US2002198246A1PendingUtilityA1

Agent for preventing and/or treating sinusitis

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Assignee: ONO PHARMACEUTICAL COPriority: Sep 30, 1998Filed: Jul 16, 2002Published: Dec 26, 2002
Est. expirySep 30, 2018(expired)· nominal 20-yr term from priority
Inventors:Kenichi HisamatsuKeisuke Masuyama
C07D 405/04A61K 31/41
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Claims

Abstract

An agent for preventing and/or treating sinusitis, comprising, as an active ingredient, a compound of the formula (I): or a salt and/or hydrate thereof. The pranlukast hydrate is useful as an agent for preventing and/or treating sinusitis.

Claims

exact text as granted — not AI-modified
1 . An agent for preventing and/or treating sinusitis, comprising, as an active ingredient, a compound of the formula (I):  
       
         
           
           
               
               
           
         
       
       or a salt and/or hydrate thereof:  
     
     
         2 . The agent for preventing and/or treating sinusitis according to  claim 1 , wherein the active ingredient is 4-oxo-8-[4-(4-phenylbutoxy)benzoylamino]-2-(tetrazol-5-yl )4H-1-benzopyran.½ hydrate.

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