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Pyrantel pamoate

Drug ingredient

CAS 22204-24-6

This chemical is an active pharmaceutical ingredient used in FDA-regulated drugs.

Molecular structure of 22204-24-6
US productionNot reported
Top sourceNo public record

This chemical is not on EPA’s Toxic Substances Control Act inventory, the list behind EPA’s production survey.

Why supply is unknown

Where It Comes From

EPA and Census publish no US supply data for this chemical.

29 FDA-registered drug labelers
AMERISOURCE BERGEN
BIONPHARMA INC.
Coprima SL
COSMA Spa
CVS PHARMACY INC
DARMERICA, LLC
Elanco US Inc.
Ipca Laboratories Limited
Jefferson Labs
KALCHEM INTERNATIONAL INC
LETCO MEDICAL, LLC
Medisca Inc.
Megafine Pharma (P) Limited
Menper Distributors Inc.
MINSHENG GROUP SHAOXING PHARMACEUTICAL CO., LTD.
Moehs Catalana SL
OPMX LLC
Pharmadel LLC
Professional Compounding Centers of America
ProMex LLC
REESE PHARMACEUTICAL CO.
Shenzhen Ishan Technology Co., Ltd
Shenzhen Zhenshangzekai Technology Co., Ltd.
STRATEGIC SOURCING SERVICES
UQUIFA Mexico, S.A. DE C.V.
Vovantis Laboratories Private Limited
Walgreens
YYBA CORP
Zoetis Inc.

Why It Matters

Sectors
Health
Downstream Uses

Appears in 12 drug and cosmetic product listings (FDA).

  • •MebendamaX Pinworm
  • •Walgreens Pinworm Medicine
  • •VRMX 500
  • •Lmnoop Pinworm Treatment
  • •Pinrid
  • •Dewormer FOR DOG
  • •Parasitol
  • •Pyrantel Pamoate
Show all 12
  • •Pinworm Medicine
  • •Lombrix
  • •CVS Pinworm Treatment
  • •pinworm treatment
FDA Shortage Status
No FDA shortage records

Vendor Pricing

$1.20/gCombi-Blocks, Inc.
CountryUnited States
Pack$600.00 / 500 g
Purity97%
Vendors26 available

Prices reflect listed pack sizes. Small research packs run far above bulk rates.

25 more vendors
VendorCountry$/gPackPurity
A2B Chem LLCUnited States$1.28500 g97%
AA BLOCKSUnited States$1.35500 g97%
Ambeed, Inc.United States$1.50100 g97%
BLD Pharmatech Co., LimitedUnited States$1.50100 g97%
BLD Pharmatech Ltd.China$1.50100 g97%
AK Scientific SpecializedUnited States$1.50100 g95%
Aaron Chemicals LLCHong Kong$1.87500 g97%
Angene ChemicalChina → Hong Kong$1.99500 g97%
AK Scientific, Inc.United States$2.06100 g98%
Angene International LimitedUnited States$3.52100 g98%
Cayman EuropeEstonia$4.46100 g95%
BLD Pharmatech GmbHGermany$5.805 g97%
AstaTech (2 weeks)United States$8.5625 g95%
MedKoo Biosciences, IncUnited States$12.5050 g98%
TargetMol Chemicals USUnited States$120.00500 mg99.99%
MolnovaChina$134.00500 mg99%
Apexbio Technology LLCUnited States$140.00500 mg99.5%
TargetMol Chemicals EUAustria$170.00200 mg99.99%
MedChemExpress MCESweden$186.34500 mg99.97%
Sigma-Aldrich (Rush Stock)Germany$189.731 g—
Sigma-AldrichGermany$189.731 g—
Axon MedchemNetherlands$1200.0050 mg100%
Otava, Ltd. (2 weeks)Ukraine$2724.0050 mg90%
AngeneChina → Hong Kong$4266.6730 mg97%
Key Organics Ltd.United Kingdom$6900.0010 mg98%

Chemical Identity

CAS22204-24-6
PubChem CID5281033
DTXSIDDTXSID40897057
FormulaC34H30N2O6S
Mol. Weight594.7 g/mol
SMILESCN1CCCN=C1C=CC2=CC=CS2.C1=CC=C2C(=C1)C=C(C(=C2CC3=C(C(=CC4=CC=CC=C43)C(=O)O)O)O)C(=O)O

Data Sources

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Brief citations

Pyrantel pamoate (CAS 22204-24-6) https://chemicalindependence.com/chemical/22204-24-6/ PubChem: 5281033. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/5281033 FDA National Drug Code directory: CAS 22204-24-6. Retrieved 2026-04-25. https://open.fda.gov/data/ndc/ FDA National Drug Code directory: bulk match. Retrieved 2026-04-07. https://open.fda.gov/data/ndc/