Epirizole

DB08991ExperimentalSmall molecule

Epirizole is an oral nonsteroidal anti-inflammatory drug (NSAID) used for muscle and joint pain.

Chemical structure of Epirizole
Formula / weight
C11H14N4O2 · 234.2545 g/mol (avg)
Also known as
Methopyrimazole
Code names
DA-398 · Knoll 533

Resolves to

Compound
UNII3B46O2FH8ICAS18694-40-1ChEMBLCHEMBL1411693ChEBI31545PubChem3242KEGGD01394
Structure
InChIKeyRHAXSHUQNIEUEY-UHFFFAOYSA-NSMILESCOC1=CC(C)=NN1C1=NC(C)=CC(OC)=N1

What you can answer from here — as of August 30, 2026

1,392Drug interactionsStructured to mechanism, not free text
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Which companies are running trials of Epirizole, in which indications and phases, and which of those programs are still active?

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