Terguride

Drug ingredient

CAS 37686-84-3

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

US productionNot reported

Import value, 2024$6M

Top sourceCzech Republic 36%

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

Why supply is unknown

Production is reported production, not a complete census of factories. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 293969 · basket

These shares come from HS customs code 293969, which covers 7 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries

Country of origin for US imports, from Census customs data (2024).

CZ 36%Czech RepublicJP 30%JapanIT 17%ItalyCN 15%ChinaCA 1%Canada

Switzerland
United Kingdom
Germany
India

1 FDA-registered drug labeler

Teva Czech Industries s.r.o

Why It Matters

Sectors

Health

Downstream UsesNot recorded

FDA Shortage Status

Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."

No FDA shortage records

Chemical Identity

CAS37686-84-3

PubChem CID443951

DTXSIDDTXSID3045809

FormulaC20H28N4O

Mol. Weight340.5 g/mol

SMILESCCN(CC)C(=O)NC1CC2C(CC3=CNC4=CC=CC2=C34)N(C1)C

Data Sources

PubChem · compound 443951Retrieved 2026-04-07
FDA National Drug Code directoryRetrieved 2026-04-25
FDA National Drug Code directoryRetrieved 2026-04-07
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

Terguride (CAS 37686-84-3) https://chemicalindependence.com/chemical/37686-84-3/ PubChem: 443951. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/443951 FDA National Drug Code directory: CAS 37686-84-3. 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/ US Census international trade: HS 293969 for CAS 37686-84-3. Reporting year: 2024. https://usatrade.census.gov/