cyproheptadine

Drug ingredient

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

Molecular structure of 129-03-3

Where It Comes From

2 FDA-registered drug labelers
Method Pharmaceuticals, LLC
Patrin Pharma, Inc.

Why It Matters

Sectors
Health
Downstream Uses

Appears in 2 drug and cosmetic product listings (FDA).

  • cyproheptadine hydrochloride solution
  • Cyproheptadine Hydrochloride
FDA Shortage Status
No FDA shortage records

Vendor Pricing

$63.90/gA2B Chem LLC (1 week)
CountryUnited States
Pack$639.00 / 10 g
Purity98%
Vendors9 available

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

8 more vendors
VendorCountry$/gPackPurity
AA BLOCKS (1 week)United States$67.5010 g98%
Princeton BioMolecular Research (SC)United States$2900.00100 mg90%
TargetMol ChemicalsChina United States$3115.00200 mg99.92%
Vitas M Chemical LimitedHong Kong$3170.00100 mg90%
MedChemExpress MCESweden$6497.70100 mg99.92%
Aaron Chemicals LLCHong Kong$8000.00100 mg99.86%
Angene International LimitedUnited States$8830.00100 mg98%
Combi-Blocks (back-ordered)United States$10400.00100 mg95%

Chemical Identity

CAS129-03-3
PubChem CID2913
DTXSIDDTXSID8022872
FormulaC21H21N
Mol. Weight287.4 g/mol
SMILESCN1CCC(=C2C3=CC=CC=C3C=CC4=CC=CC=C42)CC1

Data Sources

29132026-04-07

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/name/cyproheptadine/cids/JSON

Archive: data/sources/pubchem_name/cyproheptadine.json

CAS 129-03-32026-04-25

https://open.fda.gov/data/ndc/

Archive: data/sources/fda/ndc/ndc.json

bulk match2026-04-07

https://open.fda.gov/data/ndc/

Archive: data/sources/fda/ndc/ndc.json