Propylene glycol

DB01839ApprovedInvestigationalSmall molecule

A clear, colorless, viscous organic solvent and diluent used in pharmaceutical preparations.

Chemical structure of Propylene glycol
Formula / weight
C3H8O2 · 76.0944 g/mol (avg)
First approval
Canada, 2005
Also known as
1,2-Propanediol · 2-hydroxypropanol · isopropylene glycol · methyl glycol · methylethyl glycol
Code names
E-1520 · INS-1520 · INS NO.1520 · NSC-69860
Brand names
  • Leader Lubricant Eye Drops
  • QC ultra lubricant eye
  • Systane
  • Systane Balance

Resolves to

Compound
UNII6DC9Q167V3CAS57-55-6ChEMBLCHEMBL286398ChEBI16997PubChem1030KEGGD00078
Clinical / RWD
RxNorm34693
Structure
InChIKeyDNIAPMSPPWPWGF-UHFFFAOYSA-NSMILESCC(O)CO
Targets
Q8GEZ8dhaB1

What you can answer from here — as of September 13, 2026

1Protein targetEach mapped to UniProt, with action and pharmacological action
Listed above
35Drug interactionsStructured to mechanism, not free text
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67Clinical trialsPhase, status and sponsor resolved per trial
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9Structured indicationsCondition, population, route and combination as fields, not prose
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278Marketed productsAcross 6 countries and 112 labellers
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Which drugs share a target with Propylene glycol, and which of those have an active Phase 3 trial?

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