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Laropiprant

CHEMBL426559 Phase 4 承認済み Small molecule
Half-Life
—
Bioavailability
—
Protein Binding
—
Molecular Weight
435.9 g/mol
LogP
3.5
Phase
4

This prostaglandin D2 receptor antagonist was developed to reduce the uncomfortable skin flushing that commonly occurs when people take niacin (a cholesterol-lowering vitamin). It was used in combination with extended-release niacin to improve patient tolerability, but was ultimately withdrawn after clinical trials showed no cardiovascular benefit.

分子量

435.9000 g/mol

LogP

3.50

TPSA

84.80 Ų

リピンスキーの五則

適合

治療領域

Asthma Hyperlipidemia Type 2 Diabetes HIV/AIDS Cardiovascular Disease

作用機序

Competitively binds to its target receptor without activating it, blocking the natural ligand from binding and preventing receptor-mediated signaling.

Pharmacokinetics (PK)

Pharmacodynamics (PD)

機序

Competitively binds to its target receptor without activating it, blocking the natural ligand from binding and preventing receptor-mediated signaling.

2D構造

SVG PNG

Cite this structure


                        

                            
                            
                        

                    

                


                
                

                    

                    

                        
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SMILES

                    
CS(=O)(=O)c1cc(F)cc2c3c(n(Cc4ccc(Cl)cc4)c12)[C@@H](CC(=O)O)CC3

                

                

                
                

                    
InChI

                    
InChI=1S/C21H19ClFNO4S/c1-29(27,28)18-10-15(23)9-17-16-7-4-13(8-19(25)26)20(16)24(21(17)18)11-12-2-5-14(22)6-3-12/h2-3,5-6,9-10,13H,4,7-8,11H2,1H3,(H,25,26)/t13-/m1/s1

                

                

                

                    
                    

                        
Molecular Formula

                        
C21H19ClFNO4S

                    

                    
                    

                        
HBD / HBA

                        
1 / 5

                    

                    
                    

                        
回転可能結合数

                        
5

                    

                    
                    
                    

                        
重原子数

                        
29

                    

                    
                

            


            
            

                
                


    
    
        
    
    
    
No targets recorded

    
    
Target interaction data is not yet available for this drug.

    



                
            


            
            

                
                


    
    
        
    
    
    
No interactions recorded

    
    
Drug interaction data is not yet available for this compound.

    



                
            


            
            

                
                


    
    
        
    
    
    
No side effects recorded

    
    
Side effect data is not yet available for this drug.

    



                
            


            
            
            

                
よくある質問

                

                    
                    

                        
                        

                            
This prostaglandin D2 receptor antagonist was developed to reduce the uncomfortable skin flushing that commonly occurs when people take niacin (a cholesterol-lowering vitamin). It was used in combination with extended-release niacin to improve patient tolerability, but was ultimately withdrawn after clinical trials showed no cardiovascular benefit.

                        

                    

                    

                    

                    
                    

                        
                        

                            
Competitively binds to its target receptor without activating it, blocking the natural ligand from binding and preventing receptor-mediated signaling.

                        

                    

                    

                    

                    

                        
                        

                            
Yes, Laropiprant is an approved drug. It has reached clinical phase 4. It is classified as a Small molecule.

                        

                    

                

            

            

            
            

            
            

            
            
{# References & Data Sources section for drug detail pages.
   Renders standard pharmacological database links plus the drug's data_sources field. #}


    
References & Data Sources

    
    
        
        
  • 
            
            
                ChEMBL — European Bioinformatics Institute (EBI).
                CHEMBL426559.
                Open-access bioactivity database.
            
        
    • 
        
        
        
  • 
            
            
                PubChem — National Center for Biotechnology Information (NCBI).
                CID 9867642.
                Chemical information database.
            
        
    • 
        
        
        
        
    

    
Data aggregated from publicly available pharmacological databases. Last updated 2026-03-04.




        


        
        
    


    



    
医学的免責事項

    

        This content is for educational and informational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider before making medication decisions.
    

    

        Data sources:
        ChEMBL,
        PubChem,
        DailyMed.