Tymazoline

Tymazoline
Clinical data
Trade names	Thymazen
AHFS/Drugs.com	International Drug Names
Routes of; administration	Topical (nasal solution)
ATC code	R01AA13 ( WHO );
Identifiers
	IUPAC name 2-[(5-methyl-2-propan-2-ylphenoxy)methyl]-4,5-dihydro-1H-imidazole;
CAS Number	24243-97-8 ;
PubChem CID	34154 ;
DrugBank	DB08803 ;
ChemSpider	31478 ;
UNII	U993RH5585 ;
KEGG	D07373 ;
CompTox Dashboard (EPA)	DTXSID40178939 ;
Chemical and physical data
Formula	C14H20N2O
Molar mass	232.327 g·mol−1
3D model (JSmol)	Interactive image ;
	SMILES Cc1ccc(c2c1cccc2OCC3=NCCN3)C(C)C;
	InChI InChI=1S/C14H20N2O/c1-10(2)12-5-4-11(3)8-13(12)17-9-14-15-6-7-16-14/h4-5,8,10H,6-7,9H2,1-3H3,(H,15,16) ; Key:QRORCRWSRPKEHR-UHFFFAOYSA-N ;
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Last updated November 29, 2025

Tymazoline (trade name Thymazen in Poland) is a nasal decongestant that can be used to treat rhinitis.^[1] It acts as an antihistaminic and sympathomimetic, reducing swelling, inflammation and mucosal secretions.^[2]^[3]

References

↑ Watelet JB, Gillard M, Benedetti MS, Lelièvre B, Diquet B (2009). "Therapeutic management of allergic diseases". Drug Metabolism Reviews. 41 (3): 301–343. doi:10.1080/10837450902891204. PMID 19601717.
↑ "Tymazoline". Drugs.com .
↑ "Tymazoline". DrugBank .

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[Watelet_2009-1] Watelet JB, Gillard M, Benedetti MS, Lelièvre B, Diquet B (2009). "Therapeutic management of allergic diseases". Drug Metabolism Reviews. 41 (3): 301–343. doi:10.1080/10837450902891204. PMID 19601717.

[2] "Tymazoline". Drugs.com .

[3] "Tymazoline". DrugBank .

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