Antazoline

DB08799ApprovedSmall moleculeHistamine H1 Antagonists

Antazoline is an antihistamine agent used for the symptomatic treatment of nasal congestion and allergic conjunctivitis. Antazoline is a 1st generation antihistamine with anticholinergic activity.

Chemical structure of Antazoline
Mechanism
Curator reviewed
Primary indication
Used to relieve nasal congestion and in eye drops, usually in combination with naphazoline, to relieve the symptoms of allergic conjunctivitis.Curator reviewed · 1 structured indication
Formula / weight
C17H19N3 · 265.3529 g/mol (avg)
First approval
Canada, 2001

Resolves to

Compound
UNIIDHA8014SS1CAS91-75-8ChEMBLCHEMBL1305ChEBI84115PubChem2200KEGGD07458
Clinical / RWD
RxNorm865ATCR01AC04ATCR06AX05PharmGKBPA165958418
Structure
InChIKeyREYFJDPCWQRWAA-UHFFFAOYSA-NSMILESC(N(CC1=CC=CC=C1)C1=CC=CC=C1)C1=NCCN1
Targets
P35367HRH1

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

1Protein targetEach mapped to UniProt, with action and pharmacological action
Listed above
426Drug interactionsStructured to mechanism, not free text
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2Clinical trialsPhase, status and sponsor resolved per trial
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1Structured indicationCondition, population, route and combination as fields, not prose
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20Marketed productsAcross 6 countries and 19 labellers
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2ATC codesIncluding every combination product, plus 11 drug categories
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5+ReferencesStructured and connected to the statements they support
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