Wednesday, July 8, 2026

Drug profile · INN

dapsone

dapsone (DAPSOMED) is a dihydropteroate synthase 1 inhibitor. Associated with Amneal Pharma Europe Ltd. Route of administration: topical. Current US regulatory status: approved.

FDA: approved TGA: approved
US status approved
Patents linked 2
Pipeline programs 0
News articles 0
Drug details — dapsone
US status
approved
Class
Route
TOPICAL
Patents
2
Programs
0
Data quality
0.89

Quick answer

dapsone (DAPSOMED) is a dihydropteroate synthase 1 inhibitor. Associated with Amneal Pharma Europe Ltd. Route of administration: topical. Current US regulatory status: approved.

Key facts

INN dapsone
Brand DAPSOMED
Mechanism Dihydropteroate synthase 1 inhibitor
Target Dihydropteroate synthase
Route TOPICAL
Formulation GEL

Mechanism of action

Dihydropteroate synthase 1 inhibitor

Primary target: Dihydropteroate synthase

Approval history

Authority Status Date
FDA approved
TGA approved

Related & competitor drugs

  1. sulfamethoxazole Bacterial dihydropteroate synthase inhibitor
  2. mafenide acetate Bacterial dihydropteroate synthase inhibitor
  3. silver sulfadiazine Bacterial dihydropteroate synthase inhibitor
  4. sulfacetamide sodium Bacterial dihydropteroate synthase inhibitor
  5. sulfadiazine Bacterial dihydropteroate synthase inhibitor
  6. sulfadiazine sodium Bacterial dihydropteroate synthase inhibitor
  1. US 11273132

    Topical dapsone and dapsone/adapalene compositions and methods for use thereof

    Expires Mon Mar 10 2042 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  2. US 11116733

    Topical dapsone and dapsone/adaplene compositions and methods for use thereof

    Expires Mon Sep 09 2041 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

Frequently asked questions

What is dapsone?

dapsone (DAPSOMED) is a dihydropteroate synthase 1 inhibitor. Associated with Amneal Pharma Europe Ltd. Route of administration: topical. Current US regulatory status: approved.

What is the brand name for dapsone?

DAPSOMED is a marketed brand name for dapsone. Check FDA Drugs@FDA for the current US label holder and prescribing information.

What is the US approval status of dapsone?

dapsone has approved status in the United States according to our Drugs@FDA-derived records. Verify on the official FDA label before clinical or commercial decisions.