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Dapsone

Generic Name
Dapsone
Brand Names
Aczone
Drug Type
Small Molecule
Chemical Formula
C12H12N2O2S
CAS Number
80-08-0
Unique Ingredient Identifier
8W5C518302
Background

A sulfone active against a wide range of bacteria but mainly employed for its actions against mycobacterium leprae. Its mechanism of action is probably similar to that of the sulfonamides which involves inhibition of folic acid synthesis in susceptible organisms. It is also used with pyrimethamine in the treatment of malaria. (From Martindale, The Extra Pharmacopoeia, 30th ed, p157-8)

Indication

For the treatment and management of leprosy and dermatitis herpetiformis.

Associated Conditions
Acne Vulgaris, Bullous Systemic Lupus Erythematosus, Bullous dermatitis herpetiformis, Hansen's Disease, Pemphigus Vulgaris (PV), Relapsing Polychondritis, Mild Pneumocystis pneumonia, Mild Toxoplasma gondii encephalitis, Moderate Pneumocystis pneumonia, Moderate Toxoplasma gondii encephalitis, Refractory Idiopathic thrombocytopenic purpura

A Randomized, Comparative Study of Daily Dapsone and Daily Atovaquone for Prophylaxis Against PCP in HIV-Infected Patients Who Are Intolerant of Trimethoprim and/or Sulfonamides

Phase 3
Completed
Conditions
Pneumonia, Pneumocystis Carinii
HIV Infections
First Posted Date
2001-08-31
Last Posted Date
2021-11-04
Lead Sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
Target Recruit Count
700
Registration Number
NCT00000802
Locations
🇺🇸

Case CRS, Cleveland, Ohio, United States

🇺🇸

Ucsd, Avrc Crs, San Diego, California, United States

🇺🇸

Univ. of Miami AIDS CRS, Miami, Florida, United States

and more 41 locations

A Study of Pentamidine Plus Dapsone in the Prevention of Pneumocystis Carinii Pneumonia (PCP) in HIV-Infected Patients Who Cannot Take Trimethoprim or Sulfonamides

Phase 3
Completed
Conditions
Pneumonia, Pneumocystis Carinii
HIV Infections
First Posted Date
2001-08-31
Last Posted Date
2021-11-01
Lead Sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
Target Recruit Count
400
Registration Number
NCT00001028
Locations
🇺🇸

Community Consortium of San Francisco, San Francisco, California, United States

🇺🇸

Denver CPCRA / Denver Public Hlth, Denver, Colorado, United States

🇺🇸

Wilmington Hosp / Med Ctr of Delaware, Wilmington, Delaware, United States

and more 11 locations

Diffuse Fibrotic Lung Disease

Phase 2
Completed
Conditions
Pulmonary Fibrosis
Sarcoidosis
Lung Diseases
First Posted Date
1999-10-28
Last Posted Date
2013-11-26
Lead Sponsor
National Heart, Lung, and Blood Institute (NHLBI)
Registration Number
NCT00000596
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