US2010204320A1PendingUtilityA1

Pharmaceuticals for xerosis

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Assignee: TAISHO PHARMACEUTICAL CO LTDPriority: Aug 9, 2002Filed: Apr 19, 2010Published: Aug 12, 2010
Est. expiryAug 9, 2022(expired)· nominal 20-yr term from priority
Inventors:Iwao AraiNobuko FutakiYuki HashimotoMasanori Sugimoto
A61P 17/00A61P 17/04A61K 31/557A61K 31/5575
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Claims

Abstract

A method for preventing or treating xerosis by applying a prostaglandin D receptor selective agonist to a mammal.

Claims

exact text as granted — not AI-modified
1 . A method for preventing xerosis which comprises applying a prostaglandin D receptor selective agonist to a mammal, wherein the prostaglandin D receptor selective agonist is a prostaglandin derivative represented by formula [B] 
     
       
         
         
             
             
         
       
       wherein: 
       W 1  is a hydroxyl group or a C 1-10  alkyloxy group, 
       a pharmaceutically acceptable salt thereof or a hydrate thereof. 
     
   
   
       2 . The method according to  claim 1 , wherein the prostaglandin D receptor selective agonist is a compound represented by formula [B]
 wherein W 1  is a hydroxyl group or a methoxyl group,   a pharmaceutically acceptable salt thereof or a hydrate thereof.   
   
   
       3 . The method according to  claim 1 , wherein the prostaglandin D receptor selective agonist is a compound represented by formula 
     
       
         
         
             
             
         
       
       a pharmaceutically acceptable salt thereof or a hydrate thereof. 
     
   
   
       4 . The method according to  claim 1 , wherein the xerosis is senile xeroderma. 
   
   
       5 . The method according to  claim 1 , wherein the xerosis is prevented by decreasing transepidermal water loss.

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