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Fexofenadine hydrochloride

CAS 153439-40-8

Also registered as 1 other CAS number

138452-21-8

Fexofenadine hydrochloride chemical structure

Concern score

Not assessed — no hazard data yet.

Fexofenadine hydrochloride in plain language

What it is

Also known as Fexofenadine hcl · Allegra · Allegra Allergy · Allegra Hives · Allegra Hives 24hr · Allergillic

Show all 22 names

Carboxyterfenadine hydrochloride · Children Allergy · Children's Allegra Allergy · Children's Allegra Hives · Curist Hives Relief · Dye Free Wal Fex · Fex-Allergy Relief · IAllergy Relief · Mdl 16,455A · Mdl 16455A · Telfast · Terfenadine carboxylate hydrochloride · Telfast 30 · Wal-fex · basic care allergy · Allegra-d component fexofenadine hydrochloride

What it does

We don't have a plain-language description for Fexofenadine hydrochloride yet.

Is it a concern?
We haven't assessed a concern score for this ingredient yet.

Regulation

No restrictions found. Fexofenadine hydrochloride appears in these published regulatory listings.

  • In marketed US drugs

Recorded in these product areas

  • Found in consumer products
  • Industrial
  • USEPAcommercial use observedEPA CPDat observed this chemical in 0 composition records across product categories including unclassified products.
    • EPA CPDat observed this chemical in 0 composition records across product categories including unclassified products.Source →
  • USFDAmarketed drug occurrenceFDA NDC lists this ingredient in 220 active drug products and 240 total products.
    • FDA NDC lists this ingredient in 220 active drug products and 240 total products.Source →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
    • openFDA substance registry classifies this ingredient as chemical.Source →

Evidence & sources

No graded research studies for Fexofenadine hydrochloride yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

6 data sources

Where this comes from

  • EPA Chemical and Products Database

    exposure · updated 2019-03-06

    Open →
  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →
  • FDA National Drug Code Directory

    regulatory · updated 2027-12-31

    Open →
  • FDA GSRS UNII

    registry · updated 2026-02-26

    Open →
  • openFDA Substance

    registry · updated 2026-05-24

    Open →
  • PubChem Live Enrichment

    chemistry · updated 2026-05-17

    Open →

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Fragrance avoidance

Nothing to weigh for this context yet.

No signal in this context

We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.

Where it has been recorded

How often FDA National Drug Code directory has listed Fexofenadine hydrochloride in a product composition. These are source records, not Greenveil catalog products.

Source records

240

See products using Fexofenadine hydrochloride →

Catalog

Found in these products

Their ingredient lists include Fexofenadine hydrochloride; each product's own rating depends on its whole formula, so it is shown on the product page, not here.