Fexofenadine Hydrochloride Related Compounds & Impurities

Fexofenadine Hydrochloride is the active carboxylate metabolite of terfenadine, a non-sedating antihistamine without QT-prolongation risk, widely prescribed for allergic rhinitis and chronic urticaria.

Simson Pharma Limited along with its subsidiary offices Simson Pharma Global Ltd. (UK) and Simson Pharma Global LLC (USA) is a trusted manufacturer and supplier of high-quality pharmaceutical reference standards, offering a comprehensive portfolio of Fexofenadine Hydrochloride reference standards, pharmacopeial and non-pharmacopeial Fexofenadine Hydrochloride impurities, related compounds, related substances, metabolites, stable isotope-labelled compounds, deuterium labelled compounds and nitrosamine (N-NO) reference standards.

These materials support pharmaceutical research and development, product development, ANDA and DMF submissions, quality control (QC), analytical method development and validation, stability studies, impurity identification, and genotoxic impurity assessment.

Our Fexofenadine Hydrochloride-related reference standards are thoroughly characterized using advanced analytical techniques and are supplied with comprehensive Certificates of Analysis (COA) and supporting analytical data from our USFDA certified, ISO 17025 and ISO 17034 accredited Lab, to meet global regulatory expectations. EP and USP traceable reference standards can also be provided upon request, subject to availability. Simson is also a provider of EP and USP traceable standards. To ensure consistent quality and reliability, our reference standards are periodically re-tested according to established quality management procedures.

Pharmaceutical Reference Standards / Impurity Standards

4-(Diphenylmethyl)-1-Nitrosopiperidine
Fexofenadine Hydrochloride
Fexofenadine Dihydrate
Fexofenadine EP Impurity A
Fexofenadine EP Impurity B
Fexofenadine EP Impurity B Hydrochloride
Fexofenadine EP Impurity C Hydrochloride
Fexofenadine EP Impurity D
Fexofenadine EP Impurity E
Fexofenadine EP Impurity F
Fexofenadine EP Impurity G
Methyl Ester of M-Fexofenadine
Methyl ester of P-Fexofenadine
Fexofenadine Impurity 5
Fexofenadine Tertiary Dehydrated Impurity
Ethylester-m-Fexofenadine
Fexofenadine Impurity 17
Fexofenadine N-Oxide
Fexofenadine Impurity L
Fexofenadine EP Impurity A Hydrochloride
Fexofenadine Olefin
Fexofenadine Impurity 22
Fexofenadine Impurity 9
Fexofenadine Impurity 45
Fexofenadine
Fexofenadine Impurity D Hydrochloride
Fexofenadine Impurity 10
Fexofenadine Impurity 3
Fexofenadine Impurity 11
Fexofenadine Impurity 12
Fexofenadine Impurity 13
Fexofenadine Related Compound B
Fexofenadine Impurity 1
Fexofenadine Impurity 18
Ammonium-2-(4-(4-chlorobutanoyl)phenyl)-2-methylpropanoate
Fexofenadine Impurity 27
Fexofenadine Impurity 26
Fexofenadine Impurity 24
Fexofenadine Impurity 23
Fexofenadine Hydrochloride Form I
Fexofenadine EP Impurity C
4-carboxy-alpha,alpha-dimethyl-Benzeneacetic acid
Fexofenadine Impurity 2
Fexofenadine Impurity 39
Fexofenadine Impurity 41
Fexofenadine Hydrochloride Form II
Fexofenadine Impurity 42
Fexofenadine Impurity 6
Fexofenadine Impurity 7
Fexofenadine Impurity 8
Fexofenadine Impurity 14
Fexofenadine Impurity 15

Isotope Labelled Compounds

Fexofenadine-D6
Fexofenadine-D10 Hydrochloride
Fexofenadine-D10