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Acediasulfone is a sulfone-class antibacterial that functions as a water-soluble, longer-acting prodrug of dapsone, historically used in the treatment of leprosy (Hansen's disease).
- Used historically as a more water-soluble, longer-acting alternative to dapsone for treating leprosy
- Shares dapsone's class risks: hemolytic anemia (especially with G6PD deficiency), methemoglobinemia, and hypersensitivity reactions
- Largely replaced by dapsone itself and modern multidrug leprosy therapy
Overview
Basically dapsone with a solubility fix; it mattered mostly because plain dapsone was hard to formulate, not because the mechanism is different.
Mechanism
Acediasulfone is hydrolyzed in the body to release dapsone, which competitively inhibits dihydropteroate synthase, an enzyme bacteria use to incorporate para-aminobenzoic acid (PABA) into folate synthesis. Blocking this pathway is bacteriostatic against Mycobacterium leprae and other susceptible organisms. It was developed by reacting dapsone with bromoacetic acid to create a more water-soluble salt form for easier administration.
receptor fingerprint
Dihydropteroate synthaseInhibitor
Safetyrisks and cautions, not medical advice
Acediasulfone carries the same class risks as dapsone, including hemolytic anemia (particularly in patients with G6PD deficiency), methemoglobinemia, and hypersensitivity reactions. It has largely been superseded by dapsone itself and modern multidrug leprosy regimens.
Subjective profileweighing the evidence above
Of historical interest only. Modern multidrug leprosy regimens replaced it, and it still carries dapsone's class risks, including hemolytic anemia in anyone with G6PD deficiency and methemoglobinemia. There is nothing here for a general reader to act on.
Resources
This entry is here for reference.
Reviews
My notesprivate to this device
FAQ
What is Acediasulfone used for?
It was used historically as an antibacterial treatment for leprosy, functioning as a prodrug that the body converts into dapsone.
How does Acediasulfone work?
It is broken down in the body into dapsone, which blocks a bacterial enzyme (dihydropteroate synthase) needed for folate production, stopping bacterial growth.
Is Acediasulfone well-researched?
Its parent compound dapsone is well studied, but acediasulfone itself has limited modern research; it is mostly of historical and pharmacological interest.
Adverse effects
- Shares dapsone's class risks: hemolytic anemia (especially with G6PD deficiency), methemoglobinemia, and hypersensitivity reactions
- Largely replaced by dapsone itself and modern multidrug leprosy therapy