Use of extracts of ginkgo biloba for preparing a medicament

Abstract

The invention relates to the use of Ginkgo biloba extracts for preparing a medicament intended to ease the withdrawal of individuals dependent on the consumption of a substance engendering dependency and/or addiction, such as in particular alcohol, amphetamines, tobacco, drugs inducing toxicomania.

1 . Use of a  Ginkgo biloba  extract for preparing a medicament intended to ease the withdrawal of individuals dependent on the consumption of a substance engendering dependency and/or addiction, such as in particular alcohol, amphetamines, tobacco, drugs inducing toxicomania.  
     
     
         2 . Use according to  claim 1 , characterized in that the  Ginkgo biloba  extract is an extract of type EGb 761.  
     
     
         3 . Use according to  claim 1 , characterized in that the  Ginkgo biloba  extract is an extract of type CP 401.  
     
     
         4 . Use according to  claim 1 , characterized in that the  Ginkgo biloba  extract contains at least 5% of ginkgolides.  
     
     
         5 . Use according to  claim 4 , characterized in that the  Ginkgo biloba  extract contains at least 50% of ginkgolides.  
     
     
         6 . Use of a compound of general formula (I)  
       
         
           
           
               
               
           
         
       
       in which w, x, y and z independently represent the H, OH, linear or branched alkoxy or O-G S  radicals, G S -OH representing a mono- or a disaccharide, or one of their derivatives or analogues, 
 it being understood that at least one of W, X, Y or Z represents an O-G S  radical,  
 for preparing a medicament intended to ease the withdrawal of individuals dependent on the consumption of a substance engendering dependency and/or addiction, such as in particular alcohol, amphetamines, tobacco, drugs inducing toxicomania.  
 
     
     
         7 . Use according to  claim 6 , characterized in that: 
 either W represents an OH or O-G S  radical, Y represents H and Z represents H;    or W represents an OH or O-G S  radical, Y represents an OH or O-G S  radical and Z represents H;    or W represents an OH or O-G S  radical, Y represents an OH or O-G S  radical and Z represents an OH or O-G S  radical;    or W represents an OH or O-G S  radical, Y represents H and Z represents an OH or O-G S  radical;    or W represents H, Y represents an OH or O-G S  radical and Z represents an OH or O-Gs radical;    or W represents an OH or O-G S  radical, Y represents a linear or branched alkoxy radical and Z represents H;    it being understood that at least one of W, X, Y or Z represents an O-G S . radical    
     
     
         8 . Use according to  claim 6  or  7 , characterized in that: 
 either W represents an OH or O-G S  radical, Y represents H and Z represents H;  
 or W represents an OH or O-G S  radical, Y represents an OH or O-G S  radical and Z represents H;  
 or W represents an OH or O-G S  radical, Y represents a linear or branched alkoxy radical and Z represents H;  
 it being understood that at least one of W, X, Y or Z represents an O-G S . radical  
 
     
     
         9 . Use of a ginkgolide or one of its glycosylated, alkoxylated or acetylated derivatives, or of a pharmaceutically active salt of the latter for preparing a medicament intended to ease the withdrawal of individuals dependent on the consumption of a substance engendering habituation and/or addiction, such as in particular alcohol, amphetamines, tobacco, drugs inducing toxicomania.  
     
     
         10 . Use according to  claim 9 , characterized in that the ginkgolide is ginkgolide A or ginkgolide B.