, chills)
  • Mental or mood changes
  • Muscle weakness
  • Palpitations
  • Severe abdominal pain
  • Unusual tiredness
  • Unusually fast breathing

Form and Strength

Dapsone is available in the following forms and strength:

Dapsone: Tablet

  • 25 mg
  • 100 mg

Dapsone (Generic): TabletĀ 

  • 25 mg
  • 100 mg


  • Before taking any medicine, the risks associated with it must be carefully weighed against the potential benefits that it could bring. This is a decision you and your doctor will make together. When considering this medicine, the following should be considered:
  • If you have ever had any unusual or allergic reactions to this medicine or any other medicines, tell your doctor or health care professional.
  • If you are taking this medication to treat Hansen's disease, be aware that as your immune system helps to fight the infection, you may experience an increase in skin sores, numbness, pain, tingling, or muscle weakness. If these symptoms occur, tell your doctor right away as it may require special treatment.
  • Dapsone can cause dizziness, be aware of this side effect if you are taking the medication. Alcohol or marijuana (cannabis) can further increase the risk of drowsiness and dizziness, so it is best to avoid these substances when taking Dapsone.
  • During pregnancy, Dapsone should be used only when the potential benefits clearly outweigh the risks. Discuss the risks and benefits of taking Dapsone with your doctor before deciding to take the medication. It should not be taken if you are pregnant or planning to become pregnant, as it could harm the unborn baby.

Frequently Asked Questions (FAQ)

What if I miss a dose?

If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.

When is the best time to take Dapsone?

You may take it any time of the day but at the same time each day.

Is Dapsone over the counter?

You need a valid prescription from your doctor to purchase this oral medication.

What are the contraindications of dapsone?

Relative contraindications to the use of dapsone include allergy to sulfonamide antimicrobials, significant cardiopulmonary disease, significant liver or renal function impairment, or pre-existing peripheral neuropathy.


It's important to purchase Dapsone from verified Canadian pharmacy.

Additional information

Generic name:





25mg, 50mg, 100mg

Quantities Available:

28, 30, 84, 100