SHEET /m/ketotifen · PubChem CID 3827 · CAS 34580-13-7 · REV 2026.07
marquee
Ketotifen from source
C19H19NOS · 309.4 g/mol
Ketotifene · Ketotifeno · Ketotifenum · HC 20-511
Also sold as Zaditor, Alaway from source
antihistamine medication
CategoryOTC medicine
LeaderboardsBiggest
Fig. 1 · 2D structure RDKit
CN1CCC(=C2C3=C(C(=O)CC4=CC=CC=C42)SC=C3)CC1
Where you'll find it
Not yet mapped to everyday foods or products.
Toxicity & hazards
WarningIrritantH302from source