Active Pharmaceutical Ingredient

Sulfamethoxazole

Also known as: SMX; Sulphamethoxazole; Co-trimoxazole component

CAS: 723-46-6 Sulfonamide Antibiotic IP / BP / EP / USP GMP Certified Aurangabad, Maharashtra, India
Sulfamethoxazole API — Mediocon Inc, Aurangabad Maharashtra India
Sulfamethoxazole — Pharmaceutical Grade API | Mediocon Inc, Aurangabad, Maharashtra, India

Product Overview

CAS No: 723-46-6  |  MF: C₁₀H₁₁N₃O₃S  |  MW: 253.28 g/mol

Sulfamethoxazole is a sulfonamide antibiotic widely used in combination with trimethoprim (as co-trimoxazole / TMP-SMX) for treating a broad range of bacterial and protozoal infections. Mediocon Inc supplies pharmaceutical-grade Sulfamethoxazole conforming to IP / BP / EP / USP specifications.

Sulfamethoxazole inhibits bacterial dihydropteroate synthase, preventing folate synthesis. The TMP-SMX combination provides synergistic antibacterial activity and is a first-line treatment for urinary tract infections, Pneumocystis pneumonia, and traveller's diarrhoea.

Key Features

  • High-purity pharmaceutical grade API
  • IP / BP / EP / USP compliant
  • Full CoA and MSDS documentation
  • GMP certified manufacturing facility

Applications

  • Co-trimoxazole tablet and suspension manufacturing
  • UTI and respiratory infection therapy
  • PCP prophylaxis formulations
  • Broad-spectrum antibiotic production

Why Choose Mediocon

  • ISO 9001:2015 & GMP certified manufacturing
  • Consistent batch-to-batch quality with full CoA
  • Export-ready documentation: COO, MSDS, DMF
  • Flexible MOQ for both R&D and commercial scale
  • Dedicated QA support for regulatory filings

Product Specifications

Product NameSulfamethoxazole
Also Known AsSMX; Sulphamethoxazole; Co-trimoxazole component
CAS Number723-46-6
Molecular FormulaC₁₀H₁₁N₃O₃S
Molecular Weight253.28 g/mol
CategorySulfonamide Antibiotic
AppearanceWhite to off-white crystalline powder
SolubilityVery slightly soluble in water; soluble in acetone
GradeIP / BP / EP / USP

Analytical Specifications

ParameterSpecification
AssayNLT 98.0%
Loss on DryingNMT 0.5%
Heavy MetalsNMT 20 ppm
Residue on IgnitionNMT 0.1%
Microbial LimitsComplies with pharmacopoeia
IdentificationIR, HPLC Compliant
Mfg DateMAR 2025
Exp DateFEB 2031
Packing25 kg HDPE drums / as per requirement
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