Wednesday, July 8, 2026

Drug profile · INN

sulfamethoxazole

sulfamethoxazole (SULFAMETHOXAZOLE AND TRIMETHOPRIM) is a bacterial dihydropteroate synthase inhibitor. Associated with Amneal Pharma Europe Ltd. Route of administration: injection. Current US regulatory status: approved.

FDA: approved
US status approved
Patents linked 0
Pipeline programs 10
News articles 0
Drug details — sulfamethoxazole
US status
approved
Class
Route
INJECTION
Patents
0
Programs
10
Data quality
0.89

Quick answer

sulfamethoxazole (SULFAMETHOXAZOLE AND TRIMETHOPRIM) is a bacterial dihydropteroate synthase inhibitor. Associated with Amneal Pharma Europe Ltd. Route of administration: injection. Current US regulatory status: approved.

Key facts

INN sulfamethoxazole
Brand SULFAMETHOXAZOLE AND TRIMETHOPRIM
Mechanism Bacterial dihydropteroate synthase inhibitor
Target Dihydropteroate synthase
Route INJECTION
Formulation INJECTABLE

Mechanism of action

Bacterial dihydropteroate synthase inhibitor

Primary target: Dihydropteroate synthase

Approval history

Authority Status Date
FDA approved

Pipeline programs

  1. APHP211043 Phase 3 · PARItec · acute pyelonephritis (AP) in children
  2. APHP220763 Phase 3 · PARItec · Catheter related bloodstream infections due to Staphylococcu
  3. APHP241013 Phase 3 · PARItec · Young Adults and adults with R/R B-cell acute lymphoblastic
  4. CD101.IV.3.08 Phase 3 · Mundipharma · Invasive Fungal Diseases in Adults undergoing Allogeneic Blo
  5. FOSFOMYCIN , SULFAMETHOXAZOLE AND TRIMETHOPRIM Phase 3 · Tour Hekla · Benign Prostate Hyperplasia
  6. VACAB-2022 Phase 3 · George Institute for · Patients with hip or knee infections
  7. Bactrim + compresse for Chronic Lymphocytic Leukemia Phase 2 · Telethon Foundation · Chronic Lymphocytic Leukemia
  8. sulfamethoxazole + MMX placebo Phase 1 · Takeda · Healthy

Related & competitor drugs

  1. dapsone Dihydropteroate synthase 1 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

Frequently asked questions

What is sulfamethoxazole?

sulfamethoxazole (SULFAMETHOXAZOLE AND TRIMETHOPRIM) is a bacterial dihydropteroate synthase inhibitor. Associated with Amneal Pharma Europe Ltd. Route of administration: injection. Current US regulatory status: approved.

What is the brand name for sulfamethoxazole?

SULFAMETHOXAZOLE AND TRIMETHOPRIM is a marketed brand name for sulfamethoxazole. Check FDA Drugs@FDA for the current US label holder and prescribing information.

What is the US approval status of sulfamethoxazole?

sulfamethoxazole 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.